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[Qemu-devel] [RFC PATCH v4 01/23] This patch adds a condition before ove
From: |
Pavel Dovgalyuk |
Subject: |
[Qemu-devel] [RFC PATCH v4 01/23] This patch adds a condition before overwriting exception_index fields. |
Date: |
Fri, 19 Jan 2018 11:42:42 +0300 |
User-agent: |
StGit/0.17.1-dirty |
It is needed when exception_index is already set to some meaningful value.
Signed-off-by: Pavel Dovgalyuk <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
accel/tcg/cpu-exec.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c
index 280200f..9cc6972 100644
--- a/accel/tcg/cpu-exec.c
+++ b/accel/tcg/cpu-exec.c
@@ -585,6 +585,7 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
else {
if (cc->cpu_exec_interrupt(cpu, interrupt_request)) {
replay_interrupt();
+ cpu->exception_index = -1;
*last_tb = NULL;
}
/* The target hook may have updated the 'cpu->interrupt_request';
@@ -606,7 +607,9 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
if (unlikely(atomic_read(&cpu->exit_request)
|| (use_icount && cpu->icount_decr.u16.low + cpu->icount_extra == 0)))
{
atomic_set(&cpu->exit_request, 0);
- cpu->exception_index = EXCP_INTERRUPT;
+ if (cpu->exception_index == -1) {
+ cpu->exception_index = EXCP_INTERRUPT;
+ }
return true;
}
- [Qemu-devel] [RFC PATCH v4 00/23] replay additions, Pavel Dovgalyuk, 2018/01/19
- [Qemu-devel] [RFC PATCH v4 01/23] This patch adds a condition before overwriting exception_index fields.,
Pavel Dovgalyuk <=
- [Qemu-devel] [RFC PATCH v4 02/23] block: implement bdrv_snapshot_goto for blkreplay, Pavel Dovgalyuk, 2018/01/19
- [Qemu-devel] [RFC PATCH v4 03/23] blkreplay: create temporary overlay for underlaying devices, Pavel Dovgalyuk, 2018/01/19
- [Qemu-devel] [RFC PATCH v4 04/23] replay: disable default snapshot for record/replay, Pavel Dovgalyuk, 2018/01/19
- [Qemu-devel] [RFC PATCH v4 05/23] replay: fix processing async events, Pavel Dovgalyuk, 2018/01/19
- [Qemu-devel] [RFC PATCH v4 06/23] replay: fixed replay_enable_events, Pavel Dovgalyuk, 2018/01/19
- [Qemu-devel] [RFC PATCH v4 07/23] replay: fix save/load vm for non-empty queue, Pavel Dovgalyuk, 2018/01/19
- [Qemu-devel] [RFC PATCH v4 08/23] replay: added replay log format description, Pavel Dovgalyuk, 2018/01/19
- [Qemu-devel] [RFC PATCH v4 09/23] replay: make safe vmstop at record/replay, Pavel Dovgalyuk, 2018/01/19
- [Qemu-devel] [RFC PATCH v4 10/23] replay: save prior value of the host clock, Pavel Dovgalyuk, 2018/01/19