xemu/target-s390x
David Hildenbrand 4ab729207f s390x: reset crypto only on clear reset and QEMU reset
Initializing VM crypto in initial cpu reset has multiple problems

1. We call the exact same function #VCPU times, although one time is enough
2. On SIGP initial cpu reset, we exchange the wrapping key while
   other VCPUs are running. Bad!
3. It is simply wrong. According to the Pop, a reset happens only during a
   clear reset.

So, we have to reset the keys
- on modified clear reset
- on load clear (QEMU reset - via machine reset)
- on qemu start (via machine reset)

Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2015-10-21 12:21:30 +02:00
..
arch_dump.c s390x: Add vector registers to ELF dump 2015-05-27 17:52:03 +02:00
cc_helper.c target-s390x: fix CC computation for LOAD POSITIVE instructions 2015-06-05 01:37:57 +02:00
cpu-qom.h target-s390x: PER storage-alteration event support 2015-06-17 12:40:52 +02:00
cpu.c qdev: Protect device-list-properties against broken devices 2015-10-09 15:25:57 +02:00
cpu.h s390x: reset crypto only on clear reset and QEMU reset 2015-10-21 12:21:30 +02:00
fpu_helper.c target-s390x: implement LOAD FP INTEGER instructions 2015-06-05 01:37:59 +02:00
gdbstub.c s390x/gdb: expose virtualization specific registers 2015-10-02 13:31:52 +02:00
helper.c target-s390x: PER: add Breaking-Event-Address register 2015-06-17 12:40:52 +02:00
helper.h target-s390x: PER instruction-fetch event support 2015-06-17 12:40:52 +02:00
insn-data.def target-s390x: wire up I/O instructions in TCG mode 2015-06-17 12:40:50 +02:00
insn-format.def target-s390: Add format based disassassmbly infrastructure 2013-01-05 12:00:27 -08:00
int_helper.c target-s390x: fix CONVERT TO BINARY (CVD, CVDY) 2015-07-07 17:51:47 +02:00
interrupt.c s390x: Fix sclp console input 2014-11-05 12:01:28 +01:00
ioinst.c s390/ioinst: fix endianness in ioinst_schib_valid 2015-06-17 12:40:50 +02:00
ioinst.h s390/ioinst: fix IO_INT_WORD_ISC macro 2015-06-17 12:40:50 +02:00
kvm.c s390x: reset crypto only on clear reset and QEMU reset 2015-10-21 12:21:30 +02:00
machine.c migration: Use normal VMStateDescriptions for Subsections 2015-06-12 06:53:57 +02:00
Makefile.objs s390x/mmu: Move mmu_translate() and friends to separate file 2015-02-18 09:36:38 +01:00
mem_helper.c tlb: Add "ifetch" argument to cpu_mmu_index() 2015-09-11 08:15:28 -07:00
misc_helper.c s390x: reset crypto only on clear reset and QEMU reset 2015-10-21 12:21:30 +02:00
mmu_helper.c s390x: Enable new s390-storage-keys device 2015-09-03 12:17:54 +02:00
translate.c Do away with TB retranslation 2015-10-08 15:33:56 +01:00