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authorIngo Molnar <mingo@elte.hu>2008-08-11 22:11:49 (GMT)
committerIngo Molnar <mingo@elte.hu>2008-08-11 22:11:49 (GMT)
commit23a0ee908cbfba3264d19729c67c22b20fa73886 (patch)
tree541103f6283cbac6b82cff88a7b91128acfce046 /include/linux/spinlock.h
parentcc7a486cac78f6fc1a24e8cd63036bae8d2ab431 (diff)
parent0f2bc27be27ca1dcc66b96131e44bf7648b959c6 (diff)
downloadlinux-fsl-qoriq-23a0ee908cbfba3264d19729c67c22b20fa73886.tar.xz
Merge branch 'core/locking' into core/urgent
Diffstat (limited to 'include/linux/spinlock.h')
-rw-r--r--include/linux/spinlock.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index 61e5610..e0c0fcc 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -183,8 +183,14 @@ do { \
#ifdef CONFIG_DEBUG_LOCK_ALLOC
# define spin_lock_nested(lock, subclass) _spin_lock_nested(lock, subclass)
+# define spin_lock_nest_lock(lock, nest_lock) \
+ do { \
+ typecheck(struct lockdep_map *, &(nest_lock)->dep_map);\
+ _spin_lock_nest_lock(lock, &(nest_lock)->dep_map); \
+ } while (0)
#else
# define spin_lock_nested(lock, subclass) _spin_lock(lock)
+# define spin_lock_nest_lock(lock, nest_lock) _spin_lock(lock)
#endif
#define write_lock(lock) _write_lock(lock)