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Linux 4.5-rc3

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Merge tag 'v4.5-rc3' into patchwork

Linux 4.5-rc3

* tag 'v4.5-rc3': (644 commits)
  Linux 4.5-rc3
  epoll: restrict EPOLLEXCLUSIVE to POLLIN and POLLOUT
  radix-tree: fix oops after radix_tree_iter_retry
  MAINTAINERS: trim the file triggers for ABI/API
  dax: dirty inode only if required
  thp: make deferred_split_scan() work again
  mm: replace vma_lock_anon_vma with anon_vma_lock_read/write
  ocfs2/dlm: clear refmap bit of recovery lock while doing local recovery cleanup
  um: asm/page.h: remove the pte_high member from struct pte_t
  mm, hugetlb: don't require CMA for runtime gigantic pages
  mm/hugetlb: fix gigantic page initialization/allocation
  mm: downgrade VM_BUG in isolate_lru_page() to warning
  mempolicy: do not try to queue pages from !vma_migratable()
  mm, vmstat: fix wrong WQ sleep when memory reclaim doesn't make any progress
  vmstat: make vmstat_update deferrable
  mm, vmstat: make quiet_vmstat lighter
  mm/Kconfig: correct description of DEFERRED_STRUCT_PAGE_INIT
  memblock: don't mark memblock_phys_mem_size() as __init
  dump_stack: avoid potential deadlocks
  mm: validate_mm browse_rb SMP race condition
  ...
This commit is contained in:
Mauro Carvalho Chehab 2016-02-09 08:56:42 -02:00
commit 85e91f80cf
725 changed files with 7712 additions and 57082 deletions
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1
.mailmap
View File

@ -21,6 +21,7 @@ Andrey Ryabinin <ryabinin.a.a@gmail.com> <a.ryabinin@samsung.com>
Andrew Morton <akpm@linux-foundation.org>
Andrew Vasquez <andrew.vasquez@qlogic.com>
Andy Adamson <andros@citi.umich.edu>
Antonio Ospite <ao2@ao2.it> <ao2@amarulasolutions.com>
Archit Taneja <archit@ti.com>
Arnaud Patard <arnaud.patard@rtp-net.org>
Arnd Bergmann <arnd@arndb.de>

2
Documentation/Intel-IOMMU.txt
View File

@ -3,7 +3,7 @@ Linux IOMMU Support
The architecture spec can be obtained from the below location.
http://www.intel.com/technology/virtualization/
http://www.intel.com/content/dam/www/public/us/en/documents/product-specifications/vt-directed-io-spec.pdf
This guide gives a quick cheat sheet for some basic understanding.

4
Documentation/cgroup-v2.txt
View File

@ -843,6 +843,10 @@ PAGE_SIZE multiple when read back.
Amount of memory used to cache filesystem data,
including tmpfs and shared memory.
sock
Amount of memory used in network transmission buffers
file_mapped
Amount of cached filesystem data mapped with mmap()

4
Documentation/devicetree/bindings/net/brcm,bcmgenet.txt
View File

@ -68,7 +68,7 @@ ethernet@f0b60000 {
phy1: ethernet-phy@1 {
max-speed = <1000>;
reg = <0x1>;
compatible = "brcm,28nm-gphy", "ethernet-phy-ieee802.3-c22";
compatible = "ethernet-phy-ieee802.3-c22";
};
};
};
@ -115,7 +115,7 @@ ethernet@f0ba0000 {
phy0: ethernet-phy@0 {
max-speed = <1000>;
reg = <0x0>;
compatible = "brcm,bcm53125", "ethernet-phy-ieee802.3-c22";
compatible = "ethernet-phy-ieee802.3-c22";
};
};
};

5
Documentation/devicetree/bindings/net/hisilicon-hns-dsaf.txt
View File

@ -4,8 +4,6 @@ Required properties:
- compatible: should be "hisilicon,hns-dsaf-v1" or "hisilicon,hns-dsaf-v2".
"hisilicon,hns-dsaf-v1" is for hip05.
"hisilicon,hns-dsaf-v2" is for Hi1610 and Hi1612.
- dsa-name: dsa fabric name who provide this interface.
should be "dsafX", X is the dsaf id.
- mode: dsa fabric mode string. only support one of dsaf modes like these:
"2port-64vf",
"6port-16rss",
@ -26,9 +24,8 @@ Required properties:
Example:
dsa: dsa@c7000000 {
dsaf0: dsa@c7000000 {
compatible = "hisilicon,hns-dsaf-v1";
dsa_name = "dsaf0";
mode = "6port-16rss";
interrupt-parent = <&mbigen_dsa>;
reg = <0x0 0xC0000000 0x0 0x420000

7
Documentation/devicetree/bindings/net/hisilicon-hns-nic.txt
View File

@ -4,8 +4,9 @@ Required properties:
- compatible: "hisilicon,hns-nic-v1" or "hisilicon,hns-nic-v2".
"hisilicon,hns-nic-v1" is for hip05.
"hisilicon,hns-nic-v2" is for Hi1610 and Hi1612.
- ae-name: accelerator name who provides this interface,
is simply a name referring to the name of name in the accelerator node.
- ae-handle: accelerator engine handle for hns,
specifies a reference to the associating hardware driver node.
see Documentation/devicetree/bindings/net/hisilicon-hns-dsaf.txt
- port-id: is the index of port provided by DSAF (the accelerator). DSAF can
connect to 8 PHYs. Port 0 to 1 are both used for adminstration purpose. They
are called debug ports.
@ -41,7 +42,7 @@ Example:
ethernet@0{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <0>;
local-mac-address = [a2 14 e4 4b 56 76];
};

7
Documentation/devicetree/bindings/net/marvell-armada-370-neta.txt
View File

@ -6,12 +6,17 @@ Required properties:
- interrupts: interrupt for the device
- phy: See ethernet.txt file in the same directory.
- phy-mode: See ethernet.txt file in the same directory
- clocks: a pointer to the reference clock for this device.
- clocks: List of clocks for this device. At least one clock is
mandatory for the core clock. If several clocks are given, then the
clock-names property must be used to identify them.
Optional properties:
- tx-csum-limit: maximum mtu supported by port that allow TX checksum.
Value is presented in bytes. If not used, by default 1600B is set for
"marvell,armada-370-neta" and 9800B for others.
- clock-names: List of names corresponding to clocks property; shall be
"core" for core clock and "bus" for the optional bus clock.
Example:

8
Documentation/devicetree/bindings/net/mdio-mux-gpio.txt
View File

@ -38,7 +38,6 @@ Example :
phy11: ethernet-phy@1 {
reg = <1>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -48,7 +47,6 @@ Example :
};
phy12: ethernet-phy@2 {
reg = <2>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -58,7 +56,6 @@ Example :
};
phy13: ethernet-phy@3 {
reg = <3>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -68,7 +65,6 @@ Example :
};
phy14: ethernet-phy@4 {
reg = <4>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -85,7 +81,6 @@ Example :
phy21: ethernet-phy@1 {
reg = <1>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -95,7 +90,6 @@ Example :
};
phy22: ethernet-phy@2 {
reg = <2>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -105,7 +99,6 @@ Example :
};
phy23: ethernet-phy@3 {
reg = <3>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -115,7 +108,6 @@ Example :
};
phy24: ethernet-phy@4 {
reg = <4>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,

8
Documentation/devicetree/bindings/net/mdio-mux.txt
View File

@ -47,7 +47,6 @@ Example :
phy11: ethernet-phy@1 {
reg = <1>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -57,7 +56,6 @@ Example :
};
phy12: ethernet-phy@2 {
reg = <2>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -67,7 +65,6 @@ Example :
};
phy13: ethernet-phy@3 {
reg = <3>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -77,7 +74,6 @@ Example :
};
phy14: ethernet-phy@4 {
reg = <4>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -94,7 +90,6 @@ Example :
phy21: ethernet-phy@1 {
reg = <1>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -104,7 +99,6 @@ Example :
};
phy22: ethernet-phy@2 {
reg = <2>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -114,7 +108,6 @@ Example :
};
phy23: ethernet-phy@3 {
reg = <3>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,
@ -124,7 +117,6 @@ Example :
};
phy24: ethernet-phy@4 {
reg = <4>;
compatible = "marvell,88e1149r";
marvell,reg-init = <3 0x10 0 0x5777>,
<3 0x11 0 0x00aa>,
<3 0x12 0 0x4105>,

6
Documentation/devicetree/bindings/net/phy.txt
View File

@ -17,8 +17,7 @@ Optional Properties:
"ethernet-phy-ieee802.3-c22" or "ethernet-phy-ieee802.3-c45" for
PHYs that implement IEEE802.3 clause 22 or IEEE802.3 clause 45
specifications. If neither of these are specified, the default is to
assume clause 22. The compatible list may also contain other
elements.
assume clause 22.
If the phy's identifier is known then the list may contain an entry
of the form: "ethernet-phy-idAAAA.BBBB" where
@ -28,6 +27,9 @@ Optional Properties:
4 hex digits. This is the chip vendor OUI bits 19:24,
followed by 10 bits of a vendor specific ID.
The compatible list should not contain other values than those
listed here.
- max-speed: Maximum PHY supported speed (10, 100, 1000...)
- broken-turn-around: If set, indicates the PHY device does not correctly

13
Documentation/filesystems/proc.txt
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@ -240,8 +240,8 @@ Table 1-2: Contents of the status files (as of 4.1)
RssFile size of resident file mappings
RssShmem size of resident shmem memory (includes SysV shm,
mapping of tmpfs and shared anonymous mappings)
VmData size of data, stack, and text segments
VmStk size of data, stack, and text segments
VmData size of private data segments
VmStk size of stack segments
VmExe size of text segment
VmLib size of shared library code
VmPTE size of page table entries
@ -356,7 +356,7 @@ address perms offset dev inode pathname
a7cb1000-a7cb2000 ---p 00000000 00:00 0
a7cb2000-a7eb2000 rw-p 00000000 00:00 0
a7eb2000-a7eb3000 ---p 00000000 00:00 0
a7eb3000-a7ed5000 rw-p 00000000 00:00 0 [stack:1001]
a7eb3000-a7ed5000 rw-p 00000000 00:00 0
a7ed5000-a8008000 r-xp 00000000 03:00 4222 /lib/libc.so.6
a8008000-a800a000 r--p 00133000 03:00 4222 /lib/libc.so.6
a800a000-a800b000 rw-p 00135000 03:00 4222 /lib/libc.so.6
@ -388,7 +388,6 @@ is not associated with a file:
[heap] = the heap of the program
[stack] = the stack of the main process
[stack:1001] = the stack of the thread with tid 1001
[vdso] = the "virtual dynamic shared object",
the kernel system call handler
@ -396,10 +395,8 @@ is not associated with a file:
The /proc/PID/task/TID/maps is a view of the virtual memory from the viewpoint
of the individual tasks of a process. In this file you will see a mapping marked
as [stack] if that task sees it as a stack. This is a key difference from the
content of /proc/PID/maps, where you will see all mappings that are being used
as stack by all of those tasks. Hence, for the example above, the task-level
map, i.e. /proc/PID/task/TID/maps for thread 1001 will look like this:
as [stack] if that task sees it as a stack. Hence, for the example above, the
task-level map, i.e. /proc/PID/task/TID/maps for thread 1001 will look like this:
08048000-08049000 r-xp 00000000 03:00 8312 /opt/test
08049000-0804a000 rw-p 00001000 03:00 8312 /opt/test

5
Documentation/kernel-parameters.txt
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@ -1496,6 +1496,11 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
could change it dynamically, usually by
/sys/module/printk/parameters/ignore_loglevel.
ignore_rlimit_data
Ignore RLIMIT_DATA setting for data mappings,
print warning at first misuse. Can be changed via
/sys/module/kernel/parameters/ignore_rlimit_data.
ihash_entries= [KNL]
Set number of hash buckets for inode cache.

2
Documentation/networking/ip-sysctl.txt
View File

@ -594,7 +594,7 @@ tcp_fastopen - INTEGER
tcp_syn_retries - INTEGER
Number of times initial SYNs for an active TCP connection attempt
will be retransmitted. Should not be higher than 255. Default value
will be retransmitted. Should not be higher than 127. Default value
is 6, which corresponds to 63seconds till the last retransmission
with the current initial RTO of 1second. With this the final timeout
for an active TCP connection attempt will happen after 127seconds.

2
Documentation/virtual/kvm/api.txt
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@ -3025,7 +3025,7 @@ len must be a multiple of sizeof(struct kvm_s390_irq). It must be > 0
and it must not exceed (max_vcpus + 32) * sizeof(struct kvm_s390_irq),
which is the maximum number of possibly pending cpu-local interrupts.
4.90 KVM_SMI
4.96 KVM_SMI
Capability: KVM_CAP_X86_SMM
Architectures: x86

