3.12.22-rt35-rc1 stable review patch. If anyone has any objections, please let me know. ------------------ From: Sebastian Andrzej Siewior This reverts commit ff9c870c3e27d58c9512fad122e91436681fee5a. Cc: stable-rt@vger.kernel.org Signed-off-by: Sebastian Andrzej Siewior Signed-off-by: Steven Rostedt --- kernel/rtmutex.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/kernel/rtmutex.c b/kernel/rtmutex.c index 4057bc607923..d1b2ca08b160 100644 --- a/kernel/rtmutex.c +++ b/kernel/rtmutex.c @@ -952,12 +952,12 @@ int atomic_dec_and_spin_lock(atomic_t *atomic, spinlock_t *lock) /* Subtract 1 from counter unless that drops it to 0 (ie. it was 1) */ if (atomic_add_unless(atomic, -1, 1)) return 0; + migrate_disable(); rt_spin_lock(lock); - if (atomic_dec_and_test(atomic)){ - migrate_disable(); + if (atomic_dec_and_test(atomic)) return 1; - } rt_spin_unlock(lock); + migrate_enable(); return 0; } EXPORT_SYMBOL(atomic_dec_and_spin_lock); -- 2.0.0 -- 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/