[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PATCH] replay: use CF_NOIRQ for special exception-replaying TB
|
From: |
Pavel Dovgalyuk |
|
Subject: |
[PATCH] replay: use CF_NOIRQ for special exception-replaying TB |
|
Date: |
Mon, 31 Jan 2022 14:25:40 +0300 |
|
User-agent: |
StGit/0.23 |
Commit aff0e204cb1f1c036a496c94c15f5dfafcd9b4b4 introduced CF_NOIRQ usage,
but one case was forgotten. Record/replay uses one special TB which is not
really executed, but used to cause a correct exception in replay mode.
This patch adds CF_NOIRQ flag for such block.
Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgalyuk@ispras.ru>
---
accel/tcg/cpu-exec.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c
index 6dcff3618c..5962f158dc 100644
--- a/accel/tcg/cpu-exec.c
+++ b/accel/tcg/cpu-exec.c
@@ -648,7 +648,8 @@ static inline bool cpu_handle_exception(CPUState *cpu, int
*ret)
if (replay_has_exception()
&& cpu_neg(cpu)->icount_decr.u16.low + cpu->icount_extra == 0) {
/* Execute just one insn to trigger exception pending in the log */
- cpu->cflags_next_tb = (curr_cflags(cpu) & ~CF_USE_ICOUNT) | 1;
+ cpu->cflags_next_tb = (curr_cflags(cpu) & ~CF_USE_ICOUNT)
+ | CF_NOIRQ | 1;
}
#endif
return false;
- [PATCH] replay: use CF_NOIRQ for special exception-replaying TB,
Pavel Dovgalyuk <=