58
MAINTAINERS
View File

@ -223,9 +223,7 @@ F: drivers/scsi/aacraid/
ABI/API
L: linux-api@vger.kernel.org
F: Documentation/ABI/
F: include/linux/syscalls.h
F: include/uapi/
F: kernel/sys_ni.c
ABIT UGURU 1,2 HARDWARE MONITOR DRIVER
@ -686,13 +684,6 @@ M: Michael Hanselmann <linux-kernel@hansmi.ch>
S: Supported
F: drivers/macintosh/ams/
AMSO1100 RNIC DRIVER
M: Tom Tucker <tom@opengridcomputing.com>
M: Steve Wise <swise@opengridcomputing.com>
L: linux-rdma@vger.kernel.org
S: Maintained
F: drivers/infiniband/hw/amso1100/
ANALOG DEVICES INC AD9389B DRIVER
M: Hans Verkuil <hans.verkuil@cisco.com>
L: linux-media@vger.kernel.org
@ -967,6 +958,8 @@ M: Rob Herring <robh@kernel.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-highbank/
F: arch/arm/boot/dts/highbank.dts
F: arch/arm/boot/dts/ecx-*.dts*
ARM/CAVIUM NETWORKS CNS3XXX MACHINE SUPPORT
M: Krzysztof Halasa <khalasa@piap.pl>
@ -1042,6 +1035,7 @@ M: Barry Song <baohua@kernel.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://git.kernel.org/pub/scm/linux/kernel/git/baohua/linux.git
S: Maintained
F: arch/arm/boot/dts/prima2*
F: arch/arm/mach-prima2/
F: drivers/clk/sirf/
F: drivers/clocksource/timer-prima2.c
@ -1143,6 +1137,10 @@ W: http://www.hisilicon.com
S: Supported
T: git git://github.com/hisilicon/linux-hisi.git
F: arch/arm/mach-hisi/
F: arch/arm/boot/dts/hi3*
F: arch/arm/boot/dts/hip*
F: arch/arm/boot/dts/hisi*
F: arch/arm64/boot/dts/hisilicon/
ARM/HP JORNADA 7XX MACHINE SUPPORT
M: Kristoffer Ericson <kristoffer.ericson@gmail.com>
@ -1219,6 +1217,7 @@ M: Santosh Shilimkar <ssantosh@kernel.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-keystone/
F: arch/arm/boot/dts/k2*
T: git git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone.git
ARM/TEXAS INSTRUMENT KEYSTONE CLOCK FRAMEWORK
@ -1287,6 +1286,7 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-berlin/
F: arch/arm/boot/dts/berlin*
F: arch/arm64/boot/dts/marvell/berlin*
ARM/Marvell Dove/MV78xx0/Orion SOC support
@ -1425,6 +1425,7 @@ S: Maintained
F: arch/arm/boot/dts/qcom-*.dts
F: arch/arm/boot/dts/qcom-*.dtsi
F: arch/arm/mach-qcom/
F: arch/arm64/boot/dts/qcom/*
F: drivers/soc/qcom/
F: drivers/tty/serial/msm_serial.h
F: drivers/tty/serial/msm_serial.c
@ -1484,6 +1485,8 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: linux-samsung-soc@vger.kernel.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/boot/dts/s3c*
F: arch/arm/boot/dts/s5p*
F: arch/arm/boot/dts/samsung*
F: arch/arm/boot/dts/exynos*
F: arch/arm64/boot/dts/exynos/
F: arch/arm/plat-samsung/
@ -1563,6 +1566,7 @@ S: Maintained
F: arch/arm/mach-socfpga/
F: arch/arm/boot/dts/socfpga*
F: arch/arm/configs/socfpga_defconfig
F: arch/arm64/boot/dts/altera/
W: http://www.rocketboards.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git
@ -1716,7 +1720,7 @@ M: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/boot/dts/vexpress*
F: arch/arm64/boot/dts/arm/vexpress*
F: arch/arm64/boot/dts/arm/
F: arch/arm/mach-vexpress/
F: */*/vexpress*
F: */*/*/vexpress*
@ -2343,6 +2347,7 @@ F: arch/arm/mach-bcm/
F: arch/arm/boot/dts/bcm113*
F: arch/arm/boot/dts/bcm216*
F: arch/arm/boot/dts/bcm281*
F: arch/arm64/boot/dts/broadcom/
F: arch/arm/configs/bcm_defconfig
F: drivers/mmc/host/sdhci-bcm-kona.c
F: drivers/clocksource/bcm_kona_timer.c
@ -3445,7 +3450,7 @@ S: Maintained
F: drivers/usb/dwc2/
DESIGNWARE USB3 DRD IP DRIVER
M: Felipe Balbi <balbi@ti.com>
M: Felipe Balbi <balbi@kernel.org>
L: linux-usb@vger.kernel.org
L: linux-omap@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git
@ -4184,13 +4189,6 @@ W: http://aeschi.ch.eu.org/efs/
S: Orphan
F: fs/efs/
EHCA (IBM GX bus InfiniBand adapter) DRIVER
M: Hoang-Nam Nguyen <hnguyen@de.ibm.com>
M: Christoph Raisch <raisch@de.ibm.com>
L: linux-rdma@vger.kernel.org
S: Supported
F: drivers/infiniband/hw/ehca/
EHEA (IBM pSeries eHEA 10Gb ethernet adapter) DRIVER
M: Thadeu Lima de Souza Cascardo <cascardo@linux.vnet.ibm.com>
L: netdev@vger.kernel.org
@ -5809,12 +5807,6 @@ M: Juanjo Ciarlante <jjciarla@raiz.uncu.edu.ar>
S: Maintained
F: net/ipv4/netfilter/ipt_MASQUERADE.c
IPATH DRIVER
M: Mike Marciniszyn <infinipath@intel.com>
L: linux-rdma@vger.kernel.org
S: Maintained
F: drivers/staging/rdma/ipath/
IPMI SUBSYSTEM
M: Corey Minyard <minyard@acm.org>
L: openipmi-developer@lists.sourceforge.net (moderated for non-subscribers)
@ -7370,7 +7362,7 @@ F: drivers/tty/isicom.c
F: include/linux/isicom.h
MUSB MULTIPOINT HIGH SPEED DUAL-ROLE CONTROLLER
M: Felipe Balbi <balbi@ti.com>
M: Felipe Balbi <balbi@kernel.org>
L: linux-usb@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git
S: Maintained
@ -7939,7 +7931,7 @@ F: drivers/media/platform/omap3isp/
F: drivers/staging/media/omap4iss/
OMAP USB SUPPORT
M: Felipe Balbi <balbi@ti.com>
M: Felipe Balbi <balbi@kernel.org>
L: linux-usb@vger.kernel.org
L: linux-omap@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git
@ -8818,6 +8810,7 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://github.com/hzhuang1/linux.git
T: git git://github.com/rjarzmik/linux.git
S: Maintained
F: arch/arm/boot/dts/pxa*
F: arch/arm/mach-pxa/
F: drivers/dma/pxa*
F: drivers/pcmcia/pxa2xx*
@ -8847,6 +8840,7 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://github.com/hzhuang1/linux.git
T: git git://git.linaro.org/people/ycmiao/pxa-linux.git
S: Maintained
F: arch/arm/boot/dts/mmp*
F: arch/arm/mach-mmp/
PXA MMCI DRIVER
@ -10158,6 +10152,7 @@ S: Supported
F: drivers/media/pci/solo6x10/
SOFTWARE RAID (Multiple Disks) SUPPORT
M: Shaohua Li <shli@kernel.org>
L: linux-raid@vger.kernel.org
T: git git://neil.brown.name/md
S: Supported
@ -10173,7 +10168,7 @@ F: drivers/net/ethernet/natsemi/sonic.*
SONICS SILICON BACKPLANE DRIVER (SSB)
M: Michael Buesch <m@bues.ch>
L: netdev@vger.kernel.org
L: linux-wireless@vger.kernel.org
S: Maintained
F: drivers/ssb/
F: include/linux/ssb/
@ -10291,6 +10286,7 @@ L: spear-devel@list.st.com
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
W: http://www.st.com/spear
S: Maintained
F: arch/arm/boot/dts/spear*
F: arch/arm/mach-spear/
SPEAR CLOCK FRAMEWORK SUPPORT
@ -11326,7 +11322,7 @@ F: Documentation/usb/ehci.txt
F: drivers/usb/host/ehci*
USB GADGET/PERIPHERAL SUBSYSTEM
M: Felipe Balbi <balbi@ti.com>
M: Felipe Balbi <balbi@kernel.org>
L: linux-usb@vger.kernel.org
W: http://www.linux-usb.org/gadget
T: git git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git
@ -11402,7 +11398,7 @@ S: Maintained
F: drivers/net/usb/pegasus.*
USB PHY LAYER
M: Felipe Balbi <balbi@ti.com>
M: Felipe Balbi <balbi@kernel.org>
L: linux-usb@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git
S: Maintained
@ -12141,7 +12137,7 @@ F: drivers/net/hamradio/*scc.c
F: drivers/net/hamradio/z8530.h
ZBUD COMPRESSED PAGE ALLOCATOR
M: Seth Jennings <sjennings@variantweb.net>
M: Seth Jennings <sjenning@redhat.com>
L: linux-mm@kvack.org
S: Maintained
F: mm/zbud.c
@ -12196,7 +12192,7 @@ F: include/linux/zsmalloc.h
F: Documentation/vm/zsmalloc.txt
ZSWAP COMPRESSED SWAP CACHING
M: Seth Jennings <sjennings@variantweb.net>
M: Seth Jennings <sjenning@redhat.com>
L: linux-mm@kvack.org
S: Maintained
F: mm/zswap.c

2
Makefile
View File

@ -1,7 +1,7 @@
VERSION = 4
PATCHLEVEL = 5
SUBLEVEL = 0
EXTRAVERSION = -rc1
EXTRAVERSION = -rc3
NAME = Blurry Fish Butt
# *DOCUMENTATION*

9
arch/arm/boot/compressed/Makefile
View File

@ -106,6 +106,15 @@ ORIG_CFLAGS := $(KBUILD_CFLAGS)
KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS))
endif
# -fstack-protector-strong triggers protection checks in this code,
# but it is being used too early to link to meaningful stack_chk logic.
nossp_flags := $(call cc-option, -fno-stack-protector)
CFLAGS_atags_to_fdt.o := $(nossp_flags)
CFLAGS_fdt.o := $(nossp_flags)
CFLAGS_fdt_ro.o := $(nossp_flags)
CFLAGS_fdt_rw.o := $(nossp_flags)
CFLAGS_fdt_wip.o := $(nossp_flags)
ccflags-y := -fpic -mno-single-pic-base -fno-builtin -I$(obj)
asflags-y := -DZIMAGE

1
arch/arm/boot/dts/am33xx.dtsi
View File

@ -439,6 +439,7 @@
ti,mbox-num-users = <4>;
ti,mbox-num-fifos = <8>;
mbox_wkupm3: wkup_m3 {
ti,mbox-send-noirq;
ti,mbox-tx = <0 0 0>;
ti,mbox-rx = <0 0 3>;
};

5
arch/arm/boot/dts/am4372.dtsi
View File

@ -73,7 +73,7 @@
global_timer: timer@48240200 {
compatible = "arm,cortex-a9-global-timer";
reg = <0x48240200 0x100>;
interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <GIC_PPI 11 IRQ_TYPE_EDGE_RISING>;
interrupt-parent = <&gic>;
clocks = <&mpu_periphclk>;
};
@ -81,7 +81,7 @@
local_timer: timer@48240600 {
compatible = "arm,cortex-a9-twd-timer";
reg = <0x48240600 0x100>;
interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <GIC_PPI 13 IRQ_TYPE_EDGE_RISING>;
interrupt-parent = <&gic>;
clocks = <&mpu_periphclk>;
};
@ -290,6 +290,7 @@
ti,mbox-num-users = <4>;
ti,mbox-num-fifos = <8>;
mbox_wkupm3: wkup_m3 {
ti,mbox-send-noirq;
ti,mbox-tx = <0 0 0>;
ti,mbox-rx = <0 0 3>;
};

4
arch/arm/boot/dts/am437x-gp-evm.dts
View File

@ -590,8 +590,6 @@
pinctrl-names = "default";
pinctrl-0 = <&pixcir_ts_pins>;
reg = <0x5c>;
interrupt-parent = <&gpio3>;
interrupts = <22 0>;
attb-gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
@ -599,7 +597,7 @@
* 0x264 represents the offset of padconf register of
* gpio3_22 from am43xx_pinmux base.
*/
interrupts-extended = <&gpio3 22 IRQ_TYPE_NONE>,
interrupts-extended = <&gpio3 22 IRQ_TYPE_EDGE_FALLING>,
<&am43xx_pinmux 0x264>;
interrupt-names = "tsc", "wakeup";

2
arch/arm/boot/dts/am43x-epos-evm.dts
View File

@ -491,7 +491,7 @@
pinctrl-0 = <&pixcir_ts_pins>;
reg = <0x5c>;
interrupt-parent = <&gpio1>;
interrupts = <17 0>;
interrupts = <17 IRQ_TYPE_EDGE_FALLING>;
attb-gpio = <&gpio1 17 GPIO_ACTIVE_HIGH>;

12
arch/arm/boot/dts/am57xx-cl-som-am57x.dts
View File

@ -167,7 +167,7 @@
DRA7XX_CORE_IOPAD(0x35b8, PIN_INPUT_PULLDOWN | MUX_MODE3) /* vin2a_d20.rgmii1_rd3 */
DRA7XX_CORE_IOPAD(0x35bc, PIN_INPUT_PULLDOWN | MUX_MODE3) /* vin2a_d21.rgmii1_rd2 */
DRA7XX_CORE_IOPAD(0x35c0, PIN_INPUT_PULLDOWN | MUX_MODE3) /* vin2a_d22.rgmii1_rd1 */
DRA7XX_CORE_IOPAD(0x35c4, PIN_INPUT_PULLUP | MUX_MODE3) /* vin2a_d23.rgmii1_rd0 */
DRA7XX_CORE_IOPAD(0x35c4, PIN_INPUT_PULLDOWN | MUX_MODE3) /* vin2a_d23.rgmii1_rd0 */
>;
};
@ -492,14 +492,14 @@
pinctrl-names = "default";
pinctrl-0 = <&qspi1_pins>;
spi-max-frequency = <20000000>;
spi-max-frequency = <48000000>;
spi_flash: spi_flash@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "spansion,m25p80", "jedec,spi-nor";
reg = <0>; /* CS0 */
spi-max-frequency = <20000000>;
spi-max-frequency = <48000000>;
partition@0 {
label = "uboot";
@ -559,13 +559,13 @@
&cpsw_emac0 {
phy_id = <&davinci_mdio>, <0>;
phy-mode = "rgmii";
phy-mode = "rgmii-txid";
dual_emac_res_vlan = <0>;
};
&cpsw_emac1 {
phy_id = <&davinci_mdio>, <1>;
phy-mode = "rgmii";
phy-mode = "rgmii-txid";
dual_emac_res_vlan = <1>;
};
@ -588,7 +588,7 @@
};
&usb2 {
dr_mode = "peripheral";
dr_mode = "host";
};
&mcasp3 {

8
arch/arm/boot/dts/am57xx-sbc-am57x.dts
View File

@ -25,8 +25,8 @@
&dra7_pmx_core {
uart3_pins_default: uart3_pins_default {
pinctrl-single,pins = <
DRA7XX_CORE_IOPAD(0x37f8, PIN_INPUT_SLEW | MUX_MODE2) /* uart2_ctsn.uart3_rxd */
DRA7XX_CORE_IOPAD(0x37fc, PIN_INPUT_SLEW | MUX_MODE1) /* uart2_rtsn.uart3_txd */
DRA7XX_CORE_IOPAD(0x3648, PIN_INPUT_SLEW | MUX_MODE0) /* uart3_rxd */
DRA7XX_CORE_IOPAD(0x364c, PIN_INPUT_SLEW | MUX_MODE0) /* uart3_txd */
>;
};
@ -108,9 +108,9 @@
pinctrl-0 = <&i2c5_pins_default>;
clock-frequency = <400000>;
eeprom_base: atmel@50 {
eeprom_base: atmel@54 {
compatible = "atmel,24c08";
reg = <0x50>;
reg = <0x54>;
pagesize = <16>;
};

1
arch/arm/boot/dts/armada-xp-lenovo-ix4-300d.dts
View File

@ -152,6 +152,7 @@
nand-on-flash-bbt;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;

12
arch/arm/boot/dts/at91-sama5d2_xplained.dts
View File

@ -114,9 +114,15 @@
macb0: ethernet@f8008000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_macb0_default>;
pinctrl-0 = <&pinctrl_macb0_default &pinctrl_macb0_phy_irq>;
phy-mode = "rmii";
status = "okay";
ethernet-phy@1 {
reg = <0x1>;
interrupt-parent = <&pioA>;
interrupts = <73 IRQ_TYPE_LEVEL_LOW>;
};
};
pdmic@f8018000 {
@ -300,6 +306,10 @@
bias-disable;
};
pinctrl_macb0_phy_irq: macb0_phy_irq {
pinmux = <PIN_PC9__GPIO>;
};
pinctrl_pdmic_default: pdmic_default {
pinmux = <PIN_PB26__PDMIC_DAT>,
<PIN_PB27__PDMIC_CLK>;

