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linux/arch/x86/kernel
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Ingo Molnar 7cbaef9c83 sched: optimize sched_clock() a bit 
sched_clock() uses cycles_2_ns() needlessly - which is an irq-disabling
variant of __cycles_2_ns().

Most of the time sched_clock() is called with irqs disabled already.
The few places that call it with irqs enabled need to be updated.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-11-08 17:05:38 +01:00
..
acpi
Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-10-23 12:38:39 -07:00
cpu
x86: build fix
2008-10-31 09:31:38 +01:00
.gitignore
arch/x86/kernel/.gitignore: Added vmlinux.lds to .gitignore file because it shouldn't be tracked.
2008-07-10 10:13:51 -07:00
alternative.c
x86: improve UP kernel when CPU-hotplug and SMP is enabled
2008-10-13 10:33:46 +02:00
amd_iommu_init.c
amd_iommu: fix nasty bug that caused ILLEGAL_DEVICE_TABLE_ENTRY errors
2008-10-18 14:29:30 +01:00
amd_iommu.c
Merge branch 'iommu-fixes-2.6.28' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu into x86/urgent
2008-11-06 15:23:35 +01:00
aperture_64.c
x86, debug printouts: IOMMU setup failures should not be KERN_ERR
2008-09-30 10:25:28 +02:00
apic.c
x86: apic - unify APIC_DIVISOR
2008-10-16 16:53:14 +02:00
apm_32.c
Merge branches 'x86/alternatives', 'x86/cleanups', 'x86/commandline', 'x86/crashdump', 'x86/debug', 'x86/defconfig', 'x86/doc', 'x86/exports', 'x86/fpu', 'x86/gart', 'x86/idle', 'x86/mm', 'x86/mtrr', 'x86/nmi-watchdog', 'x86/oprofile', 'x86/paravirt', 'x86/reboot', 'x86/sparse-fixes', 'x86/tsc', 'x86/urgent' and 'x86/vmalloc' into x86-v28-for-linus-phase1
2008-10-06 18:17:07 +02:00
asm-offsets_32.c
x86/paravirt: split sysret and sysexit
2008-07-08 13:13:15 +02:00
asm-offsets_64.c
x86: Fix ASM_X86__ header guards
2008-10-22 22:55:23 -07:00
asm-offsets.c
…
audit_64.c
…
bios_uv.c
x86: Add UV partition call v4
2008-10-16 16:53:13 +02:00
bootflag.c
…
cpuid.c
device create: misc: convert device_create_drvdata to device_create
2008-10-16 09:24:43 -07:00
crash_dump_32.c
kdump: make elfcorehdr_addr independent of CONFIG_PROC_VMCORE
2008-10-20 08:52:39 -07:00
crash_dump_64.c
kdump: make elfcorehdr_addr independent of CONFIG_PROC_VMCORE
2008-10-20 08:52:39 -07:00
crash.c
…
doublefault_32.c
x86: fix virt_addr_valid() with CONFIG_DEBUG_VIRTUAL=y, v2
2008-10-13 10:33:15 +02:00
ds.c
x86: ds.c ptrace.c integer as NULL pointer sparse fixes
2008-09-24 09:57:47 +02:00
dumpstack_32.c
x86, kexec: fix hang on i386 when panic occurs while console_sem is held
2008-10-22 13:59:44 +02:00
dumpstack_64.c
sysfs: crash debugging
2008-10-16 09:24:41 -07:00
e820.c
x86: Clean up late e820 resource allocation
2008-11-01 10:17:22 -07:00
early_printk.c
warnings: fix arch/x86/kernel/early_printk.c
2008-10-12 15:19:36 +02:00
early-quirks.c
x86: SB600: skip IRQ0 override if it is not routed to INT2 of IOAPIC
2008-10-22 12:00:10 +02:00
efi_32.c
x86: fix i486 suspend to disk CR4 oops
2008-08-18 08:50:19 +02:00
efi_64.c
x86: add flags parameter to reserve_bootmem_generic()
2008-07-08 11:49:49 +02:00
efi_stub_32.S
…
efi_stub_64.S
…
efi.c
x86: Add UV EFI table entry v4
2008-10-16 16:53:13 +02:00
entry_32.S
Merge commit 'v2.6.28-rc2' into tracing/urgent
2008-10-27 10:50:54 +01:00
entry_64.S
ftrace: rename FTRACE to FUNCTION_TRACER
2008-10-20 18:27:03 +02:00
es7000_32.c
x86: check dsdt before find oem table for es7000, v2
