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authorLinus Torvalds <torvalds@linux-foundation.org>2013-04-29 08:21:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-29 08:21:37 -0700
commit916bb6d76dfa49b540baa3f7262792d1de7f1c24 (patch)
tree8548db9da607ad8616125130969e7c2165ad00d5 /drivers
parentd0b8883800c913f5cc0eb273c052bcac94ad44d8 (diff)
parent2c522836627c6e78660f8bd52cdb4cdcb75e3e3c (diff)
Merge branch 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull locking changes from Ingo Molnar: "The most noticeable change are mutex speedups from Waiman Long, for higher loads. These scalability changes should be most noticeable on larger server systems. There are also cleanups, fixes and debuggability improvements." * 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: lockdep: Consolidate bug messages into a single print_lockdep_off() function lockdep: Print out additional debugging advice when we hit lockdep BUGs mutex: Back out architecture specific check for negative mutex count mutex: Queue mutex spinners with MCS lock to reduce cacheline contention mutex: Make more scalable by doing less atomic operations mutex: Move mutex spinning code from sched/core.c back to mutex.c locking/rtmutex/tester: Set correct permissions on sysfs files lockdep: Remove unnecessary 'hlock_next' variable
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