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futex_wait: add to check signal

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This commit is contained in:
Tomoki Shirasawa
2015-11-12 09:38:36 +09:00
parent e822fc47dd
commit 94fcc5bb9a
1 changed files with 7 additions and 0 deletions
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7
kernel/futex.c
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@ -79,6 +79,8 @@
#define dkprintf(...) do { if (0) kprintf(__VA_ARGS__); } while (0)
#endif
extern struct sigpending *hassigpending(struct thread *thread);
int futex_cmpxchg_enabled;
/**
@ -775,6 +777,11 @@ retry:
if (timeout && !time_remain)
goto out_put_key;
if(hassigpending(cpu_local_var(current))){
ret = -EINTR;
goto out_put_key;
}
/* RIKEN: no signals */
put_futex_key(fshared, &q.key);
goto retry;