8
arch/arm/boot/dts/at91-sama5d4_xplained.dts
View File

@ -86,10 +86,12 @@
macb0: ethernet@f8020000 {
phy-mode = "rmii";
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_macb0_rmii &pinctrl_macb0_phy_irq>;
phy0: ethernet-phy@1 {
interrupt-parent = <&pioE>;
interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
reg = <1>;
};
};
@ -152,6 +154,10 @@
atmel,pins =
<AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
};
pinctrl_macb0_phy_irq: macb0_phy_irq_0 {
atmel,pins =
<AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
};
};
};
};

11
arch/arm/boot/dts/at91-sama5d4ek.dts
View File

@ -160,8 +160,15 @@
};
macb0: ethernet@f8020000 {
pinctrl-0 = <&pinctrl_macb0_rmii &pinctrl_macb0_phy_irq>;
phy-mode = "rmii";
status = "okay";
ethernet-phy@1 {
reg = <0x1>;
interrupt-parent = <&pioE>;
interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
};
};
mmc1: mmc@fc000000 {
@ -193,6 +200,10 @@
pinctrl@fc06a000 {
board {
pinctrl_macb0_phy_irq: macb0_phy_irq {
atmel,pins =
<AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
};
pinctrl_mmc0_cd: mmc0_cd {
atmel,pins =
<AT91_PIOE 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;

2
arch/arm/boot/dts/at91sam9n12ek.dts
View File

@ -215,7 +215,7 @@
};
panel: panel {
compatible = "qd,qd43003c0-40", "simple-panel";
compatible = "qiaodian,qd43003c0-40", "simple-panel";
backlight = <&backlight>;
power-supply = <&panel_reg>;
#address-cells = <1>;

25
arch/arm/boot/dts/kirkwood-lswvl.dts
View File

@ -1,7 +1,8 @@
/*
* Device Tree file for Buffalo Linkstation LS-WVL/VL
*
* Copyright (C) 2015, rogershimizu@gmail.com
* Copyright (C) 2015, 2016
* Roger Shimizu <rogershimizu@gmail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@ -156,21 +157,21 @@
button@1 {
label = "Function Button";
linux,code = <KEY_OPTION>;
gpios = <&gpio0 45 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 13 GPIO_ACTIVE_LOW>;
};
button@2 {
label = "Power-on Switch";
linux,code = <KEY_RESERVED>;
linux,input-type = <5>;
gpios = <&gpio0 46 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
};
button@3 {
label = "Power-auto Switch";
linux,code = <KEY_ESC>;
linux,input-type = <5>;
gpios = <&gpio0 47 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
};
};
@ -185,38 +186,38 @@
led@1 {
label = "lswvl:red:alarm";
gpios = <&gpio0 36 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>;
};
led@2 {
label = "lswvl:red:func";
gpios = <&gpio0 37 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>;
};
led@3 {
label = "lswvl:amber:info";
gpios = <&gpio0 38 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 6 GPIO_ACTIVE_HIGH>;
};
led@4 {
label = "lswvl:blue:func";
gpios = <&gpio0 39 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
};
led@5 {
label = "lswvl:blue:power";
gpios = <&gpio0 40 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
default-state = "keep";
};
led@6 {
label = "lswvl:red:hdderr0";
gpios = <&gpio0 34 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
};
led@7 {
label = "lswvl:red:hdderr1";
gpios = <&gpio0 35 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 3 GPIO_ACTIVE_HIGH>;
};
};
@ -233,7 +234,7 @@
3250 1
5000 0>;
alarm-gpios = <&gpio0 43 GPIO_ACTIVE_HIGH>;
alarm-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>;
};
restart_poweroff {

31
arch/arm/boot/dts/kirkwood-lswxl.dts
View File

@ -1,7 +1,8 @@
/*
* Device Tree file for Buffalo Linkstation LS-WXL/WSXL
*
* Copyright (C) 2015, rogershimizu@gmail.com
* Copyright (C) 2015, 2016
* Roger Shimizu <rogershimizu@gmail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@ -156,21 +157,21 @@
button@1 {
label = "Function Button";
linux,code = <KEY_OPTION>;
gpios = <&gpio1 41 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
};
button@2 {
label = "Power-on Switch";
linux,code = <KEY_RESERVED>;
linux,input-type = <5>;
gpios = <&gpio1 42 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
};
button@3 {
label = "Power-auto Switch";
linux,code = <KEY_ESC>;
linux,input-type = <5>;
gpios = <&gpio1 43 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
};
};
@ -185,12 +186,12 @@
led@1 {
label = "lswxl:blue:func";
gpios = <&gpio1 36 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
};
led@2 {
label = "lswxl:red:alarm";
gpios = <&gpio1 49 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 17 GPIO_ACTIVE_LOW>;
};
led@3 {
@ -200,23 +201,23 @@
led@4 {
label = "lswxl:blue:power";
gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
default-state = "keep";
};
led@5 {
label = "lswxl:red:func";
gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
default-state = "keep";
gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
};
led@6 {
label = "lswxl:red:hdderr0";
gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>;
};
led@7 {
label = "lswxl:red:hdderr1";
gpios = <&gpio1 3 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
};
};
@ -225,15 +226,15 @@
pinctrl-0 = <&pmx_fan_low &pmx_fan_high &pmx_fan_lock>;
pinctrl-names = "default";
gpios = <&gpio0 47 GPIO_ACTIVE_LOW
&gpio0 48 GPIO_ACTIVE_LOW>;
gpios = <&gpio1 16 GPIO_ACTIVE_LOW
&gpio1 15 GPIO_ACTIVE_LOW>;
gpio-fan,speed-map = <0 3
1500 2
3250 1
5000 0>;
alarm-gpios = <&gpio1 49 GPIO_ACTIVE_HIGH>;
alarm-gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
};
restart_poweroff {
@ -256,7 +257,7 @@
enable-active-high;
regulator-always-on;
regulator-boot-on;
gpio = <&gpio0 37 GPIO_ACTIVE_HIGH>;
gpio = <&gpio1 5 GPIO_ACTIVE_HIGH>;
};
hdd_power0: regulator@2 {
compatible = "regulator-fixed";

1
arch/arm/boot/dts/kirkwood-pogoplug-series-4.dts
View File

@ -131,6 +131,7 @@
chip-delay = <40>;
status = "okay";
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;

9
arch/arm/boot/dts/logicpd-torpedo-som.dtsi
View File

@ -112,14 +112,6 @@
clock-frequency = <400000>;
};
&i2c2 {
clock-frequency = <400000>;
};
&i2c3 {
clock-frequency = <400000>;
};
/*
* Only found on the wireless SOM. For the SOM without wireless, the pins for
* MMC3 can be routed with jumpers to the second MMC slot on the devkit and
@ -143,6 +135,7 @@
interrupt-parent = <&gpio5>;
interrupts = <24 IRQ_TYPE_LEVEL_HIGH>; /* gpio 152 */
ref-clock-frequency = <26000000>;
tcxo-clock-frequency = <26000000>;
};
};

33
arch/arm/boot/dts/omap5-board-common.dtsi
View File

@ -130,6 +130,16 @@
};
};
&gpio8 {
/* TI trees use GPIO instead of msecure, see also muxing */
p234 {
gpio-hog;
gpios = <10 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "gpio8_234/msecure";
};
};
&omap5_pmx_core {
pinctrl-names = "default";
pinctrl-0 = <
@ -213,6 +223,13 @@
>;
};
/* TI trees use GPIO mode; msecure mode does not work reliably? */
palmas_msecure_pins: palmas_msecure_pins {
pinctrl-single,pins = <
OMAP5_IOPAD(0x180, PIN_OUTPUT | MUX_MODE6) /* gpio8_234 */
>;
};
usbhost_pins: pinmux_usbhost_pins {
pinctrl-single,pins = <
OMAP5_IOPAD(0x0c4, PIN_INPUT | MUX_MODE0) /* usbb2_hsic_strobe */
@ -278,6 +295,12 @@
&usbhost_wkup_pins
>;
palmas_sys_nirq_pins: pinmux_palmas_sys_nirq_pins {
pinctrl-single,pins = <
OMAP5_IOPAD(0x068, PIN_INPUT_PULLUP | MUX_MODE0) /* sys_nirq1 */
>;
};
usbhost_wkup_pins: pinmux_usbhost_wkup_pins {
pinctrl-single,pins = <
OMAP5_IOPAD(0x05a, PIN_OUTPUT | MUX_MODE0) /* fref_clk1_out, USB hub clk */
@ -345,6 +368,8 @@
interrupt-controller;
#interrupt-cells = <2>;
ti,system-power-controller;
pinctrl-names = "default";
pinctrl-0 = <&palmas_sys_nirq_pins &palmas_msecure_pins>;
extcon_usb3: palmas_usb {
compatible = "ti,palmas-usb-vid";
@ -358,6 +383,14 @@
#clock-cells = <0>;
};
rtc {
compatible = "ti,palmas-rtc";
interrupt-parent = <&palmas>;
interrupts = <8 IRQ_TYPE_NONE>;
ti,backup-battery-chargeable;
ti,backup-battery-charge-high-current;
};
palmas_pmic {
compatible = "ti,palmas-pmic";
interrupt-parent = <&palmas>;

8
arch/arm/boot/dts/orion5x-linkstation-lswtgl.dts
View File

@ -1,7 +1,8 @@
/*
* Device Tree file for Buffalo Linkstation LS-WTGL
*
* Copyright (C) 2015, Roger Shimizu <rogershimizu@gmail.com>
* Copyright (C) 2015, 2016
* Roger Shimizu <rogershimizu@gmail.com>
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
@ -69,8 +70,6 @@
internal-regs {
pinctrl: pinctrl@10000 {
pinctrl-0 = <&pmx_usb_power &pmx_power_hdd
&pmx_fan_low &pmx_fan_high &pmx_fan_lock>;
pinctrl-names = "default";
pmx_led_power: pmx-leds {
@ -162,6 +161,7 @@
led@1 {
label = "lswtgl:blue:power";
gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
default-state = "keep";
};
led@2 {
@ -188,7 +188,7 @@
3250 1
5000 0>;
alarm-gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
alarm-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
};
restart_poweroff {

2
arch/arm/boot/dts/sama5d4.dtsi
View File

@ -1342,7 +1342,7 @@
dbgu: serial@fc069000 {
compatible = "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart";
reg = <0xfc069000 0x200>;
interrupts = <2 IRQ_TYPE_LEVEL_HIGH 7>;
interrupts = <45 IRQ_TYPE_LEVEL_HIGH 7>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_dbgu>;
clocks = <&dbgu_clk>;

37
arch/arm/boot/dts/ste-nomadik-stn8815.dtsi
View File

@ -127,22 +127,14 @@
};
mmcsd_default_mode: mmcsd_default {
mmcsd_default_cfg1 {
/* MCCLK */
pins = "GPIO8_B10";
ste,output = <0>;
};
mmcsd_default_cfg2 {
/* MCCMDDIR, MCDAT0DIR, MCDAT31DIR, MCDATDIR2 */
pins = "GPIO10_C11", "GPIO15_A12",
"GPIO16_C13", "GPIO23_D15";
ste,output = <1>;
};
mmcsd_default_cfg3 {
/* MCCMD, MCDAT3-0, MCMSFBCLK */
pins = "GPIO9_A10", "GPIO11_B11",
"GPIO12_A11", "GPIO13_C12",
"GPIO14_B12", "GPIO24_C15";
ste,input = <1>;
/*
* MCCLK, MCCMDDIR, MCDAT0DIR, MCDAT31DIR, MCDATDIR2
* MCCMD, MCDAT3-0, MCMSFBCLK
*/
pins = "GPIO8_B10", "GPIO9_A10", "GPIO10_C11", "GPIO11_B11",
"GPIO12_A11", "GPIO13_C12", "GPIO14_B12", "GPIO15_A12",
"GPIO16_C13", "GPIO23_D15", "GPIO24_C15";
ste,output = <2>;
};
};
};
@ -802,10 +794,21 @@
clock-names = "mclk", "apb_pclk";
interrupt-parent = <&vica>;
interrupts = <22>;
max-frequency = <48000000>;
max-frequency = <400000>;
bus-width = <4>;
cap-mmc-highspeed;
cap-sd-highspeed;
full-pwr-cycle;
/*
* The STw4811 circuit used with the Nomadik strictly
* requires that all of these signal direction pins be
* routed and used for its 4-bit levelshifter.
*/
st,sig-dir-dat0;
st,sig-dir-dat2;
st,sig-dir-dat31;
st,sig-dir-cmd;
st,sig-pin-fbclk;
pinctrl-names = "default";
pinctrl-0 = <&mmcsd_default_mux>, <&mmcsd_default_mode>;
vmmc-supply = <&vmmc_regulator>;

1
arch/arm/configs/multi_v7_defconfig
View File

@ -426,6 +426,7 @@ CONFIG_SUNXI_WATCHDOG=y
CONFIG_IMX2_WDT=y
CONFIG_TEGRA_WATCHDOG=m
CONFIG_MESON_WATCHDOG=y
CONFIG_DW_WATCHDOG=y
CONFIG_DIGICOLOR_WATCHDOG=y
CONFIG_MFD_AS3711=y
CONFIG_MFD_AS3722=y

10
arch/arm/configs/omap2plus_defconfig
View File

@ -50,6 +50,7 @@ CONFIG_SOC_AM33XX=y
CONFIG_SOC_AM43XX=y
CONFIG_SOC_DRA7XX=y
CONFIG_ARM_THUMBEE=y
CONFIG_ARM_KERNMEM_PERMS=y
CONFIG_ARM_ERRATA_411920=y
CONFIG_ARM_ERRATA_430973=y
CONFIG_SMP=y
@ -177,6 +178,7 @@ CONFIG_TI_CPTS=y
CONFIG_AT803X_PHY=y
CONFIG_SMSC_PHY=y
CONFIG_USB_USBNET=m
CONFIG_USB_NET_SMSC75XX=m
CONFIG_USB_NET_SMSC95XX=m
CONFIG_USB_ALI_M5632=y
CONFIG_USB_AN2720=y
@ -354,6 +356,11 @@ CONFIG_USB_MUSB_DSPS=m
CONFIG_USB_INVENTRA_DMA=y
CONFIG_USB_TI_CPPI41_DMA=y
CONFIG_USB_DWC3=m
CONFIG_USB_SERIAL=m
CONFIG_USB_SERIAL_GENERIC=y
CONFIG_USB_SERIAL_SIMPLE=m
CONFIG_USB_SERIAL_FTDI_SIO=m
CONFIG_USB_SERIAL_PL2303=m
CONFIG_USB_TEST=m
CONFIG_AM335X_PHY_USB=y
CONFIG_USB_GADGET=m
@ -387,6 +394,7 @@ CONFIG_NEW_LEDS=y
CONFIG_LEDS_CLASS=m
CONFIG_LEDS_GPIO=m
CONFIG_LEDS_PWM=m
CONFIG_LEDS_PCA963X=m
CONFIG_LEDS_TRIGGERS=y
CONFIG_LEDS_TRIGGER_TIMER=m
CONFIG_LEDS_TRIGGER_ONESHOT=m
@ -449,6 +457,8 @@ CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_PRINTK_TIME=y
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_INFO_SPLIT=y
CONFIG_DEBUG_INFO_DWARF4=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_SCHEDSTATS=y
CONFIG_TIMER_STATS=y

1
arch/arm/include/uapi/asm/unistd.h
View File

@ -417,6 +417,7 @@
#define __NR_userfaultfd (__NR_SYSCALL_BASE+388)
#define __NR_membarrier (__NR_SYSCALL_BASE+389)
#define __NR_mlock2 (__NR_SYSCALL_BASE+390)
#define __NR_copy_file_range (__NR_SYSCALL_BASE+391)
/*
* The following SWIs are ARM private.

