diff options
| author | Lai Jiangshan <laijs@cn.fujitsu.com> | 2012-10-09 14:49:47 -0700 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-10-10 01:15:44 -0400 |
| commit | 462e1e1bc879d10d7c2ce96a1b1001edaaa815ba (patch) | |
| tree | a21ddf540ad7927eeea26c4979ce4e2356cb20c9 /include/linux/lglock.h | |
| parent | 614c321f4bf130766ff66fd142b1da47ab037303 (diff) | |
lglock: remove unused DEFINE_LGLOCK_LOCKDEP()
struct lglocks use their own lock_key/lock_dep_map which are defined in
struct lglock. DEFINE_LGLOCK_LOCKDEP() is unused, so remove it and save a
small piece of memory.
Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/lglock.h')
| -rw-r--r-- | include/linux/lglock.h | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/include/linux/lglock.h b/include/linux/lglock.h index f01e5f6d1f07..45eff71de887 100644 --- a/include/linux/lglock.h +++ b/include/linux/lglock.h @@ -36,16 +36,8 @@ #ifdef CONFIG_DEBUG_LOCK_ALLOC #define LOCKDEP_INIT_MAP lockdep_init_map - -#define DEFINE_LGLOCK_LOCKDEP(name) \ - struct lock_class_key name##_lock_key; \ - struct lockdep_map name##_lock_dep_map; \ - EXPORT_SYMBOL(name##_lock_dep_map) - #else #define LOCKDEP_INIT_MAP(a, b, c, d) - -#define DEFINE_LGLOCK_LOCKDEP(name) #endif struct lglock { @@ -57,7 +49,6 @@ struct lglock { }; #define DEFINE_LGLOCK(name) \ - DEFINE_LGLOCK_LOCKDEP(name); \ DEFINE_PER_CPU(arch_spinlock_t, name ## _lock) \ = __ARCH_SPIN_LOCK_UNLOCKED; \ struct lglock name = { .lock = &name ## _lock } |