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linux-user: Restart exit() if signal pending 

Without this a signal could vanish on thread exit.

Signed-off-by: Timothy Edward Baldwin <T.E.Baldwin99@members.leeds.ac.uk>
Message-id: 1441497448-32489-26-git-send-email-T.E.Baldwin99@members.leeds.ac.uk
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Timothy E Baldwin 2016-05-27 15:51:56 +01:00 committed by Riku Voipio
parent f59ec60610
commit a0995886e2
1 changed files with 6 additions and 2 deletions
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8
linux-user/syscall.c
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@ -6640,8 +6640,12 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
However in threaded applictions it is used for thread termination,
and _exit_group is used for application termination.
Do thread termination if we have more then one thread. */
/* FIXME: This probably breaks if a signal arrives. We should probably
be disabling signals. */
if (block_signals()) {
ret = -TARGET_ERESTARTSYS;
break;
}
if (CPU_NEXT(first_cpu)) {
TaskState *ts;