2008-10-13 10:21:07 +02:00
ftrace.c
ftrace: use a real variable for ftrace_nop in x86
2008-10-27 16:52:01 +01:00
genapic_64.c
GRU Driver: export is_uv_system(), zap_page_range() & follow_page()
2008-07-30 09:41:48 -07:00
genapic_flat_64.c
x86: fix section mismatch warning - apic_physflat
2008-10-22 17:36:27 +02:00
genx2apic_cluster.c
x86: fix section mismatch warning - apic_x2apic_cluster
2008-10-22 17:36:29 +02:00
genx2apic_phys.c
x86: fix section mismatch warning - apic_x2apic_phys
2008-10-22 17:36:30 +02:00
genx2apic_uv_x.c
x86/uv: memory allocation at initialization
2008-10-27 14:17:16 +01:00
geode_32.c
…
head32.c
…
head64.c
x86_64: be less annoying on boot, v2
2008-09-29 10:04:53 +02:00
head_32.S
x86, cpa: rename PTE attribute macros for kernel direct mapping in early boot
2008-10-10 19:29:11 +02:00
head_64.S
x86, cpa: rename PTE attribute macros for kernel direct mapping in early boot
2008-10-10 19:29:11 +02:00
head.c
x86: print out EBDA/lowmem address
2008-10-13 10:21:10 +02:00
hpet.c
hpet: clean up warning
2008-10-16 16:53:12 +02:00
i386_ksyms_32.c
ftrace: rename FTRACE to FUNCTION_TRACER
2008-10-20 18:27:03 +02:00
i387.c
x86: xsave: set FP, SSE bits in the xsave header in the user sigcontext
2008-10-07 14:36:08 -07:00
i8237.c
…
i8253.c
…
i8259.c
x64, x2apic/intr-remap: 8259 specific mask/unmask routines
2008-07-12 08:44:55 +02:00
init_task.c
…
io_apic.c
x86: don't allow nr_irqs > NR_IRQS
2008-11-06 07:23:21 +01:00
io_delay.c
x86: add io delay quirk for Presario F700
2008-09-03 16:42:51 -07:00
ioport.c
x86: Introducing asm/syscalls.h
2008-07-22 14:35:57 +02:00
ipi.c
X86_SMP: ipi.c declare functions before they get used
2008-07-25 11:57:46 +05:30
irq_32.c
x86: move ack_bad_irq() to irq.c
2008-10-16 16:53:30 +02:00
irq_64.c
x86: move ack_bad_irq() to irq.c
2008-10-16 16:53:30 +02:00
irq.c
genirq: fix off by one and coding style
2008-10-21 15:54:40 +02:00
irqinit_32.c
genirq: remove artifacts from sparseirq removal
2008-10-16 16:53:15 +02:00
irqinit_64.c
genirq: remove irq_to_desc_alloc
2008-10-16 16:53:15 +02:00
k8.c
x86, gart: fix gart detection for Fam11h CPUs
2008-10-28 17:10:27 +01:00
kdebugfs.c
arch/x86/kernel/kdebugfs.c: introduce missing kfree
2008-09-10 14:03:49 +02:00
kgdb.c
kgdb, x86: Avoid invoking kgdb_nmicallback twice per NMI
2008-10-06 13:50:59 -05:00
kprobes.c
kprobes: improve kretprobe scalability with hashed locking
2008-07-25 10:53:30 -07:00
kvm.c
x86, paravirt_ops: use unsigned long instead of u32 for alloc_p*() pfn args
2008-08-22 05:34:44 +02:00
kvmclock.c
x86: KVM guest: use paravirt function to calculate cpu khz
2008-10-15 10:15:17 +02:00
ldt.c
Merge branch 'linus' into x86/xen
2008-10-12 12:37:32 +02:00
machine_kexec_32.c
x86, kdump: fix invalid access on i386 sparsemem
2008-10-28 16:48:24 +01:00
machine_kexec_64.c
kexec jump
2008-07-26 12:00:04 -07:00
Makefile
ftrace, powerpc, sparc64, x86: remove notrace from arch ftrace file
2008-10-23 16:00:25 +02:00
mca_32.c
…
mfgpt_32.c
x86, geode-mfgpt: check IRQ before using MFGPT as clocksource
2008-08-15 17:12:32 +02:00
microcode_amd.c
x86: AMD microcode patch loader author update
2008-10-28 16:41:28 +01:00
microcode_core.c
x86: microcode patch loader author update
2008-10-28 16:41:16 +01:00
microcode_intel.c
x86: moved microcode.c to microcode_intel.c
2008-09-23 12:21:42 +02:00
mmconf-fam10h_64.c
x86: mmconf: fix section mismatch warning
2008-08-18 07:49:06 +02:00
module_32.c
…
module_64.c
PAGE_ALIGN(): correctly handle 64-bit values on 32-bit architectures
2008-07-24 10:47:21 -07:00
mpparse.c
Merge branch 'x86/apic' into x86-v28-for-linus-phase4-B
2008-10-11 20:17:36 +02:00
msr.c
device create: misc: convert device_create_drvdata to device_create
2008-10-16 09:24:43 -07:00
nmi.c
x86, NMI watchdog: setup before enabling NMI watchdog
2008-09-22 19:48:19 +02:00
numaq_32.c
Merge branch 'x86/apic' into x86-v28-for-linus-phase4-B
2008-10-11 20:17:36 +02:00
olpc.c
x86, olpc: fix endian bug in openfirmware workaround
2008-09-24 10:29:04 +02:00
paravirt_patch_32.c
x86: coding style fixes to arch/x86/kernel/paravirt_patch_32.c
2008-08-15 16:53:25 +02:00
paravirt_patch_64.c
x86/paravirt: add sysret/sysexit pvops for returning to 32-bit compatibility userspace
2008-07-08 13:15:52 +02:00
paravirt-spinlocks.c
x86: export pv_lock_ops non-GPL
2008-08-22 15:43:17 +02:00
paravirt.c
Merge branch 'linus' into x86/xen
2008-10-12 12:37:32 +02:00
pci-calgary_64.c
x86: convert Calgary IOMMU driver to generic iommu_num_pages function
2008-10-16 11:21:33 -07:00
pci-dma.c
x86/PCI: build failure at x86/kernel/pci-dma.c with !CONFIG_PCI
2008-10-24 11:09:43 -07:00
pci-gart_64.c
x86, gart: fix gart detection for Fam11h CPUs
2008-10-28 17:10:27 +01:00
pci-nommu.c
x86: export pci-nommu's alloc_coherent
2008-09-25 11:02:25 +02:00
pci-swiotlb_64.c
x86: restore the old swiotlb alloc_coherent behavior
2008-10-23 21:54:40 +02:00
pcspeaker.c
x86: use platform_device_register_simple()
2008-09-22 12:58:36 +02:00
pmtimer_64.c
…
probe_roms_32.c
x86: seperate probe_roms into another file
2008-07-08 12:50:05 +02:00
process_32.c
x86: __show_registers() and __show_regs() API unification
2008-10-13 10:33:04 +02:00
process_64.c
Merge branch 'linus' into test
2008-10-23 00:11:07 -04:00
process.c
Merge branch 'x86/unify-cpu-detect' into x86-v28-for-linus-phase4-D
2008-10-11 20:23:20 +02:00
ptrace.c
Merge branches 'x86/xen', 'x86/build', 'x86/microcode', 'x86/mm-debug-v2', 'x86/memory-corruption-check', 'x86/early-printk', 'x86/xsave', 'x86/ptrace-v2', 'x86/quirks', 'x86/setup', 'x86/spinlocks' and 'x86/signal' into x86/core-v2
2008-10-12 15:50:02 +02:00
pvclock.c
x86: pvclock: fix shadowed variable warning
2008-10-15 14:25:14 +02:00
quirks.c
x86: remove irqbalance in kernel for 32 bit
2008-10-16 16:52:52 +02:00
reboot_fixups_32.c
…
reboot.c
Revert "x86: default to reboot via ACPI"
2008-11-06 16:05:06 +01:00
relocate_kernel_32.S
kexec jump: check code size in control page
2008-08-15 08:35:42 -07:00
relocate_kernel_64.S
…
rtc.c
rtc: use bcd2bin/bin2bcd
2008-10-20 08:52:41 -07:00
scx200_32.c
…
setup_percpu.c
x86: remove redundant KERN_DEBUG on pr_debug
2008-10-22 16:56:22 +02:00
setup.c
Merge branch 'genirq-v28-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-10-20 13:23:01 -07:00
sigframe.h
Merge branch 'x86/unify-cpu-detect' into x86-v28-for-linus-phase4-D
2008-10-11 20:23:20 +02:00
signal_32.c
Merge branch 'x86/unify-cpu-detect' into x86-v28-for-linus-phase4-D
2008-10-11 20:23:20 +02:00
signal_64.c
Merge branch 'x86/unify-cpu-detect' into x86-v28-for-linus-phase4-D
2008-10-11 20:23:20 +02:00
smp.c
x86: add cpu hotplug hooks into smp_ops
2008-08-25 10:59:18 +02:00
smpboot.c
x86: do_boot_cpu - check if we have ESR register
2008-10-22 16:56:16 +02:00
smpcommon.c
x86: change init_gdt to update the gdt via write_gdt, rather than a direct write.