1
arch/arm/kernel/calls.S
View File

@ -400,6 +400,7 @@
CALL(sys_userfaultfd)
CALL(sys_membarrier)
CALL(sys_mlock2)
CALL(sys_copy_file_range)
#ifndef syscalls_counted
.equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls
#define syscalls_counted

28
arch/arm/mach-omap2/devices.c
View File

@ -18,7 +18,6 @@
#include <linux/slab.h>
#include <linux/of.h>
#include <linux/pinctrl/machine.h>
#include <linux/platform_data/mailbox-omap.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>
@ -66,32 +65,6 @@ static int __init omap3_l3_init(void)
}
omap_postcore_initcall(omap3_l3_init);
#if defined(CONFIG_OMAP2PLUS_MBOX) || defined(CONFIG_OMAP2PLUS_MBOX_MODULE)
static inline void __init omap_init_mbox(void)
{
struct omap_hwmod *oh;
struct platform_device *pdev;
struct omap_mbox_pdata *pdata;
oh = omap_hwmod_lookup("mailbox");
if (!oh) {
pr_err("%s: unable to find hwmod\n", __func__);
return;
}
if (!oh->dev_attr) {
pr_err("%s: hwmod doesn't have valid attrs\n", __func__);
return;
}
pdata = (struct omap_mbox_pdata *)oh->dev_attr;
pdev = omap_device_build("omap-mailbox", -1, oh, pdata, sizeof(*pdata));
WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n",
__func__, PTR_ERR(pdev));
}
#else
static inline void omap_init_mbox(void) { }
#endif /* CONFIG_OMAP2PLUS_MBOX */
static inline void omap_init_sti(void) {}
#if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
@ -229,7 +202,6 @@ static int __init omap2_init_devices(void)
* please keep these calls, and their implementations above,
* in alphabetical order so they're easier to sort through.
*/
omap_init_mbox();
omap_init_mcspi();
omap_init_sham();
omap_init_aes();

23
arch/arm/mach-omap2/pdata-quirks.c
View File

@ -23,6 +23,8 @@
#include <linux/platform_data/pinctrl-single.h>
#include <linux/platform_data/iommu-omap.h>
#include <linux/platform_data/wkup_m3.h>
#include <linux/platform_data/pwm_omap_dmtimer.h>
#include <plat/dmtimer.h>
#include "common.h"
#include "common-board-devices.h"
@ -449,6 +451,24 @@ void omap_auxdata_legacy_init(struct device *dev)
dev->platform_data = &twl_gpio_auxdata;
}
/* Dual mode timer PWM callbacks platdata */
#if IS_ENABLED(CONFIG_OMAP_DM_TIMER)
struct pwm_omap_dmtimer_pdata pwm_dmtimer_pdata = {
.request_by_node = omap_dm_timer_request_by_node,
.free = omap_dm_timer_free,
.enable = omap_dm_timer_enable,
.disable = omap_dm_timer_disable,
.get_fclk = omap_dm_timer_get_fclk,
.start = omap_dm_timer_start,
.stop = omap_dm_timer_stop,
.set_load = omap_dm_timer_set_load,
.set_match = omap_dm_timer_set_match,
.set_pwm = omap_dm_timer_set_pwm,
.set_prescaler = omap_dm_timer_set_prescaler,
.write_counter = omap_dm_timer_write_counter,
};
#endif
/*
* Few boards still need auxdata populated before we populate
* the dev entries in of_platform_populate().
@ -502,6 +522,9 @@ static struct of_dev_auxdata omap_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("ti,am4372-wkup-m3", 0x44d00000, "44d00000.wkup_m3",
&wkup_m3_data),
#endif
#if IS_ENABLED(CONFIG_OMAP_DM_TIMER)
OF_DEV_AUXDATA("ti,omap-dmtimer-pwm", 0, NULL, &pwm_dmtimer_pdata),
#endif
#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
OF_DEV_AUXDATA("ti,omap4-iommu", 0x4a066000, "4a066000.mmu",
&omap4_iommu_pdata),

61
arch/arm/mach-omap2/sleep34xx.S
View File

@ -86,13 +86,18 @@ ENTRY(enable_omap3630_toggle_l2_on_restore)
stmfd sp!, {lr} @ save registers on stack
/* Setup so that we will disable and enable l2 */
mov r1, #0x1
adrl r2, l2dis_3630 @ may be too distant for plain adr
str r1, [r2]
adrl r3, l2dis_3630_offset @ may be too distant for plain adr
ldr r2, [r3] @ value for offset
str r1, [r2, r3] @ write to l2dis_3630
ldmfd sp!, {pc} @ restore regs and return
ENDPROC(enable_omap3630_toggle_l2_on_restore)
.text
/* Function to call rom code to save secure ram context */
/*
* Function to call rom code to save secure ram context. This gets
* relocated to SRAM, so it can be all in .data section. Otherwise
* we need to initialize api_params separately.
*/
.data
.align 3
ENTRY(save_secure_ram_context)
stmfd sp!, {r4 - r11, lr} @ save registers on stack
@ -126,6 +131,8 @@ ENDPROC(save_secure_ram_context)
ENTRY(save_secure_ram_context_sz)
.word . - save_secure_ram_context
.text
/*
* ======================
* == Idle entry point ==
@ -289,12 +296,6 @@ wait_sdrc_ready:
bic r5, r5, #0x40
str r5, [r4]
/*
* PC-relative stores lead to undefined behaviour in Thumb-2: use a r7 as a
* base instead.
* Be careful not to clobber r7 when maintaing this code.
*/
is_dll_in_lock_mode:
/* Is dll in lock mode? */
ldr r4, sdrc_dlla_ctrl
@ -302,11 +303,7 @@ is_dll_in_lock_mode:
tst r5, #0x4
bne exit_nonoff_modes @ Return if locked
/* wait till dll locks */
adr r7, kick_counter
wait_dll_lock_timed:
ldr r4, wait_dll_lock_counter
add r4, r4, #1
str r4, [r7, #wait_dll_lock_counter - kick_counter]
ldr r4, sdrc_dlla_status
/* Wait 20uS for lock */
mov r6, #8
@ -330,9 +327,6 @@ kick_dll:
orr r6, r6, #(1<<3) @ enable dll
str r6, [r4]
dsb
ldr r4, kick_counter
add r4, r4, #1
str r4, [r7] @ kick_counter
b wait_dll_lock_timed
exit_nonoff_modes:
@ -360,15 +354,6 @@ sdrc_dlla_status:
.word SDRC_DLLA_STATUS_V
sdrc_dlla_ctrl:
.word SDRC_DLLA_CTRL_V
/*
* When exporting to userspace while the counters are in SRAM,
* these 2 words need to be at the end to facilitate retrival!
*/
kick_counter:
.word 0
wait_dll_lock_counter:
.word 0
ENTRY(omap3_do_wfi_sz)
.word . - omap3_do_wfi
@ -437,7 +422,9 @@ ENTRY(omap3_restore)
cmp r2, #0x0 @ Check if target power state was OFF or RET
bne logic_l1_restore
ldr r0, l2dis_3630
adr r1, l2dis_3630_offset @ address for offset
ldr r0, [r1] @ value for offset
ldr r0, [r1, r0] @ value at l2dis_3630
cmp r0, #0x1 @ should we disable L2 on 3630?
bne skipl2dis
mrc p15, 0, r0, c1, c0, 1
@ -449,12 +436,14 @@ skipl2dis:
and r1, #0x700
cmp r1, #0x300
beq l2_inv_gp
adr r0, l2_inv_api_params_offset
ldr r3, [r0]
add r3, r3, r0 @ r3 points to dummy parameters
mov r0, #40 @ set service ID for PPA
mov r12, r0 @ copy secure Service ID in r12
mov r1, #0 @ set task id for ROM code in r1
mov r2, #4 @ set some flags in r2, r6
mov r6, #0xff
adr r3, l2_inv_api_params @ r3 points to dummy parameters
dsb @ data write barrier
dmb @ data memory barrier
smc #1 @ call SMI monitor (smi #1)
@ -488,8 +477,8 @@ skipl2dis:
b logic_l1_restore
.align
l2_inv_api_params:
.word 0x1, 0x00
l2_inv_api_params_offset:
.long l2_inv_api_params - .
l2_inv_gp:
/* Execute smi to invalidate L2 cache */
mov r12, #0x1 @ set up to invalidate L2
@ -506,7 +495,9 @@ l2_inv_gp:
mov r12, #0x2
smc #0 @ Call SMI monitor (smieq)
logic_l1_restore:
ldr r1, l2dis_3630
adr r0, l2dis_3630_offset @ adress for offset
ldr r1, [r0] @ value for offset
ldr r1, [r0, r1] @ value at l2dis_3630
cmp r1, #0x1 @ Test if L2 re-enable needed on 3630
bne skipl2reen
mrc p15, 0, r1, c1, c0, 1
@ -535,9 +526,17 @@ control_stat:
.word CONTROL_STAT
control_mem_rta:
.word CONTROL_MEM_RTA_CTRL
l2dis_3630_offset:
.long l2dis_3630 - .
.data
l2dis_3630:
.word 0
.data
l2_inv_api_params:
.word 0x1, 0x00
/*
* Internal functions
*/

25
arch/arm/mach-omap2/sleep44xx.S
View File

@ -29,12 +29,6 @@
dsb
.endm
ppa_zero_params:
.word 0x0
ppa_por_params:
.word 1, 0
#ifdef CONFIG_ARCH_OMAP4
/*
@ -266,7 +260,9 @@ ENTRY(omap4_cpu_resume)
beq skip_ns_smp_enable
ppa_actrl_retry:
mov r0, #OMAP4_PPA_CPU_ACTRL_SMP_INDEX
adr r3, ppa_zero_params @ Pointer to parameters
adr r1, ppa_zero_params_offset
ldr r3, [r1]
add r3, r3, r1 @ Pointer to ppa_zero_params
mov r1, #0x0 @ Process ID
mov r2, #0x4 @ Flag
mov r6, #0xff
@ -303,7 +299,9 @@ skip_ns_smp_enable:
ldr r0, =OMAP4_PPA_L2_POR_INDEX
ldr r1, =OMAP44XX_SAR_RAM_BASE
ldr r4, [r1, #L2X0_PREFETCH_CTRL_OFFSET]
adr r3, ppa_por_params
adr r1, ppa_por_params_offset
ldr r3, [r1]
add r3, r3, r1 @ Pointer to ppa_por_params
str r4, [r3, #0x04]
mov r1, #0x0 @ Process ID
mov r2, #0x4 @ Flag
@ -328,6 +326,8 @@ skip_l2en:
#endif
b cpu_resume @ Jump to generic resume
ppa_por_params_offset:
.long ppa_por_params - .
ENDPROC(omap4_cpu_resume)
#endif /* CONFIG_ARCH_OMAP4 */
@ -380,4 +380,13 @@ ENTRY(omap_do_wfi)
nop
ldmfd sp!, {pc}
ppa_zero_params_offset:
.long ppa_zero_params - .
ENDPROC(omap_do_wfi)
.data
ppa_zero_params:
.word 0
ppa_por_params:
.word 1, 0

3
arch/arm/mach-realview/Kconfig
View File

@ -1,5 +1,6 @@
menuconfig ARCH_REALVIEW
bool "ARM Ltd. RealView family" if ARCH_MULTI_V5 || ARCH_MULTI_V6 || ARCH_MULTI_V7
bool "ARM Ltd. RealView family"
depends on ARCH_MULTI_V5 || ARCH_MULTI_V6 || ARCH_MULTI_V7
select ARM_AMBA
select ARM_TIMER_SP804
select COMMON_CLK_VERSATILE

2
arch/arm/mach-realview/platsmp-dt.c
View File

@ -80,7 +80,7 @@ static void __init realview_smp_prepare_cpus(unsigned int max_cpus)
virt_to_phys(versatile_secondary_startup));
}
struct smp_operations realview_dt_smp_ops __initdata = {
static const struct smp_operations realview_dt_smp_ops __initconst = {
.smp_prepare_cpus = realview_smp_prepare_cpus,
.smp_secondary_init = versatile_secondary_init,
.smp_boot_secondary = versatile_boot_secondary,

3
arch/arm/mach-tango/Kconfig
View File

@ -1,5 +1,6 @@
config ARCH_TANGO
bool "Sigma Designs Tango4 (SMP87xx)" if ARCH_MULTI_V7
bool "Sigma Designs Tango4 (SMP87xx)"
depends on ARCH_MULTI_V7
# Cortex-A9 MPCore r3p0, PL310 r3p2
select ARCH_HAS_HOLES_MEMORYMODEL
select ARM_ERRATA_754322

2
arch/arm/mach-tango/platsmp.c
View File

@ -9,7 +9,7 @@ static int tango_boot_secondary(unsigned int cpu, struct task_struct *idle)
return 0;
}
static struct smp_operations tango_smp_ops __initdata = {
static const struct smp_operations tango_smp_ops __initconst = {
.smp_boot_secondary = tango_boot_secondary,
};

2
arch/arm64/Makefile
View File

@ -27,6 +27,8 @@ $(warning LSE atomics not supported by binutils)
endif
KBUILD_CFLAGS += -mgeneral-regs-only $(lseinstr)
KBUILD_CFLAGS += -fno-asynchronous-unwind-tables
KBUILD_CFLAGS += $(call cc-option, -mpc-relative-literal-loads)
KBUILD_AFLAGS += $(lseinstr)
ifeq ($(CONFIG_CPU_BIG_ENDIAN), y)

1
arch/arm64/boot/dts/arm/juno-base.dtsi
View File

@ -115,6 +115,7 @@
<GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>,

19
arch/arm64/boot/dts/hisilicon/hip05_hns.dtsi
View File

@ -23,9 +23,8 @@ soc0: soc@000000000 {
};
};
dsa: dsa@c7000000 {
dsaf0: dsa@c7000000 {
compatible = "hisilicon,hns-dsaf-v1";
dsa_name = "dsaf0";
mode = "6port-16rss";
interrupt-parent = <&mbigen_dsa>;
@ -127,7 +126,7 @@ soc0: soc@000000000 {
eth0: ethernet@0{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <0>;
local-mac-address = [00 00 00 01 00 58];
status = "disabled";
@ -135,14 +134,14 @@ soc0: soc@000000000 {
};
eth1: ethernet@1{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <1>;
status = "disabled";
dma-coherent;
};
eth2: ethernet@2{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <2>;
local-mac-address = [00 00 00 01 00 5a];
status = "disabled";
@ -150,7 +149,7 @@ soc0: soc@000000000 {
};
eth3: ethernet@3{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <3>;
local-mac-address = [00 00 00 01 00 5b];
status = "disabled";
@ -158,7 +157,7 @@ soc0: soc@000000000 {
};
eth4: ethernet@4{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <4>;
local-mac-address = [00 00 00 01 00 5c];
status = "disabled";
@ -166,7 +165,7 @@ soc0: soc@000000000 {
};
eth5: ethernet@5{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <5>;
local-mac-address = [00 00 00 01 00 5d];
status = "disabled";
@ -174,7 +173,7 @@ soc0: soc@000000000 {
};
eth6: ethernet@6{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <6>;
local-mac-address = [00 00 00 01 00 5e];
status = "disabled";
@ -182,7 +181,7 @@ soc0: soc@000000000 {
};
eth7: ethernet@7{
compatible = "hisilicon,hns-nic-v1";
ae-name = "dsaf0";
ae-handle = <&dsaf0>;
port-id = <7>;
local-mac-address = [00 00 00 01 00 5f];
status = "disabled";

