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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2015-07-29 08:31:24 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-08-03 11:34:17 +0200 |
| commit | ed79e946732e5311934d7f404b3b4e702e45cb97 (patch) | |
| tree | 707e84f82e9b7f07c9638671ccbb85807fdcdfaf /lib | |
| parent | x86, tsc, locking/static_keys: Employ static_branch_likely() (diff) | |
| download | linux-ed79e946732e5311934d7f404b3b4e702e45cb97.tar.xz linux-ed79e946732e5311934d7f404b3b4e702e45cb97.zip | |
s390/uaccess, locking/static_keys: employ static_branch_likely()
Use the new static_branch_likely() primitive to make sure that the
most likely case is executed without taking an unconditional branch.
This wasn't possible with the old jump label primitives.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.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: linux-kernel@vger.kernel.org
Link: http://lkml.kernel.org/r/20150729064600.GB3953@osiris
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions