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translate-all: use cpu_in_exclusive_work_context() in tb_flush

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tb_flush will be called by the plugin module from a safe
work environment. Prepare for that.

Suggested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Emilio G. Cota <cota@braap.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Emilio G. Cota 2017-12-01 19:47:08 -05:00 committed by Alex Bennée
parent cfbc3c6083
commit 136094d0b2
1 changed files with 7 additions and 2 deletions
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9
accel/tcg/translate-all.c
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@ -1268,8 +1268,13 @@ void tb_flush(CPUState *cpu)
{
if (tcg_enabled()) {
unsigned tb_flush_count = atomic_mb_read(&tb_ctx.tb_flush_count);
async_safe_run_on_cpu(cpu, do_tb_flush,
RUN_ON_CPU_HOST_INT(tb_flush_count));
if (cpu_in_exclusive_context(cpu)) {
do_tb_flush(cpu, RUN_ON_CPU_HOST_INT(tb_flush_count));
} else {
async_safe_run_on_cpu(cpu, do_tb_flush,
RUN_ON_CPU_HOST_INT(tb_flush_count));
}
}
}