2
arch/arm64/boot/dts/nvidia/tegra132-norrin.dts
View File

@ -12,6 +12,8 @@
rtc1 = "/rtc@0,7000e000";
};
chosen { };
memory {
device_type = "memory";
reg = <0x0 0x80000000 0x0 0x80000000>;

42
arch/arm64/configs/defconfig
View File

@ -16,7 +16,6 @@ CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
CONFIG_MEMCG=y
CONFIG_MEMCG_SWAP=y
CONFIG_MEMCG_KMEM=y
CONFIG_CGROUP_HUGETLB=y
# CONFIG_UTS_NS is not set
# CONFIG_IPC_NS is not set
@ -37,15 +36,13 @@ CONFIG_ARCH_EXYNOS7=y
CONFIG_ARCH_LAYERSCAPE=y
CONFIG_ARCH_HISI=y
CONFIG_ARCH_MEDIATEK=y
CONFIG_ARCH_QCOM=y
CONFIG_ARCH_ROCKCHIP=y
CONFIG_ARCH_SEATTLE=y
CONFIG_ARCH_RENESAS=y
CONFIG_ARCH_R8A7795=y
CONFIG_ARCH_STRATIX10=y
CONFIG_ARCH_TEGRA=y
CONFIG_ARCH_TEGRA_132_SOC=y
CONFIG_ARCH_TEGRA_210_SOC=y
CONFIG_ARCH_QCOM=y
CONFIG_ARCH_SPRD=y
CONFIG_ARCH_THUNDER=y
CONFIG_ARCH_UNIPHIER=y
@ -54,14 +51,19 @@ CONFIG_ARCH_XGENE=y
CONFIG_ARCH_ZYNQMP=y
CONFIG_PCI=y
CONFIG_PCI_MSI=y
CONFIG_PCI_IOV=y
CONFIG_PCI_RCAR_GEN2_PCIE=y
CONFIG_PCI_HOST_GENERIC=y
CONFIG_PCI_XGENE=y
CONFIG_SMP=y
CONFIG_PCI_LAYERSCAPE=y
CONFIG_PCI_HISI=y
CONFIG_PCIE_QCOM=y
CONFIG_SCHED_MC=y
CONFIG_PREEMPT=y
CONFIG_KSM=y
CONFIG_TRANSPARENT_HUGEPAGE=y
CONFIG_CMA=y
CONFIG_XEN=y
CONFIG_CMDLINE="console=ttyAMA0"
# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
CONFIG_COMPAT=y
@ -100,7 +102,11 @@ CONFIG_PATA_OF_PLATFORM=y
CONFIG_NETDEVICES=y
CONFIG_TUN=y
CONFIG_VIRTIO_NET=y
CONFIG_AMD_XGBE=y
CONFIG_NET_XGENE=y
CONFIG_E1000E=y
CONFIG_IGB=y
CONFIG_IGBVF=y
CONFIG_SKY2=y
CONFIG_RAVB=y
CONFIG_SMC91X=y
@ -117,25 +123,23 @@ CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_SERIAL_8250_DW=y
CONFIG_SERIAL_8250_MT6577=y
CONFIG_SERIAL_8250_UNIPHIER=y
CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
CONFIG_SERIAL_SAMSUNG=y
CONFIG_SERIAL_SAMSUNG_UARTS_4=y
CONFIG_SERIAL_SAMSUNG_UARTS=4
CONFIG_SERIAL_SAMSUNG_CONSOLE=y
CONFIG_SERIAL_TEGRA=y
CONFIG_SERIAL_SH_SCI=y
CONFIG_SERIAL_SH_SCI_NR_UARTS=11
CONFIG_SERIAL_SH_SCI_CONSOLE=y
CONFIG_SERIAL_TEGRA=y
CONFIG_SERIAL_MSM=y
CONFIG_SERIAL_MSM_CONSOLE=y
CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_SERIAL_XILINX_PS_UART=y
CONFIG_SERIAL_XILINX_PS_UART_CONSOLE=y
CONFIG_VIRTIO_CONSOLE=y
# CONFIG_HW_RANDOM is not set
CONFIG_I2C=y
CONFIG_I2C_QUP=y
CONFIG_I2C_UNIPHIER_F=y
CONFIG_I2C_RCAR=y
CONFIG_SPI=y
CONFIG_SPI_PL022=y
@ -176,8 +180,6 @@ CONFIG_MMC_SDHCI_PLTFM=y
CONFIG_MMC_SDHCI_TEGRA=y
CONFIG_MMC_SPI=y
CONFIG_MMC_DW=y
CONFIG_MMC_DW_IDMAC=y
CONFIG_MMC_DW_PLTFM=y
CONFIG_MMC_DW_EXYNOS=y
CONFIG_NEW_LEDS=y
CONFIG_LEDS_CLASS=y
@ -187,28 +189,33 @@ CONFIG_LEDS_TRIGGER_HEARTBEAT=y
CONFIG_LEDS_TRIGGER_CPU=y
CONFIG_RTC_CLASS=y
CONFIG_RTC_DRV_EFI=y
CONFIG_RTC_DRV_PL031=y
CONFIG_RTC_DRV_XGENE=y
CONFIG_DMADEVICES=y
CONFIG_RCAR_DMAC=y
CONFIG_QCOM_BAM_DMA=y
CONFIG_TEGRA20_APB_DMA=y
CONFIG_RCAR_DMAC=y
CONFIG_VFIO=y
CONFIG_VFIO_PCI=y
CONFIG_VIRTIO_PCI=y
CONFIG_VIRTIO_BALLOON=y
CONFIG_VIRTIO_MMIO=y
CONFIG_XEN_GNTDEV=y
CONFIG_XEN_GRANT_DEV_ALLOC=y
CONFIG_COMMON_CLK_CS2000_CP=y
CONFIG_COMMON_CLK_QCOM=y
CONFIG_MSM_GCC_8916=y
CONFIG_HWSPINLOCK_QCOM=y
# CONFIG_IOMMU_SUPPORT is not set
CONFIG_ARM_SMMU=y
CONFIG_QCOM_SMEM=y
CONFIG_QCOM_SMD=y
CONFIG_QCOM_SMD_RPM=y
CONFIG_ARCH_TEGRA_132_SOC=y
CONFIG_ARCH_TEGRA_210_SOC=y
CONFIG_HISILICON_IRQ_MBIGEN=y
CONFIG_PHY_XGENE=y
CONFIG_EXT2_FS=y
CONFIG_EXT3_FS=y
# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
# CONFIG_EXT3_FS_XATTR is not set
CONFIG_EXT4_FS=y
CONFIG_FANOTIFY=y
CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y
CONFIG_QUOTA=y
@ -239,6 +246,7 @@ CONFIG_LOCKUP_DETECTOR=y
# CONFIG_FTRACE is not set
CONFIG_MEMTEST=y
CONFIG_SECURITY=y
CONFIG_CRYPTO_ECHAINIV=y
CONFIG_CRYPTO_ANSI_CPRNG=y
CONFIG_ARM64_CRYPTO=y
CONFIG_CRYPTO_SHA1_ARM64_CE=y

2
arch/arm64/include/asm/futex.h
View File

@ -121,6 +121,7 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
return -EFAULT;
asm volatile("// futex_atomic_cmpxchg_inatomic\n"
ALTERNATIVE("nop", SET_PSTATE_PAN(0), ARM64_HAS_PAN, CONFIG_ARM64_PAN)
" prfm pstl1strm, %2\n"
"1: ldxr %w1, %2\n"
" sub %w3, %w1, %w4\n"
@ -137,6 +138,7 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
" .align 3\n"
" .quad 1b, 4b, 2b, 4b\n"
" .popsection\n"
ALTERNATIVE("nop", SET_PSTATE_PAN(1), ARM64_HAS_PAN, CONFIG_ARM64_PAN)
: "+r" (ret), "=&r" (val), "+Q" (*uaddr), "=&r" (tmp)
: "r" (oldval), "r" (newval), "Ir" (-EFAULT)
: "memory");

1
arch/arm64/include/asm/page.h
View File

@ -39,6 +39,7 @@
#ifndef __ASSEMBLY__
#include <linux/personality.h> /* for READ_IMPLIES_EXEC */
#include <asm/pgtable-types.h>
extern void __cpu_clear_user_page(void *p, unsigned long user);

21
arch/arm64/include/asm/pgtable.h
View File

@ -67,11 +67,11 @@ extern void __pgd_error(const char *file, int line, unsigned long val);
#define PROT_DEFAULT (PTE_TYPE_PAGE | PTE_AF | PTE_SHARED)
#define PROT_SECT_DEFAULT (PMD_TYPE_SECT | PMD_SECT_AF | PMD_SECT_S)
#define PROT_DEVICE_nGnRnE (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_ATTRINDX(MT_DEVICE_nGnRnE))
#define PROT_DEVICE_nGnRE (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_ATTRINDX(MT_DEVICE_nGnRE))
#define PROT_NORMAL_NC (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_ATTRINDX(MT_NORMAL_NC))
#define PROT_NORMAL_WT (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_ATTRINDX(MT_NORMAL_WT))
#define PROT_NORMAL (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_ATTRINDX(MT_NORMAL))
#define PROT_DEVICE_nGnRnE (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_DIRTY | PTE_WRITE | PTE_ATTRINDX(MT_DEVICE_nGnRnE))
#define PROT_DEVICE_nGnRE (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_DIRTY | PTE_WRITE | PTE_ATTRINDX(MT_DEVICE_nGnRE))
#define PROT_NORMAL_NC (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_DIRTY | PTE_WRITE | PTE_ATTRINDX(MT_NORMAL_NC))
#define PROT_NORMAL_WT (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_DIRTY | PTE_WRITE | PTE_ATTRINDX(MT_NORMAL_WT))
#define PROT_NORMAL (PROT_DEFAULT | PTE_PXN | PTE_UXN | PTE_DIRTY | PTE_WRITE | PTE_ATTRINDX(MT_NORMAL))
#define PROT_SECT_DEVICE_nGnRE (PROT_SECT_DEFAULT | PMD_SECT_PXN | PMD_SECT_UXN | PMD_ATTRINDX(MT_DEVICE_nGnRE))
#define PROT_SECT_NORMAL (PROT_SECT_DEFAULT | PMD_SECT_PXN | PMD_SECT_UXN | PMD_ATTRINDX(MT_NORMAL))
@ -81,7 +81,7 @@ extern void __pgd_error(const char *file, int line, unsigned long val);
#define PAGE_KERNEL __pgprot(_PAGE_DEFAULT | PTE_PXN | PTE_UXN | PTE_DIRTY | PTE_WRITE)
#define PAGE_KERNEL_RO __pgprot(_PAGE_DEFAULT | PTE_PXN | PTE_UXN | PTE_DIRTY | PTE_RDONLY)
#define PAGE_KERNEL_ROX __pgprot(_PAGE_DEFAULT | PTE_UXN | PTE_DIRTY | PTE_RDONLY)
#define PAGE_KERNEL_ROX __pgprot(_PAGE_DEFAULT | PTE_UXN | PTE_DIRTY | PTE_RDONLY)
#define PAGE_KERNEL_EXEC __pgprot(_PAGE_DEFAULT | PTE_UXN | PTE_DIRTY | PTE_WRITE)
#define PAGE_KERNEL_EXEC_CONT __pgprot(_PAGE_DEFAULT | PTE_UXN | PTE_DIRTY | PTE_WRITE | PTE_CONT)
@ -153,6 +153,7 @@ extern struct page *empty_zero_page;
#define pte_write(pte) (!!(pte_val(pte) & PTE_WRITE))
#define pte_exec(pte) (!(pte_val(pte) & PTE_UXN))
#define pte_cont(pte) (!!(pte_val(pte) & PTE_CONT))
#define pte_user(pte) (!!(pte_val(pte) & PTE_USER))
#ifdef CONFIG_ARM64_HW_AFDBM
#define pte_hw_dirty(pte) (pte_write(pte) && !(pte_val(pte) & PTE_RDONLY))
@ -163,8 +164,6 @@ extern struct page *empty_zero_page;
#define pte_dirty(pte) (pte_sw_dirty(pte) || pte_hw_dirty(pte))
#define pte_valid(pte) (!!(pte_val(pte) & PTE_VALID))
#define pte_valid_user(pte) \
((pte_val(pte) & (PTE_VALID | PTE_USER)) == (PTE_VALID | PTE_USER))
#define pte_valid_not_user(pte) \
((pte_val(pte) & (PTE_VALID | PTE_USER)) == PTE_VALID)
#define pte_valid_young(pte) \
@ -278,13 +277,13 @@ extern void __sync_icache_dcache(pte_t pteval, unsigned long addr);
static inline void set_pte_at(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, pte_t pte)
{
if (pte_valid_user(pte)) {
if (!pte_special(pte) && pte_exec(pte))
__sync_icache_dcache(pte, addr);
if (pte_valid(pte)) {
if (pte_sw_dirty(pte) && pte_write(pte))
pte_val(pte) &= ~PTE_RDONLY;
else
pte_val(pte) |= PTE_RDONLY;
if (pte_user(pte) && pte_exec(pte) && !pte_special(pte))
__sync_icache_dcache(pte, addr);
}
/*

5
arch/arm64/kernel/head.S
View File

@ -514,9 +514,14 @@ CPU_LE( movk x0, #0x30d0, lsl #16 ) // Clear EE and E0E on LE systems
#endif
/* EL2 debug */
mrs x0, id_aa64dfr0_el1 // Check ID_AA64DFR0_EL1 PMUVer
sbfx x0, x0, #8, #4
cmp x0, #1
b.lt 4f // Skip if no PMU present
mrs x0, pmcr_el0 // Disable debug access traps
ubfx x0, x0, #11, #5 // to EL2 and allow access to
msr mdcr_el2, x0 // all PMU counters from EL1
4:
/* Stage-2 translation */
msr vttbr_el2, xzr