2008-08-15 19:16:05 +02:00
stacktrace.c
…
step.c
x86 ptrace: user-sets-TF nits
2008-07-16 12:15:17 -07:00
summit_32.c
x86: mach_summit to summit
2008-07-26 16:31:35 +02:00
sys_i386_32.c
x86: Introducing asm/syscalls.h
2008-07-22 14:35:57 +02:00
sys_x86_64.c
Merge branches 'x86/alternatives', 'x86/cleanups', 'x86/commandline', 'x86/crashdump', 'x86/debug', 'x86/defconfig', 'x86/doc', 'x86/exports', 'x86/fpu', 'x86/gart', 'x86/idle', 'x86/mm', 'x86/mtrr', 'x86/nmi-watchdog', 'x86/oprofile', 'x86/paravirt', 'x86/reboot', 'x86/sparse-fixes', 'x86/tsc', 'x86/urgent' and 'x86/vmalloc' into x86-v28-for-linus-phase1
2008-10-06 18:17:07 +02:00
syscall_64.c
x86: Fix ASM_X86__ header guards
2008-10-22 22:55:23 -07:00
syscall_table_32.S
flag parameters add-on: remove epoll_create size param
2008-07-24 10:47:29 -07:00
tce_64.c
…
test_nx.c
…
test_rodata.c
…
time_32.c
x86: wrap MCA_bus test around an ifdef
2008-10-13 10:21:47 +02:00
time_64.c
x86: move vgetcpu mode probing to cpu detection
2008-10-13 10:21:49 +02:00
tlb_32.c
x86: add smp_mb() before sending INVALIDATE_TLB_VECTOR
2008-11-06 09:41:49 +01:00
tlb_64.c
x86: add smp_mb() before sending INVALIDATE_TLB_VECTOR
2008-11-06 09:41:49 +01:00
tlb_uv.c
x86/tlb_uv: remove strange mc146818rtc include
2008-10-22 16:56:23 +02:00
tls.c
x86: Introducing asm/syscalls.h
2008-07-22 14:35:57 +02:00
tls.h
…
topology.c
…
trampoline_32.S
…
trampoline_64.S
…
trampoline.c
…
traps.c
MCE: Don't run 32bit machine checks with interrupts on
2008-10-22 13:19:01 +02:00
tsc_sync.c
x86: use WARN() in arch/x86/kernel
2008-08-21 10:01:52 +02:00
tsc.c
sched: optimize sched_clock() a bit
2008-11-08 17:05:38 +01:00
uv_irq.c
x86, UV: add uv_setup_irq() and uv_teardown_irq() functions, v3, fix
2008-10-16 16:53:13 +02:00
uv_sysfs.c
x86: Add sysfs entries for UV v4
2008-10-16 16:53:13 +02:00
verify_cpu_64.S
…
visws_quirks.c
genirq: revert dynarray
2008-10-16 16:53:15 +02:00
vm86_32.c
x86: Introducing asm/syscalls.h
2008-07-22 14:35:57 +02:00
vmi_32.c
Merge branch 'x86/apic' into x86-v28-for-linus-phase4-B
2008-10-11 20:17:36 +02:00
vmiclock_32.c
x86: VMI, initialize IRQ vector
2008-10-16 16:52:59 +02:00
vmlinux_32.lds.S
genirq: revert dynarray
2008-10-16 16:53:15 +02:00
vmlinux_64.lds.S
genirq: remove artifacts from sparseirq removal
2008-10-16 16:53:15 +02:00
vmlinux.lds.S
…
vsmp_64.c
x86: two trivial sparse annotations
2008-10-29 08:02:28 +01:00
vsyscall_64.c
Merge branch 'generic-ipi' into generic-ipi-for-linus
2008-07-15 21:55:59 +02:00
x8664_ksyms_64.c
ftrace: rename FTRACE to FUNCTION_TRACER
2008-10-20 18:27:03 +02:00
xsave.c
x86: make variables static
2008-10-22 07:31:28 +02:00