From: Sergey Fedorov <serge.f...@gmail.com>
Signed-off-by: Sergey Fedorov <serge.f...@gmail.com>
Signed-off-by: Sergey Fedorov <sergey.fedo...@linaro.org>
Reviewed-by: Alex Bennée <alex.ben...@linaro.org>
Message-Id: <1461341333-19646-12-git-send-email-sergey.fedo...@linaro.org>
Signed-off-by: Richard Henderson <r...@twiddle.net>
---
include/exec/exec-all.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h
index 30cdd69..6c113a3 100644
--- a/include/exec/exec-all.h
+++ b/include/exec/exec-all.h
@@ -230,6 +230,7 @@ static inline void tlb_flush_by_mmuidx(CPUState *cpu, ...)
|| defined(__sparc__) || defined(__aarch64__) \
|| defined(__s390x__) || defined(__mips__) \
|| defined(CONFIG_TCG_INTERPRETER)
+/* NOTE: Direct jump patching must be atomic to be thread-safe. */
#define USE_DIRECT_JUMP
#endif
--
2.5.5
