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authorIngo Molnar <mingo@elte.hu>2006-07-10 04:45:32 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-10 13:24:25 -0700
commit21d71f513b6221f482ed6ad45e05f073ae67f319 (patch)
tree4b890613d46adce1391be4c5c954f5042968ba85 /include
parent92eb7a2f28d551acedeb5752263267a64b1f5ddf (diff)
downloadop-kernel-dev-21d71f513b6221f482ed6ad45e05f073ae67f319.zip
op-kernel-dev-21d71f513b6221f482ed6ad45e05f073ae67f319.tar.gz
[PATCH] uninline init_waitqueue_head()
allyesconfig vmlinux size delta: text data bss dec filename 20736884 6073834 3075176 29885894 vmlinux.before 20721009 6073966 3075176 29870151 vmlinux.after ~18 bytes per callsite, 15K of text size (~0.1%) saved. (as an added bonus this also removes a lockdep annotation.) Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/wait.h12
1 files changed, 1 insertions, 11 deletions
diff --git a/include/linux/wait.h b/include/linux/wait.h
index 794be7a..b3b9048 100644
--- a/include/linux/wait.h
+++ b/include/linux/wait.h
@@ -77,17 +77,7 @@ struct task_struct;
#define __WAIT_BIT_KEY_INITIALIZER(word, bit) \
{ .flags = word, .bit_nr = bit, }
-/*
- * lockdep: we want one lock-class for all waitqueue locks.
- */
-extern struct lock_class_key waitqueue_lock_key;
-
-static inline void init_waitqueue_head(wait_queue_head_t *q)
-{
- spin_lock_init(&q->lock);
- lockdep_set_class(&q->lock, &waitqueue_lock_key);
- INIT_LIST_HEAD(&q->task_list);
-}
+extern void init_waitqueue_head(wait_queue_head_t *q);
static inline void init_waitqueue_entry(wait_queue_t *q, struct task_struct *p)
{
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