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kvm: x86: Save/restore exception_index 

As KVM now makes use of exception_index to keep pending exceptions, we
have to save&restore this field as well.

NOTE: We have to nail the arch-independent exception_index down to a
certain bit width for proper vmstate processing, namely to 32 bit.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
(cherry picked from commit 4d6e3ac5d4)
This commit is contained in:
Jan Kiszka 2009-12-08 17:54:55 +01:00 committed by Anthony Liguori
parent 08b2d3ba9a
commit ebbc8a3d8e
2 changed files with 2 additions and 1 deletions
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2
cpu-defs.h
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@ -179,7 +179,7 @@ typedef struct CPUWatchpoint {
\
/* Core interrupt code */ \
jmp_buf jmp_env; \
int exception_index; \
int32_t exception_index; \
\
CPUState *next_cpu; /* next CPU sharing TB cache */ \
int cpu_index; /* CPU index (informative) */ \

1
target-i386/machine.c
View File

@ -453,6 +453,7 @@ static const VMStateDescription vmstate_cpu = {
VMSTATE_UINT8_V(nmi_pending, CPUState, 11),
VMSTATE_UINT8_V(has_error_code, CPUState, 11),
VMSTATE_UINT32_V(sipi_vector, CPUState, 11),
VMSTATE_INT32_V(exception_index, CPUState, 11),
/* MCE */
VMSTATE_UINT64_V(mcg_cap, CPUState, 10),
VMSTATE_UINT64_V(mcg_status, CPUState, 10),