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![]() Various people reported hitting the "unpinning an unpinned lock" warning. As it turns out there are 2 places where we take a lock out of the middle of a stack, and in those cases it would fail to preserve the pin_count when rebuilding the lock stack. Reported-by: Sasha Levin <sasha.levin@oracle.com> Reported-by: Tim Spriggs <tspriggs@apple.com> Tested-by: Sasha Levin <sasha.levin@oracle.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: davej@codemonkey.org.uk Link: http://lkml.kernel.org/r/20150916141040.GA11639@twins.programming.kicks-ass.net Signed-off-by: Ingo Molnar <mingo@kernel.org> |
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.. | ||
lglock.c | ||
lockdep.c | ||
lockdep_internals.h | ||
lockdep_proc.c | ||
lockdep_states.h | ||
locktorture.c | ||
Makefile | ||
mcs_spinlock.h | ||
mutex-debug.c | ||
mutex-debug.h | ||
mutex.c | ||
mutex.h | ||
osq_lock.c | ||
percpu-rwsem.c | ||
qrwlock.c | ||
qspinlock.c | ||
qspinlock_paravirt.h | ||
rtmutex-debug.c | ||
rtmutex-debug.h | ||
rtmutex.c | ||
rtmutex.h | ||
rtmutex_common.h | ||
rwsem-spinlock.c | ||
rwsem-xadd.c | ||
rwsem.c | ||
rwsem.h | ||
semaphore.c | ||
spinlock.c | ||
spinlock_debug.c |