Messages in this thread Patch in this message | | | Date | Wed, 19 May 2004 12:23:50 +0200 | From | Andi Kleen <> | Subject | [PATCH] Remove bogus WARN_ON in futex_wait |
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futex_wait goes to an interruptible sleep, but does a WARN_ON later if it wakes up early. But waking up early is totally legal, since the sleep is interruptible and any signal can wake it up.
Remove the WARN_ON checking for that.
diff -u linux/kernel/Makefile-o linux/kernel/Makefile diff -u linux/kernel/futex.c-o linux/kernel/futex.c --- linux/kernel/futex.c-o 2004-03-21 21:12:13.000000000 +0100 +++ linux/kernel/futex.c 2004-05-19 10:01:02.000000000 +0200 @@ -504,8 +504,6 @@ return 0; if (time == 0) return -ETIMEDOUT; - /* A spurious wakeup should never happen. */ - WARN_ON(!signal_pending(current)); return -EINTR; out_unqueue: - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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