linux-kernel - [tip:locking/core] locking/lockdep: Deinline register_lock

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Message-ID: <tip-c003ed928962a55eb446e78c544b1d7c4f6cb88a@git.kernel.org>
Date:	Wed, 13 Apr 2016 04:28:11 -0700
From:	tip-bot for Denys Vlasenko <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	peterz@...radead.org, akpm@...ux-foundation.org,
	tglx@...utronix.de, mingo@...nel.org, hpa@...or.com,
	dvlasenk@...hat.com, linux-kernel@...r.kernel.org,
	paulmck@...ux.vnet.ibm.com, torvalds@...ux-foundation.org
Subject: [tip:locking/core] locking/lockdep: Deinline register_lock_class(),
 save 2328 bytes

Commit-ID:  c003ed928962a55eb446e78c544b1d7c4f6cb88a
Gitweb:     http://git.kernel.org/tip/c003ed928962a55eb446e78c544b1d7c4f6cb88a
Author:     Denys Vlasenko <dvlasenk@...hat.com>
AuthorDate: Fri, 8 Apr 2016 20:58:46 +0200
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Wed, 13 Apr 2016 10:06:13 +0200

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@...hat.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: linux-kernel@...r.kernel.org
Link: http://lkml.kernel.org/r/1460141926-13069-5-git-send-email-dvlasenk@redhat.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 kernel/locking/lockdep.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
index ed94109..7cc43ef 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -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;