diff options
| author | Arjan van de Ven <arjan@linux.intel.com> | 2006-11-25 11:09:37 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-11-25 13:28:34 -0800 |
| commit | cfd3ef2346f924d6c0e82236c20fdb3a8840136a (patch) | |
| tree | f0289367f0dbf80a5bcfa2969f428c605c54dd6a /include/linux/spinlock_api_smp.h | |
| parent | ee3ce191e8eaa4cc15c51a28b34143b36404c4f5 (diff) | |
| download | lwn-cfd3ef2346f924d6c0e82236c20fdb3a8840136a.tar.gz lwn-cfd3ef2346f924d6c0e82236c20fdb3a8840136a.zip | |
[PATCH] lockdep: spin_lock_irqsave_nested()
Introduce spin_lock_irqsave_nested(); implementation from:
http://lkml.org/lkml/2006/6/1/122
Patch from:
http://lkml.org/lkml/2006/9/13/258
[akpm@osdl.org: two compile fixes]
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Jiri Kosina <jikos@jikos.cz>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-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/linux/spinlock_api_smp.h')
| -rw-r--r-- | include/linux/spinlock_api_smp.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/spinlock_api_smp.h b/include/linux/spinlock_api_smp.h index 8828b8155e9c..8a2307ce7296 100644 --- a/include/linux/spinlock_api_smp.h +++ b/include/linux/spinlock_api_smp.h @@ -32,6 +32,8 @@ void __lockfunc _read_lock_irq(rwlock_t *lock) __acquires(lock); void __lockfunc _write_lock_irq(rwlock_t *lock) __acquires(lock); unsigned long __lockfunc _spin_lock_irqsave(spinlock_t *lock) __acquires(lock); +unsigned long __lockfunc _spin_lock_irqsave_nested(spinlock_t *lock, int subclass) + __acquires(lock); unsigned long __lockfunc _read_lock_irqsave(rwlock_t *lock) __acquires(lock); unsigned long __lockfunc _write_lock_irqsave(rwlock_t *lock) |