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mttcg: Add missing tb_lock/unlock() in cpu_exec_step() 

The recent patch enabling lock assertions uncovered the missing lock
acquisition in cpu_exec_step(). This patch adds them.

Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Pranith Kumar 2017-02-23 18:29:06 +00:00 committed by Alex Bennée
parent 6ac3d7e845
commit 4ec667042d
1 changed files with 4 additions and 0 deletions
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4
cpu-exec.c
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@ -233,14 +233,18 @@ static void cpu_exec_step(CPUState *cpu)
uint32_t flags;
cpu_get_tb_cpu_state(env, &pc, &cs_base, &flags);
tb_lock();
tb = tb_gen_code(cpu, pc, cs_base, flags,
1 | CF_NOCACHE | CF_IGNORE_ICOUNT);
tb->orig_tb = NULL;
tb_unlock();
/* execute the generated code */
trace_exec_tb_nocache(tb, pc);
cpu_tb_exec(cpu, tb);
tb_lock();
tb_phys_invalidate(tb, -1);
tb_free(tb);
tb_unlock();
}
void cpu_exec_step_atomic(CPUState *cpu)