40
arch/arm64/kernel/image.h
View File

@ -64,6 +64,16 @@
#ifdef CONFIG_EFI
/*
* Prevent the symbol aliases below from being emitted into the kallsyms
* table, by forcing them to be absolute symbols (which are conveniently
* ignored by scripts/kallsyms) rather than section relative symbols.
* The distinction is only relevant for partial linking, and only for symbols
* that are defined within a section declaration (which is not the case for
* the definitions below) so the resulting values will be identical.
*/
#define KALLSYMS_HIDE(sym) ABSOLUTE(sym)
/*
* The EFI stub has its own symbol namespace prefixed by __efistub_, to
* isolate it from the kernel proper. The following symbols are legally
@ -73,25 +83,25 @@
* linked at. The routines below are all implemented in assembler in a
* position independent manner
*/
__efistub_memcmp = __pi_memcmp;
__efistub_memchr = __pi_memchr;
__efistub_memcpy = __pi_memcpy;
__efistub_memmove = __pi_memmove;
__efistub_memset = __pi_memset;
__efistub_strlen = __pi_strlen;
__efistub_strcmp = __pi_strcmp;
__efistub_strncmp = __pi_strncmp;
__efistub___flush_dcache_area = __pi___flush_dcache_area;
__efistub_memcmp = KALLSYMS_HIDE(__pi_memcmp);
__efistub_memchr = KALLSYMS_HIDE(__pi_memchr);
__efistub_memcpy = KALLSYMS_HIDE(__pi_memcpy);
__efistub_memmove = KALLSYMS_HIDE(__pi_memmove);
__efistub_memset = KALLSYMS_HIDE(__pi_memset);
__efistub_strlen = KALLSYMS_HIDE(__pi_strlen);
__efistub_strcmp = KALLSYMS_HIDE(__pi_strcmp);
__efistub_strncmp = KALLSYMS_HIDE(__pi_strncmp);
__efistub___flush_dcache_area = KALLSYMS_HIDE(__pi___flush_dcache_area);
#ifdef CONFIG_KASAN
__efistub___memcpy = __pi_memcpy;
__efistub___memmove = __pi_memmove;
__efistub___memset = __pi_memset;
__efistub___memcpy = KALLSYMS_HIDE(__pi_memcpy);
__efistub___memmove = KALLSYMS_HIDE(__pi_memmove);
__efistub___memset = KALLSYMS_HIDE(__pi_memset);
#endif
__efistub__text = _text;
__efistub__end = _end;
__efistub__edata = _edata;
__efistub__text = KALLSYMS_HIDE(_text);
__efistub__end = KALLSYMS_HIDE(_end);
__efistub__edata = KALLSYMS_HIDE(_edata);
#endif

2
arch/arm64/mm/dump.c
View File

@ -46,7 +46,7 @@ enum address_markers_idx {
PCI_START_NR,
PCI_END_NR,
MODULES_START_NR,
MODUELS_END_NR,
MODULES_END_NR,
KERNEL_SPACE_NR,
};

9
arch/arm64/mm/kasan_init.c
View File

@ -120,6 +120,7 @@ static void __init cpu_set_ttbr1(unsigned long ttbr1)
void __init kasan_init(void)
{
struct memblock_region *reg;
int i;
/*
* We are going to perform proper setup of shadow memory.
@ -155,6 +156,14 @@ void __init kasan_init(void)
pfn_to_nid(virt_to_pfn(start)));
}
/*
* KAsan may reuse the contents of kasan_zero_pte directly, so we
* should make sure that it maps the zero page read-only.
*/
for (i = 0; i < PTRS_PER_PTE; i++)
set_pte(&kasan_zero_pte[i],
pfn_pte(virt_to_pfn(kasan_zero_page), PAGE_KERNEL_RO));
memset(kasan_zero_page, 0, PAGE_SIZE);
cpu_set_ttbr1(__pa(swapper_pg_dir));
flush_tlb_all();

24
arch/arm64/mm/pageattr.c
View File

@ -14,6 +14,7 @@
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/vmalloc.h>
#include <asm/pgtable.h>
#include <asm/tlbflush.h>
@ -44,6 +45,7 @@ static int change_memory_common(unsigned long addr, int numpages,
unsigned long end = start + size;
int ret;
struct page_change_data data;
struct vm_struct *area;
if (!PAGE_ALIGNED(addr)) {
start &= PAGE_MASK;
@ -51,11 +53,27 @@ static int change_memory_common(unsigned long addr, int numpages,
WARN_ON_ONCE(1);
}
if (start < MODULES_VADDR || start >= MODULES_END)
/*
* Kernel VA mappings are always live, and splitting live section
* mappings into page mappings may cause TLB conflicts. This means
* we have to ensure that changing the permission bits of the range
* we are operating on does not result in such splitting.
*
* Let's restrict ourselves to mappings created by vmalloc (or vmap).
* Those are guaranteed to consist entirely of page mappings, and
* splitting is never needed.
*
* So check whether the [addr, addr + size) interval is entirely
* covered by precisely one VM area that has the VM_ALLOC flag set.
*/
area = find_vm_area((void *)addr);
if (!area ||
end > (unsigned long)area->addr + area->size ||
!(area->flags & VM_ALLOC))
return -EINVAL;
if (end < MODULES_VADDR || end >= MODULES_END)
return -EINVAL;
if (!numpages)
return 0;
data.set_mask = set_mask;
data.clear_mask = clear_mask;

12
arch/arm64/mm/proc-macros.S
View File

@ -84,3 +84,15 @@
b.lo 9998b
dsb \domain
.endm
/*
* reset_pmuserenr_el0 - reset PMUSERENR_EL0 if PMUv3 present
*/
.macro reset_pmuserenr_el0, tmpreg
mrs \tmpreg, id_aa64dfr0_el1 // Check ID_AA64DFR0_EL1 PMUVer
sbfx \tmpreg, \tmpreg, #8, #4
cmp \tmpreg, #1 // Skip if no PMU present
b.lt 9000f
msr pmuserenr_el0, xzr // Disable PMU access from EL0
9000:
.endm

4
arch/arm64/mm/proc.S
View File

@ -117,7 +117,7 @@ ENTRY(cpu_do_resume)
*/
ubfx x11, x11, #1, #1
msr oslar_el1, x11
msr pmuserenr_el0, xzr // Disable PMU access from EL0
reset_pmuserenr_el0 x0 // Disable PMU access from EL0
mov x0, x12
dsb nsh // Make sure local tlb invalidation completed
isb
@ -154,7 +154,7 @@ ENTRY(__cpu_setup)
msr cpacr_el1, x0 // Enable FP/ASIMD
mov x0, #1 << 12 // Reset mdscr_el1 and disable
msr mdscr_el1, x0 // access to the DCC from EL0
msr pmuserenr_el0, xzr // Disable PMU access from EL0
reset_pmuserenr_el0 x0 // Disable PMU access from EL0
/*
* Memory region attributes for LPAE:
*

1
arch/m32r/Kconfig
View File

@ -276,6 +276,7 @@ source "kernel/Kconfig.preempt"
config SMP
bool "Symmetric multi-processing support"
depends on MMU
---help---
This enables support for systems with more than one CPU. If you have
a system with only one CPU, say N. If you have a system with more

11
arch/mips/bcm63xx/nvram.c
View File

@ -19,6 +19,8 @@
#include <bcm63xx_nvram.h>
#define BCM63XX_DEFAULT_PSI_SIZE 64
static struct bcm963xx_nvram nvram;
static int mac_addr_used;
@ -85,3 +87,12 @@ int bcm63xx_nvram_get_mac_address(u8 *mac)
return 0;
}
EXPORT_SYMBOL(bcm63xx_nvram_get_mac_address);
int bcm63xx_nvram_get_psi_size(void)
{
if (nvram.psi_size > 0)
return nvram.psi_size;
return BCM63XX_DEFAULT_PSI_SIZE;
}
EXPORT_SYMBOL(bcm63xx_nvram_get_psi_size);

2
arch/mips/include/asm/mach-bcm63xx/bcm63xx_nvram.h
View File

@ -30,4 +30,6 @@ u8 *bcm63xx_nvram_get_name(void);
*/
int bcm63xx_nvram_get_mac_address(u8 *mac);
int bcm63xx_nvram_get_psi_size(void);
#endif /* BCM63XX_NVRAM_H */

4
arch/powerpc/include/asm/book3s/64/hash.h
View File

@ -50,7 +50,9 @@
* set of bits not changed in pmd_modify.
*/
#define _HPAGE_CHG_MASK (PTE_RPN_MASK | _PAGE_HPTEFLAGS | _PAGE_DIRTY | \
_PAGE_ACCESSED | _PAGE_THP_HUGE)
_PAGE_ACCESSED | _PAGE_THP_HUGE | _PAGE_PTE | \
_PAGE_SOFT_DIRTY)
#ifdef CONFIG_PPC_64K_PAGES
#include <asm/book3s/64/hash-64k.h>

1
arch/powerpc/include/asm/book3s/64/pgtable.h
View File

@ -223,7 +223,6 @@ static inline pte_t *pmdp_ptep(pmd_t *pmd)
#define pmd_pfn(pmd) pte_pfn(pmd_pte(pmd))
#define pmd_dirty(pmd) pte_dirty(pmd_pte(pmd))
#define pmd_young(pmd) pte_young(pmd_pte(pmd))
#define pmd_dirty(pmd) pte_dirty(pmd_pte(pmd))
#define pmd_mkold(pmd) pte_pmd(pte_mkold(pmd_pte(pmd)))
#define pmd_wrprotect(pmd) pte_pmd(pte_wrprotect(pmd_pte(pmd)))
#define pmd_mkdirty(pmd) pte_pmd(pte_mkdirty(pmd_pte(pmd)))

3
arch/powerpc/include/asm/kvm_host.h
View File

@ -38,8 +38,7 @@
#define KVM_MAX_VCPUS NR_CPUS
#define KVM_MAX_VCORES NR_CPUS
#define KVM_USER_MEM_SLOTS 32
#define KVM_MEM_SLOTS_NUM KVM_USER_MEM_SLOTS
#define KVM_USER_MEM_SLOTS 512
#ifdef CONFIG_KVM_MMIO
#define KVM_COALESCED_MMIO_PAGE_OFFSET 1

1
arch/powerpc/include/asm/systbl.h
View File

@ -383,3 +383,4 @@ SYSCALL(ni_syscall)
SYSCALL(ni_syscall)
SYSCALL(ni_syscall)
SYSCALL(mlock2)
SYSCALL(copy_file_range)

2
arch/powerpc/include/asm/unistd.h
View File

@ -12,7 +12,7 @@
#include <uapi/asm/unistd.h>
#define NR_syscalls 379
#define NR_syscalls 380
#define __NR__exit __NR_exit

1
arch/powerpc/include/uapi/asm/unistd.h
View File

@ -389,5 +389,6 @@
#define __NR_userfaultfd 364
#define __NR_membarrier 365
#define __NR_mlock2 378
#define __NR_copy_file_range 379
#endif /* _UAPI_ASM_POWERPC_UNISTD_H_ */

35
arch/powerpc/kernel/eeh_pe.c
View File

@ -883,32 +883,29 @@ void eeh_pe_restore_bars(struct eeh_pe *pe)
const char *eeh_pe_loc_get(struct eeh_pe *pe)
{
struct pci_bus *bus = eeh_pe_bus_get(pe);
struct device_node *dn = pci_bus_to_OF_node(bus);
struct device_node *dn;
const char *loc = NULL;
if (!dn)
goto out;
while (bus) {
dn = pci_bus_to_OF_node(bus);
if (!dn) {
bus = bus->parent;
continue;
}
/* PHB PE or root PE ? */
if (pci_is_root_bus(bus)) {
loc = of_get_property(dn, "ibm,loc-code", NULL);
if (!loc)
if (pci_is_root_bus(bus))
loc = of_get_property(dn, "ibm,io-base-loc-code", NULL);
if (loc)
goto out;
else
loc = of_get_property(dn, "ibm,slot-location-code",
NULL);
/* Check the root port */
dn = dn->child;
if (!dn)
goto out;
if (loc)
return loc;
bus = bus->parent;
}
loc = of_get_property(dn, "ibm,loc-code", NULL);
if (!loc)
loc = of_get_property(dn, "ibm,slot-location-code", NULL);
out:
return loc ? loc : "N/A";
return "N/A";
}
/**

28
arch/powerpc/kernel/misc_64.S
View File

@ -701,31 +701,3 @@ _GLOBAL(kexec_sequence)
li r5,0
blr /* image->start(physid, image->start, 0); */
#endif /* CONFIG_KEXEC */
#ifdef CONFIG_MODULES
#if defined(_CALL_ELF) && _CALL_ELF == 2
#ifdef CONFIG_MODVERSIONS
.weak __crc_TOC.
.section "___kcrctab+TOC.","a"
.globl __kcrctab_TOC.
__kcrctab_TOC.:
.llong __crc_TOC.
#endif
/*
* Export a fake .TOC. since both modpost and depmod will complain otherwise.
* Both modpost and depmod strip the leading . so we do the same here.
*/
.section "__ksymtab_strings","a"
__kstrtab_TOC.:
.asciz "TOC."
.section "___ksymtab+TOC.","a"
/* This symbol name is important: it's used by modpost to find exported syms */
.globl __ksymtab_TOC.
__ksymtab_TOC.:
.llong 0 /* .value */
.llong __kstrtab_TOC.
#endif /* ELFv2 */
#endif /* MODULES */

12
arch/powerpc/kernel/module_64.c
View File

@ -326,7 +326,10 @@ static void dedotify_versions(struct modversion_info *vers,
}
}
/* Undefined symbols which refer to .funcname, hack to funcname (or .TOC.) */
/*
* Undefined symbols which refer to .funcname, hack to funcname. Make .TOC.
* seem to be defined (value set later).
*/
static void dedotify(Elf64_Sym *syms, unsigned int numsyms, char *strtab)
{
unsigned int i;
@ -334,8 +337,11 @@ static void dedotify(Elf64_Sym *syms, unsigned int numsyms, char *strtab)
for (i = 1; i < numsyms; i++) {
if (syms[i].st_shndx == SHN_UNDEF) {
char *name = strtab + syms[i].st_name;
if (name[0] == '.')
if (name[0] == '.') {
if (strcmp(name+1, "TOC.") == 0)
syms[i].st_shndx = SHN_ABS;
memmove(name, name+1, strlen(name));
}
}
}
}
@ -351,7 +357,7 @@ static Elf64_Sym *find_dot_toc(Elf64_Shdr *sechdrs,
numsyms = sechdrs[symindex].sh_size / sizeof(Elf64_Sym);
for (i = 1; i < numsyms; i++) {
if (syms[i].st_shndx == SHN_UNDEF
if (syms[i].st_shndx == SHN_ABS
&& strcmp(strtab + syms[i].st_name, "TOC.") == 0)
return &syms[i];
}

3
arch/powerpc/kvm/book3s_64_mmu.c
View File

@ -377,15 +377,12 @@ no_seg_found:
static void kvmppc_mmu_book3s_64_slbmte(struct kvm_vcpu *vcpu, u64 rs, u64 rb)
{
struct kvmppc_vcpu_book3s *vcpu_book3s;
u64 esid, esid_1t;
int slb_nr;
struct kvmppc_slb *slbe;
dprintk("KVM MMU: slbmte(0x%llx, 0x%llx)\n", rs, rb);
vcpu_book3s = to_book3s(vcpu);
esid = GET_ESID(rb);
esid_1t = GET_ESID_1T(rb);
slb_nr = rb & 0xfff;

18
arch/powerpc/kvm/book3s_hv.c
View File

@ -833,6 +833,24 @@ static int kvmppc_handle_exit_hv(struct kvm_run *run, struct kvm_vcpu *vcpu,
vcpu->stat.sum_exits++;
/*
* This can happen if an interrupt occurs in the last stages
* of guest entry or the first stages of guest exit (i.e. after
* setting paca->kvm_hstate.in_guest to KVM_GUEST_MODE_GUEST_HV
* and before setting it to KVM_GUEST_MODE_HOST_HV).
* That can happen due to a bug, or due to a machine check
* occurring at just the wrong time.
*/
if (vcpu->arch.shregs.msr & MSR_HV) {
printk(KERN_EMERG "KVM trap in HV mode!\n");
printk(KERN_EMERG "trap=0x%x | pc=0x%lx | msr=0x%llx\n",
vcpu->arch.trap, kvmppc_get_pc(vcpu),
vcpu->arch.shregs.msr);
kvmppc_dump_regs(vcpu);
run->exit_reason = KVM_EXIT_INTERNAL_ERROR;
run->hw.hardware_exit_reason = vcpu->arch.trap;
return RESUME_HOST;
}
run->exit_reason = KVM_EXIT_UNKNOWN;
run->ready_for_interrupt_injection = 1;
switch (vcpu->arch.trap) {

4
arch/powerpc/kvm/book3s_hv_rmhandlers.S
View File

@ -2153,7 +2153,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
/* Emulate H_SET_DABR/X on P8 for the sake of compat mode guests */
2: rlwimi r5, r4, 5, DAWRX_DR | DAWRX_DW
rlwimi r5, r4, 1, DAWRX_WT
rlwimi r5, r4, 2, DAWRX_WT
clrrdi r4, r4, 3
std r4, VCPU_DAWR(r3)
std r5, VCPU_DAWRX(r3)
@ -2404,6 +2404,8 @@ machine_check_realmode:
* guest as machine check causing guest to crash.
*/
ld r11, VCPU_MSR(r9)
rldicl. r0, r11, 64-MSR_HV_LG, 63 /* check if it happened in HV mode */
bne mc_cont /* if so, exit to host */
andi. r10, r11, MSR_RI /* check for unrecoverable exception */
beq 1f /* Deliver a machine check to guest */
ld r10, VCPU_PC(r9)

20
arch/powerpc/kvm/powerpc.c
View File

@ -919,21 +919,17 @@ int kvm_vcpu_ioctl_get_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg)
r = -ENXIO;
break;
}
vcpu->arch.vr.vr[reg->id - KVM_REG_PPC_VR0] = val.vval;
val.vval = vcpu->arch.vr.vr[reg->id - KVM_REG_PPC_VR0];
break;
case KVM_REG_PPC_VSCR:
if (!cpu_has_feature(CPU_FTR_ALTIVEC)) {
r = -ENXIO;
break;
}
vcpu->arch.vr.vscr.u[3] = set_reg_val(reg->id, val);
val = get_reg_val(reg->id, vcpu->arch.vr.vscr.u[3]);
break;
case KVM_REG_PPC_VRSAVE:
if (!cpu_has_feature(CPU_FTR_ALTIVEC)) {
r = -ENXIO;
break;
}
vcpu->arch.vrsave = set_reg_val(reg->id, val);
val = get_reg_val(reg->id, vcpu->arch.vrsave);
break;
#endif /* CONFIG_ALTIVEC */
default:
@ -974,17 +970,21 @@ int kvm_vcpu_ioctl_set_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg)
r = -ENXIO;
break;
}
val.vval = vcpu->arch.vr.vr[reg->id - KVM_REG_PPC_VR0];
vcpu->arch.vr.vr[reg->id - KVM_REG_PPC_VR0] = val.vval;
break;
case KVM_REG_PPC_VSCR:
if (!cpu_has_feature(CPU_FTR_ALTIVEC)) {
r = -ENXIO;
break;
}
val = get_reg_val(reg->id, vcpu->arch.vr.vscr.u[3]);
vcpu->arch.vr.vscr.u[3] = set_reg_val(reg->id, val);
break;
case KVM_REG_PPC_VRSAVE:
val = get_reg_val(reg->id, vcpu->arch.vrsave);
if (!cpu_has_feature(CPU_FTR_ALTIVEC)) {
r = -ENXIO;
break;
}
vcpu->arch.vrsave = set_reg_val(reg->id, val);
break;
#endif /* CONFIG_ALTIVEC */
default:

4
arch/powerpc/mm/mem.c
View File

@ -560,12 +560,12 @@ subsys_initcall(add_system_ram_resources);
*/
int devmem_is_allowed(unsigned long pfn)
{
if (page_is_rtas_user_buf(pfn))
return 1;
if (iomem_is_exclusive(PFN_PHYS(pfn)))
return 0;
if (!page_is_ram(pfn))
return 1;
if (page_is_rtas_user_buf(pfn))
return 1;
return 0;
}
#endif /* CONFIG_STRICT_DEVMEM */

2
arch/powerpc/perf/power8-pmu.c
View File

@ -816,7 +816,7 @@ static struct power_pmu power8_pmu = {
.get_constraint = power8_get_constraint,
.get_alternatives = power8_get_alternatives,
.disable_pmc = power8_disable_pmc,
.flags = PPMU_HAS_SSLOT | PPMU_HAS_SIER | PPMU_ARCH_207S,
.flags = PPMU_HAS_SIER | PPMU_ARCH_207S,
.n_generic = ARRAY_SIZE(power8_generic_events),
.generic_events = power8_generic_events,
.cache_events = &power8_cache_events,

9
arch/s390/include/asm/irqflags.h
View File

@ -8,6 +8,8 @@
#include <linux/types.h>
#define ARCH_IRQ_ENABLED (3UL << (BITS_PER_LONG - 8))
/* store then OR system mask. */
#define __arch_local_irq_stosm(__or) \
({ \
@ -54,14 +56,17 @@ static inline notrace void arch_local_irq_enable(void)
__arch_local_irq_stosm(0x03);
}
/* This only restores external and I/O interrupt state */
static inline notrace void arch_local_irq_restore(unsigned long flags)
{
__arch_local_irq_ssm(flags);
/* only disabled->disabled and disabled->enabled is valid */
if (flags & ARCH_IRQ_ENABLED)
arch_local_irq_enable();
}
static inline notrace bool arch_irqs_disabled_flags(unsigned long flags)
{
return !(flags & (3UL << (BITS_PER_LONG - 8)));
return !(flags & ARCH_IRQ_ENABLED);
}
static inline notrace bool arch_irqs_disabled(void)

1
arch/s390/include/asm/kvm_host.h
View File

@ -546,7 +546,6 @@ struct kvm_vcpu_arch {
struct kvm_s390_sie_block *sie_block;
unsigned int host_acrs[NUM_ACRS];
struct fpu host_fpregs;
struct fpu guest_fpregs;
struct kvm_s390_local_interrupt local_int;
struct hrtimer ckc_timer;
struct kvm_s390_pgm_info pgm;

14
arch/s390/include/asm/pci_io.h
View File

@ -8,10 +8,13 @@
#include <asm/pci_insn.h>
/* I/O Map */
#define ZPCI_IOMAP_MAX_ENTRIES 0x7fff
#define ZPCI_IOMAP_ADDR_BASE 0x8000000000000000ULL
#define ZPCI_IOMAP_ADDR_IDX_MASK 0x7fff000000000000ULL
#define ZPCI_IOMAP_ADDR_OFF_MASK 0x0000ffffffffffffULL
#define ZPCI_IOMAP_SHIFT 48
#define ZPCI_IOMAP_ADDR_BASE 0x8000000000000000UL
#define ZPCI_IOMAP_ADDR_OFF_MASK ((1UL << ZPCI_IOMAP_SHIFT) - 1)
#define ZPCI_IOMAP_MAX_ENTRIES \
((ULONG_MAX - ZPCI_IOMAP_ADDR_BASE + 1) / (1UL << ZPCI_IOMAP_SHIFT))
#define ZPCI_IOMAP_ADDR_IDX_MASK \
(~ZPCI_IOMAP_ADDR_OFF_MASK - ZPCI_IOMAP_ADDR_BASE)
struct zpci_iomap_entry {
u32 fh;
@ -21,8 +24,9 @@ struct zpci_iomap_entry {
extern struct zpci_iomap_entry *zpci_iomap_start;
#define ZPCI_ADDR(idx) (ZPCI_IOMAP_ADDR_BASE | ((u64) idx << ZPCI_IOMAP_SHIFT))
#define ZPCI_IDX(addr) \
(((__force u64) addr & ZPCI_IOMAP_ADDR_IDX_MASK) >> 48)
(((__force u64) addr & ZPCI_IOMAP_ADDR_IDX_MASK) >> ZPCI_IOMAP_SHIFT)
#define ZPCI_OFFSET(addr) \
((__force u64) addr & ZPCI_IOMAP_ADDR_OFF_MASK)

4
arch/s390/include/asm/processor.h
View File

@ -166,14 +166,14 @@ extern __vector128 init_task_fpu_regs[__NUM_VXRS];
*/
#define start_thread(regs, new_psw, new_stackp) do { \
regs->psw.mask = PSW_USER_BITS | PSW_MASK_EA | PSW_MASK_BA; \
regs->psw.addr = new_psw | PSW_ADDR_AMODE; \
regs->psw.addr = new_psw; \
regs->gprs[15] = new_stackp; \
execve_tail(); \
} while (0)
#define start_thread31(regs, new_psw, new_stackp) do { \
regs->psw.mask = PSW_USER_BITS | PSW_MASK_BA; \
regs->psw.addr = new_psw | PSW_ADDR_AMODE; \
regs->psw.addr = new_psw; \
regs->gprs[15] = new_stackp; \
crst_table_downgrade(current->mm, 1UL << 31); \
execve_tail(); \

6
arch/s390/include/asm/ptrace.h
View File

@ -149,7 +149,7 @@ static inline int test_pt_regs_flag(struct pt_regs *regs, int flag)
#define arch_has_block_step() (1)
#define user_mode(regs) (((regs)->psw.mask & PSW_MASK_PSTATE) != 0)
#define instruction_pointer(regs) ((regs)->psw.addr & PSW_ADDR_INSN)
#define instruction_pointer(regs) ((regs)->psw.addr)
#define user_stack_pointer(regs)((regs)->gprs[15])
#define profile_pc(regs) instruction_pointer(regs)
@ -161,7 +161,7 @@ static inline long regs_return_value(struct pt_regs *regs)
static inline void instruction_pointer_set(struct pt_regs *regs,
unsigned long val)
{
regs->psw.addr = val | PSW_ADDR_AMODE;
regs->psw.addr = val;
}
int regs_query_register_offset(const char *name);
@ -171,7 +171,7 @@ unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs, unsigned int n);
static inline unsigned long kernel_stack_pointer(struct pt_regs *regs)
{
return regs->gprs[15] & PSW_ADDR_INSN;
return regs->gprs[15];
}
#endif /* __ASSEMBLY__ */

3
arch/s390/include/uapi/asm/unistd.h
View File

@ -310,7 +310,8 @@
#define __NR_recvmsg 372
#define __NR_shutdown 373
#define __NR_mlock2 374
#define NR_syscalls 375
#define __NR_copy_file_range 375
#define NR_syscalls 376
/*
* There are some system calls that are not present on 64 bit, some

1
arch/s390/kernel/compat_wrapper.c
View File

@ -177,3 +177,4 @@ COMPAT_SYSCALL_WRAP3(getsockname, int, fd, struct sockaddr __user *, usockaddr,
COMPAT_SYSCALL_WRAP3(getpeername, int, fd, struct sockaddr __user *, usockaddr, int __user *, usockaddr_len);
COMPAT_SYSCALL_WRAP6(sendto, int, fd, void __user *, buff, size_t, len, unsigned int, flags, struct sockaddr __user *, addr, int, addr_len);
COMPAT_SYSCALL_WRAP3(mlock2, unsigned long, start, size_t, len, int, flags);
COMPAT_SYSCALL_WRAP6(copy_file_range, int, fd_in, loff_t __user *, off_in, int, fd_out, loff_t __user *, off_out, size_t, len, unsigned int, flags);

2
arch/s390/kernel/crash_dump.c
View File

@ -59,8 +59,6 @@ struct save_area * __init save_area_alloc(bool is_boot_cpu)
struct save_area *sa;
sa = (void *) memblock_alloc(sizeof(*sa), 8);
if (!sa)
return NULL;
if (is_boot_cpu)
list_add(&sa->list, &dump_save_areas);
else

2
arch/s390/kernel/debug.c
View File

@ -1470,7 +1470,7 @@ debug_dflt_header_fn(debug_info_t * id, struct debug_view *view,
except_str = "*";
else
except_str = "-";
caller = ((unsigned long) entry->caller) & PSW_ADDR_INSN;
caller = (unsigned long) entry->caller;
rc += sprintf(out_buf, "%02i %011lld:%06lu %1u %1s %02i %p ",
area, (long long)time_spec.tv_sec,
time_spec.tv_nsec / 1000, level, except_str,

9
arch/s390/kernel/dumpstack.c
View File

@ -34,22 +34,21 @@ __show_trace(unsigned long sp, unsigned long low, unsigned long high)
unsigned long addr;
while (1) {
sp = sp & PSW_ADDR_INSN;
if (sp < low || sp > high - sizeof(*sf))
return sp;
sf = (struct stack_frame *) sp;
addr = sf->gprs[8] & PSW_ADDR_INSN;
addr = sf->gprs[8];
printk("([<%016lx>] %pSR)\n", addr, (void *)addr);
/* Follow the backchain. */
while (1) {
low = sp;
sp = sf->back_chain & PSW_ADDR_INSN;
sp = sf->back_chain;
if (!sp)
break;
if (sp <= low || sp > high - sizeof(*sf))
return sp;
sf = (struct stack_frame *) sp;
addr = sf->gprs[8] & PSW_ADDR_INSN;
addr = sf->gprs[8];
printk(" [<%016lx>] %pSR\n", addr, (void *)addr);
}
/* Zero backchain detected, check for interrupt frame. */
@ -57,7 +56,7 @@ __show_trace(unsigned long sp, unsigned long low, unsigned long high)
if (sp <= low || sp > high - sizeof(*regs))
return sp;
regs = (struct pt_regs *) sp;
addr = regs->psw.addr & PSW_ADDR_INSN;
addr = regs->psw.addr;
printk(" [<%016lx>] %pSR\n", addr, (void *)addr);
low = sp;
sp = regs->gprs[15];

