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accel/tcg: Always set CF_LAST_IO with CF_NOIRQ

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Without this we can get see loops through cpu_io_recompile,
in which the cpu makes no progress.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-09-14 08:36:11 -07:00
parent a2f99d484c
commit 200c1f904f
2 changed files with 5 additions and 3 deletions
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2
accel/tcg/cpu-exec.c
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@ -720,7 +720,7 @@ static inline bool cpu_handle_exception(CPUState *cpu, int *ret)
&& 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)
| CF_NOIRQ | 1;
| CF_LAST_IO | CF_NOIRQ | 1;
}
#endif
return false;