Commit c003ed92 authored Apr 08, 2016 by Denys Vlasenko Committed by Ingo Molnar Apr 13, 2016

locking/lockdep: Deinline register_lock_class(), save 2328 bytes

This function compiles to 1328 bytes of machine code. Three callsites.

Registering a new lock class is definitely not *that* time-critical to inline it.

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
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/1460141926-13069-5-git-send-email-dvlasenk@redhat.com

Signed-off-by: Ingo Molnar <mingo@kernel.org>

parent c1c33b92

kernel/locking/lockdep.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -708,7 +708,7 @@ look_up_lock_class(struct lockdep_map *lock, unsigned int subclass)
		* yet. Otherwise we look it up. We cache the result in the lock object
		* itself, so actual lookup of the hash should be once per lock object.
		*/
		static inline struct lock_class *
		static struct lock_class *
		register_lock_class(struct lockdep_map *lock, unsigned int subclass, int force)
		{
		struct lockdep_subclass_key *key;