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uti: futex: Propagate -ERESTARTSYS returned by wait_event_interruptible()

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Change-Id: Id36c4df0e0a8e1f64b12c635c0502f63552ba50b
This commit is contained in:
Masamichi Takagi
2018-08-31 21:48:36 +09:00
parent d24b7585b7
commit bb4317beaf
1 changed files with 3 additions and 1 deletions
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4
kernel/futex.c
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@@ -871,8 +871,10 @@ retry:
goto out_put_key; goto out_put_key;
} }
if (hassigpending(cpu_local_var(current))) { /* RIKEN: futex_wait_queue_me() returns -ERESTARTSYS when waiting on Linux CPU and woken up by signal */
if (hassigpending(cpu_local_var_with_override(current, clv_override)) || time_remain == -ERESTARTSYS) {
ret = -EINTR; ret = -EINTR;
uti_dkprintf("%s: tid=%d woken up by signal\n", __FUNCTION__, cpu_local_var_with_override(current, clv_override)->tid);
goto out_put_key; goto out_put_key;
} }