FEX-Emu/linux
1
0
Fork 0
mirror of https://github.com/FEX-Emu/linux.git synced 2024-12-28 12:25:31 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity
7f196789b3
linux/kernel/locking
History
Davidlohr Bueso 5db6c6fefb locking/rwsem: Add CONFIG_RWSEM_SPIN_ON_OWNER 
Just like with mutexes (CONFIG_MUTEX_SPIN_ON_OWNER),
encapsulate the dependencies for rwsem optimistic spinning.
No logical changes here as it continues to depend on both
SMP and the XADD algorithm variant.

Signed-off-by: Davidlohr Bueso <davidlohr@hp.com>
Acked-by: Jason Low <jason.low2@hp.com>
[ Also make it depend on ARCH_SUPPORTS_ATOMIC_RMW. ]
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1405112406-13052-2-git-send-email-davidlohr@hp.com
Cc: aswin@hp.com
Cc: Chris Mason <clm@fb.com>
Cc: Davidlohr Bueso <davidlohr@hp.com>
Cc: Josef Bacik <jbacik@fusionio.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Waiman Long <Waiman.Long@hp.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2014-07-16 14:57:13 +02:00
..
lglock.c
lockdep_internals.h
lockdep_proc.c
lockdep_states.h
lockdep.c
locktorture.c Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip into next 2014-06-03 14:00:15 -07:00
Makefile locking/rwlocks: Introduce 'qrwlocks' - fair, queued rwlocks 2014-06-06 07:58:28 +02:00
mcs_spinlock.c locking/spinlocks/mcs: Micro-optimize osq_unlock() 2014-07-16 13:28:06 +02:00
mcs_spinlock.h locking/spinlocks/mcs: Convert osq lock to atomic_t to reduce overhead 2014-07-16 13:28:04 +02:00
mutex-debug.c
mutex-debug.h
mutex.c locking/spinlocks/mcs: Introduce and use init macro and function for osq locks 2014-07-16 13:28:05 +02:00
mutex.h
percpu-rwsem.c
qrwlock.c locking/rwlocks: Introduce 'qrwlocks' - fair, queued rwlocks 2014-06-06 07:58:28 +02:00
rtmutex_common.h
rtmutex-debug.c
rtmutex-debug.h rtmutex: Handle deadlock detection smarter 2014-06-07 14:55:40 +02:00
rtmutex-tester.c
rtmutex.c rtmutex: Plug slow unlock race 2014-06-16 10:03:09 +02:00
rtmutex.h rtmutex: Handle deadlock detection smarter 2014-06-07 14:55:40 +02:00
rwsem-spinlock.c locking/rwsem: Rename 'activity' to 'count' 2014-07-16 14:56:55 +02:00
rwsem-xadd.c locking/rwsem: Add CONFIG_RWSEM_SPIN_ON_OWNER 2014-07-16 14:57:13 +02:00
rwsem.c locking/rwsem: Add CONFIG_RWSEM_SPIN_ON_OWNER 2014-07-16 14:57:13 +02:00
semaphore.c
spinlock_debug.c
spinlock.c