From 26bc95a037ef5e65afacc89082725a34ba23fdbd Mon Sep 17 00:00:00 2001 From: Riku Voipio Date: Wed, 20 Jan 2010 12:56:27 +0200 Subject: [PATCH] fix locking error with current_tb Signed-off-by: Riku Voipio --- exec.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/exec.c b/exec.c index 76831a194f..431e104a1c 100644 --- a/exec.c +++ b/exec.c @@ -1537,15 +1537,15 @@ static void cpu_unlink_tb(CPUState *env) TranslationBlock *tb; static spinlock_t interrupt_lock = SPIN_LOCK_UNLOCKED; + spin_lock(&interrupt_lock); tb = env->current_tb; /* if the cpu is currently executing code, we must unlink it and all the potentially executing TB */ if (tb) { - spin_lock(&interrupt_lock); env->current_tb = NULL; tb_reset_jump_recursive(tb); - spin_unlock(&interrupt_lock); } + spin_unlock(&interrupt_lock); } /* mask must never be zero, except for A20 change call */