8
arch/s390/kernel/early.c
View File

@ -252,14 +252,14 @@ static void early_pgm_check_handler(void)
unsigned long addr;
addr = S390_lowcore.program_old_psw.addr;
fixup = search_exception_tables(addr & PSW_ADDR_INSN);
fixup = search_exception_tables(addr);
if (!fixup)
disabled_wait(0);
/* Disable low address protection before storing into lowcore. */
__ctl_store(cr0, 0, 0);
cr0_new = cr0 & ~(1UL << 28);
__ctl_load(cr0_new, 0, 0);
S390_lowcore.program_old_psw.addr = extable_fixup(fixup)|PSW_ADDR_AMODE;
S390_lowcore.program_old_psw.addr = extable_fixup(fixup);
__ctl_load(cr0, 0, 0);
}
@ -268,9 +268,9 @@ static noinline __init void setup_lowcore_early(void)
psw_t psw;
psw.mask = PSW_MASK_BASE | PSW_DEFAULT_KEY | PSW_MASK_EA | PSW_MASK_BA;
psw.addr = PSW_ADDR_AMODE | (unsigned long) s390_base_ext_handler;
psw.addr = (unsigned long) s390_base_ext_handler;
S390_lowcore.external_new_psw = psw;
psw.addr = PSW_ADDR_AMODE | (unsigned long) s390_base_pgm_handler;
psw.addr = (unsigned long) s390_base_pgm_handler;
S390_lowcore.program_new_psw = psw;
s390_base_pgm_handler_fn = early_pgm_check_handler;
}

2
arch/s390/kernel/ftrace.c
View File

@ -203,7 +203,7 @@ unsigned long prepare_ftrace_return(unsigned long parent, unsigned long ip)
goto out;
if (unlikely(atomic_read(&current->tracing_graph_pause)))
goto out;
ip = (ip & PSW_ADDR_INSN) - MCOUNT_INSN_SIZE;
ip -= MCOUNT_INSN_SIZE;
trace.func = ip;
trace.depth = current->curr_ret_stack + 1;
/* Only trace if the calling function expects to. */

4
arch/s390/kernel/ipl.c
View File

@ -2057,12 +2057,12 @@ void s390_reset_system(void)
/* Set new machine check handler */
S390_lowcore.mcck_new_psw.mask = PSW_KERNEL_BITS | PSW_MASK_DAT;
S390_lowcore.mcck_new_psw.addr =
PSW_ADDR_AMODE | (unsigned long) s390_base_mcck_handler;
(unsigned long) s390_base_mcck_handler;
/* Set new program check handler */
S390_lowcore.program_new_psw.mask = PSW_KERNEL_BITS | PSW_MASK_DAT;
S390_lowcore.program_new_psw.addr =
PSW_ADDR_AMODE | (unsigned long) s390_base_pgm_handler;
(unsigned long) s390_base_pgm_handler;
/*
* Clear subchannel ID and number to signal new kernel that no CCW or

16
arch/s390/kernel/kprobes.c
View File

@ -226,7 +226,7 @@ static void enable_singlestep(struct kprobe_ctlblk *kcb,
__ctl_load(per_kprobe, 9, 11);
regs->psw.mask |= PSW_MASK_PER;
regs->psw.mask &= ~(PSW_MASK_IO | PSW_MASK_EXT);
regs->psw.addr = ip | PSW_ADDR_AMODE;
regs->psw.addr = ip;
}
NOKPROBE_SYMBOL(enable_singlestep);
@ -238,7 +238,7 @@ static void disable_singlestep(struct kprobe_ctlblk *kcb,
__ctl_load(kcb->kprobe_saved_ctl, 9, 11);
regs->psw.mask &= ~PSW_MASK_PER;
regs->psw.mask |= kcb->kprobe_saved_imask;
regs->psw.addr = ip | PSW_ADDR_AMODE;
regs->psw.addr = ip;
}
NOKPROBE_SYMBOL(disable_singlestep);
@ -310,7 +310,7 @@ static int kprobe_handler(struct pt_regs *regs)
*/
preempt_disable();
kcb = get_kprobe_ctlblk();
p = get_kprobe((void *)((regs->psw.addr & PSW_ADDR_INSN) - 2));
p = get_kprobe((void *)(regs->psw.addr - 2));
if (p) {
if (kprobe_running()) {
@ -460,7 +460,7 @@ static int trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
break;
}
regs->psw.addr = orig_ret_address | PSW_ADDR_AMODE;
regs->psw.addr = orig_ret_address;
pop_kprobe(get_kprobe_ctlblk());
kretprobe_hash_unlock(current, &flags);
@ -490,7 +490,7 @@ NOKPROBE_SYMBOL(trampoline_probe_handler);
static void resume_execution(struct kprobe *p, struct pt_regs *regs)
{
struct kprobe_ctlblk *kcb = get_kprobe_ctlblk();
unsigned long ip = regs->psw.addr & PSW_ADDR_INSN;
unsigned long ip = regs->psw.addr;
int fixup = probe_get_fixup_type(p->ainsn.insn);
/* Check if the kprobes location is an enabled ftrace caller */
@ -605,9 +605,9 @@ static int kprobe_trap_handler(struct pt_regs *regs, int trapnr)
* In case the user-specified fault handler returned
* zero, try to fix up.
*/
entry = search_exception_tables(regs->psw.addr & PSW_ADDR_INSN);
entry = search_exception_tables(regs->psw.addr);
if (entry) {
regs->psw.addr = extable_fixup(entry) | PSW_ADDR_AMODE;
regs->psw.addr = extable_fixup(entry);
return 1;
}
@ -683,7 +683,7 @@ int setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs)
memcpy(&kcb->jprobe_saved_regs, regs, sizeof(struct pt_regs));
/* setup return addr to the jprobe handler routine */
regs->psw.addr = (unsigned long) jp->entry | PSW_ADDR_AMODE;
regs->psw.addr = (unsigned long) jp->entry;
regs->psw.mask &= ~(PSW_MASK_IO | PSW_MASK_EXT);
/* r15 is the stack pointer */

12
arch/s390/kernel/perf_event.c
View File

@ -74,7 +74,7 @@ static unsigned long guest_is_user_mode(struct pt_regs *regs)
static unsigned long instruction_pointer_guest(struct pt_regs *regs)
{
return sie_block(regs)->gpsw.addr & PSW_ADDR_INSN;
return sie_block(regs)->gpsw.addr;
}
unsigned long perf_instruction_pointer(struct pt_regs *regs)
@ -231,29 +231,27 @@ static unsigned long __store_trace(struct perf_callchain_entry *entry,
struct pt_regs *regs;
while (1) {
sp = sp & PSW_ADDR_INSN;
if (sp < low || sp > high - sizeof(*sf))
return sp;
sf = (struct stack_frame *) sp;
perf_callchain_store(entry, sf->gprs[8] & PSW_ADDR_INSN);
perf_callchain_store(entry, sf->gprs[8]);
/* Follow the backchain. */
while (1) {
low = sp;
sp = sf->back_chain & PSW_ADDR_INSN;
sp = sf->back_chain;
if (!sp)
break;
if (sp <= low || sp > high - sizeof(*sf))
return sp;
sf = (struct stack_frame *) sp;
perf_callchain_store(entry,
sf->gprs[8] & PSW_ADDR_INSN);
perf_callchain_store(entry, sf->gprs[8]);
}
/* Zero backchain detected, check for interrupt frame. */
sp = (unsigned long) (sf + 1);
if (sp <= low || sp > high - sizeof(*regs))
return sp;
regs = (struct pt_regs *) sp;
perf_callchain_store(entry, sf->gprs[8] & PSW_ADDR_INSN);
perf_callchain_store(entry, sf->gprs[8]);
low = sp;
sp = regs->gprs[15];
}

12
arch/s390/kernel/process.c
View File

@ -56,10 +56,10 @@ unsigned long thread_saved_pc(struct task_struct *tsk)
return 0;
low = task_stack_page(tsk);
high = (struct stack_frame *) task_pt_regs(tsk);
sf = (struct stack_frame *) (tsk->thread.ksp & PSW_ADDR_INSN);
sf = (struct stack_frame *) tsk->thread.ksp;
if (sf <= low || sf > high)
return 0;
sf = (struct stack_frame *) (sf->back_chain & PSW_ADDR_INSN);
sf = (struct stack_frame *) sf->back_chain;
if (sf <= low || sf > high)
return 0;
return sf->gprs[8];
@ -154,7 +154,7 @@ int copy_thread(unsigned long clone_flags, unsigned long new_stackp,
memset(&frame->childregs, 0, sizeof(struct pt_regs));
frame->childregs.psw.mask = PSW_KERNEL_BITS | PSW_MASK_DAT |
PSW_MASK_IO | PSW_MASK_EXT | PSW_MASK_MCHECK;
frame->childregs.psw.addr = PSW_ADDR_AMODE |
frame->childregs.psw.addr =
(unsigned long) kernel_thread_starter;
frame->childregs.gprs[9] = new_stackp; /* function */
frame->childregs.gprs[10] = arg;
@ -220,14 +220,14 @@ unsigned long get_wchan(struct task_struct *p)
return 0;
low = task_stack_page(p);
high = (struct stack_frame *) task_pt_regs(p);
sf = (struct stack_frame *) (p->thread.ksp & PSW_ADDR_INSN);
sf = (struct stack_frame *) p->thread.ksp;
if (sf <= low || sf > high)
return 0;
for (count = 0; count < 16; count++) {
sf = (struct stack_frame *) (sf->back_chain & PSW_ADDR_INSN);
sf = (struct stack_frame *) sf->back_chain;
if (sf <= low || sf > high)
return 0;
return_address = sf->gprs[8] & PSW_ADDR_INSN;
return_address = sf->gprs[8];
if (!in_sched_functions(return_address))
return return_address;
}

6
arch/s390/kernel/ptrace.c
View File

@ -84,7 +84,7 @@ void update_cr_regs(struct task_struct *task)
if (test_tsk_thread_flag(task, TIF_UPROBE_SINGLESTEP))
new.control |= PER_EVENT_IFETCH;
new.start = 0;
new.end = PSW_ADDR_INSN;
new.end = -1UL;
}
/* Take care of the PER enablement bit in the PSW. */
@ -148,7 +148,7 @@ static inline unsigned long __peek_user_per(struct task_struct *child,
else if (addr == (addr_t) &dummy->cr11)
/* End address of the active per set. */
return test_thread_flag(TIF_SINGLE_STEP) ?
PSW_ADDR_INSN : child->thread.per_user.end;
-1UL : child->thread.per_user.end;
else if (addr == (addr_t) &dummy->bits)
/* Single-step bit. */
return test_thread_flag(TIF_SINGLE_STEP) ?
@ -495,8 +495,6 @@ long arch_ptrace(struct task_struct *child, long request,
}
return 0;
default:
/* Removing high order bit from addr (only for 31 bit). */
addr &= PSW_ADDR_INSN;
return ptrace_request(child, request, addr, data);
}
}

16
arch/s390/kernel/setup.c
View File

@ -301,25 +301,21 @@ static void __init setup_lowcore(void)
BUILD_BUG_ON(sizeof(struct lowcore) != LC_PAGES * 4096);
lc = __alloc_bootmem_low(LC_PAGES * PAGE_SIZE, LC_PAGES * PAGE_SIZE, 0);
lc->restart_psw.mask = PSW_KERNEL_BITS;
lc->restart_psw.addr =
PSW_ADDR_AMODE | (unsigned long) restart_int_handler;
lc->restart_psw.addr = (unsigned long) restart_int_handler;
lc->external_new_psw.mask = PSW_KERNEL_BITS |
PSW_MASK_DAT | PSW_MASK_MCHECK;
lc->external_new_psw.addr =
PSW_ADDR_AMODE | (unsigned long) ext_int_handler;
lc->external_new_psw.addr = (unsigned long) ext_int_handler;
lc->svc_new_psw.mask = PSW_KERNEL_BITS |
PSW_MASK_DAT | PSW_MASK_IO | PSW_MASK_EXT | PSW_MASK_MCHECK;
lc->svc_new_psw.addr = PSW_ADDR_AMODE | (unsigned long) system_call;
lc->svc_new_psw.addr = (unsigned long) system_call;
lc->program_new_psw.mask = PSW_KERNEL_BITS |
PSW_MASK_DAT | PSW_MASK_MCHECK;
lc->program_new_psw.addr =
PSW_ADDR_AMODE | (unsigned long) pgm_check_handler;
lc->program_new_psw.addr = (unsigned long) pgm_check_handler;
lc->mcck_new_psw.mask = PSW_KERNEL_BITS;
lc->mcck_new_psw.addr =
PSW_ADDR_AMODE | (unsigned long) mcck_int_handler;
lc->mcck_new_psw.addr = (unsigned long) mcck_int_handler;
lc->io_new_psw.mask = PSW_KERNEL_BITS |
PSW_MASK_DAT | PSW_MASK_MCHECK;
lc->io_new_psw.addr = PSW_ADDR_AMODE | (unsigned long) io_int_handler;
lc->io_new_psw.addr = (unsigned long) io_int_handler;
lc->clock_comparator = -1ULL;
lc->kernel_stack = ((unsigned long) &init_thread_union)
+ THREAD_SIZE - STACK_FRAME_OVERHEAD - sizeof(struct pt_regs);

13
arch/s390/kernel/signal.c
View File

@ -331,13 +331,13 @@ static int setup_frame(int sig, struct k_sigaction *ka,
/* Set up to return from userspace. If provided, use a stub
already in userspace. */
if (ka->sa.sa_flags & SA_RESTORER) {
restorer = (unsigned long) ka->sa.sa_restorer | PSW_ADDR_AMODE;
restorer = (unsigned long) ka->sa.sa_restorer;
} else {
/* Signal frame without vector registers are short ! */
__u16 __user *svc = (void __user *) frame + frame_size - 2;
if (__put_user(S390_SYSCALL_OPCODE | __NR_sigreturn, svc))
return -EFAULT;
restorer = (unsigned long) svc | PSW_ADDR_AMODE;
restorer = (unsigned long) svc;
}
/* Set up registers for signal handler */
@ -347,7 +347,7 @@ static int setup_frame(int sig, struct k_sigaction *ka,
regs->psw.mask = PSW_MASK_EA | PSW_MASK_BA |
(PSW_USER_BITS & PSW_MASK_ASC) |
(regs->psw.mask & ~PSW_MASK_ASC);
regs->psw.addr = (unsigned long) ka->sa.sa_handler | PSW_ADDR_AMODE;
regs->psw.addr = (unsigned long) ka->sa.sa_handler;
regs->gprs[2] = sig;
regs->gprs[3] = (unsigned long) &frame->sc;
@ -394,13 +394,12 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
/* Set up to return from userspace. If provided, use a stub
already in userspace. */
if (ksig->ka.sa.sa_flags & SA_RESTORER) {
restorer = (unsigned long)
ksig->ka.sa.sa_restorer | PSW_ADDR_AMODE;
restorer = (unsigned long) ksig->ka.sa.sa_restorer;
} else {
__u16 __user *svc = &frame->svc_insn;
if (__put_user(S390_SYSCALL_OPCODE | __NR_rt_sigreturn, svc))
return -EFAULT;
restorer = (unsigned long) svc | PSW_ADDR_AMODE;
restorer = (unsigned long) svc;
}
/* Create siginfo on the signal stack */
@ -426,7 +425,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
regs->psw.mask = PSW_MASK_EA | PSW_MASK_BA |
(PSW_USER_BITS & PSW_MASK_ASC) |
(regs->psw.mask & ~PSW_MASK_ASC);
regs->psw.addr = (unsigned long) ksig->ka.sa.sa_handler | PSW_ADDR_AMODE;
regs->psw.addr = (unsigned long) ksig->ka.sa.sa_handler;
regs->gprs[2] = ksig->sig;
regs->gprs[3] = (unsigned long) &frame->info;

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