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-rw-r--r--linux-user/signal.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/linux-user/signal.c b/linux-user/signal.c
index 9e8555096a..ff4de4fb8f 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -561,6 +561,13 @@ int queue_signal(CPUArchState *env, int sig, target_siginfo_t *info)
}
}
+#ifndef HAVE_SAFE_SYSCALL
+static inline void rewind_if_in_safe_syscall(void *puc)
+{
+ /* Default version: never rewind */
+}
+#endif
+
static void host_signal_handler(int host_signum, siginfo_t *info,
void *puc)
{
@@ -581,6 +588,9 @@ static void host_signal_handler(int host_signum, siginfo_t *info,
if (sig < 1 || sig > TARGET_NSIG)
return;
trace_user_host_signal(env, host_signum, sig);
+
+ rewind_if_in_safe_syscall(puc);
+
host_to_target_siginfo_noswap(&tinfo, info);
if (queue_signal(env, sig, &tinfo) == 1) {
/* interrupt the virtual CPU as soon as possible */