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authorPaolo Bonzini <pbonzini@redhat.com>2017-02-07 16:26:47 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2017-02-24 15:51:19 +0100
commit55ac0a9bf4e1b1adfc7d73586a7aa085f58c9851 (patch)
treeaba9cd9ed5a4d8a3ce115a0763563c30e1749382
parentcfb2d02be9413d45b30ed6d8e38800250b6b4b48 (diff)
downloadfocaccia-qemu-55ac0a9bf4e1b1adfc7d73586a7aa085f58c9851.tar.gz
focaccia-qemu-55ac0a9bf4e1b1adfc7d73586a7aa085f58c9851.zip
cpu-exec: remove unnecessary check of cpu->exit_request
The cpu->exit_request check in cpu_loop_exec_tb is unnecessary,
because cpu->tcg_exit_req is always set after cpu->exit_request.
So let the TB exit and we will pick up the exit request later
in cpu_handle_interrupt.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--cpu-exec.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/cpu-exec.c b/cpu-exec.c
index 7ddf66cf23..7db959c821 100644
--- a/cpu-exec.c
+++ b/cpu-exec.c
@@ -535,10 +535,6 @@ static inline void cpu_loop_exec_tb(CPUState *cpu, TranslationBlock *tb,
     uintptr_t ret;
     int32_t insns_left;
 
-    if (unlikely(atomic_read(&cpu->exit_request))) {
-        return;
-    }
-
     trace_exec_tb(tb, tb->pc);
     ret = cpu_tb_exec(cpu, tb);
     tb = (TranslationBlock *)(ret & ~TB_EXIT_MASK);