locking/rtmutex: replace top-waiter and pi_waiters leftmost caching
authorDavidlohr Bueso <dave@stgolabs.net>
Fri, 8 Sep 2017 23:15:01 +0000 (16:15 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Sat, 9 Sep 2017 01:26:49 +0000 (18:26 -0700)
commita23ba907d5e65d6aeea3e59c82fda9cd206a7aad
treea0bd42b27596cf758517fa004d1d8681a7eef932
parent2161573ecd6931565936cb66793b2d2bf805c088
locking/rtmutex: replace top-waiter and pi_waiters leftmost caching

... with the generic rbtree flavor instead. No changes
in semantics whatsoever.

Link: http://lkml.kernel.org/r/20170719014603.19029-10-dave@stgolabs.net
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
include/linux/init_task.h
include/linux/rtmutex.h
include/linux/sched.h
kernel/fork.c
kernel/locking/rtmutex-debug.c
kernel/locking/rtmutex.c
kernel/locking/rtmutex_common.h