From: Andrey Smetanin <asmetanin@xxxxxxxxxxxxx> CPUState::crash_occurred field inside CPUState marks that guest crash occurred. This value is added into cpu common migration subsection. Signed-off-by: Andrey Smetanin <asmetanin@xxxxxxxxxxxxx> Signed-off-by: Denis V. Lunev <den@xxxxxxxxxx> CC: Paolo Bonzini <pbonzini@xxxxxxxxxx> CC: Andreas Färber <afaerber@xxxxxxx> --- exec.c | 19 +++++++++++++++++++ include/qom/cpu.h | 1 + qom/cpu.c | 1 + vl.c | 3 +++ 4 files changed, 24 insertions(+) diff --git a/exec.c b/exec.c index f7883d2..15c9a29 100644 --- a/exec.c +++ b/exec.c @@ -465,6 +465,24 @@ static const VMStateDescription vmstate_cpu_common_exception_index = { } }; +static bool cpu_common_crash_occurred_needed(void *opaque) +{ + CPUState *cpu = opaque; + + return cpu->crash_occurred; +} + +static const VMStateDescription vmstate_cpu_common_crash_occurred = { + .name = "cpu_common/crash_occurred", + .version_id = 1, + .minimum_version_id = 1, + .needed = cpu_common_crash_occurred_needed, + .fields = (VMStateField[]) { + VMSTATE_BOOL(crash_occurred, CPUState), + VMSTATE_END_OF_LIST() + } +}; + const VMStateDescription vmstate_cpu_common = { .name = "cpu_common", .version_id = 1, @@ -478,6 +496,7 @@ const VMStateDescription vmstate_cpu_common = { }, .subsections = (const VMStateDescription*[]) { &vmstate_cpu_common_exception_index, + &vmstate_cpu_common_crash_occurred, NULL } }; diff --git a/include/qom/cpu.h b/include/qom/cpu.h index 39f0f19..aae05fd 100644 --- a/include/qom/cpu.h +++ b/include/qom/cpu.h @@ -263,6 +263,7 @@ struct CPUState { bool created; bool stop; bool stopped; + bool crash_occurred; volatile sig_atomic_t exit_request; uint32_t interrupt_request; int singlestep_enabled; diff --git a/qom/cpu.c b/qom/cpu.c index 108bfa2..c3c4674 100644 --- a/qom/cpu.c +++ b/qom/cpu.c @@ -249,6 +249,7 @@ static void cpu_common_reset(CPUState *cpu) cpu->icount_decr.u32 = 0; cpu->can_do_io = 0; cpu->exception_index = -1; + cpu->crash_occurred = false; memset(cpu->tb_jmp_cache, 0, TB_JMP_CACHE_SIZE * sizeof(void *)); } diff --git a/vl.c b/vl.c index 38eee1f..62bab42 100644 --- a/vl.c +++ b/vl.c @@ -1723,6 +1723,9 @@ void qemu_system_reset(bool report) void qemu_system_guest_panicked(void) { + if (current_cpu) { + current_cpu->crash_occurred = true; + } qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_PAUSE, &error_abort); vm_stop(RUN_STATE_GUEST_PANICKED); } -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html