aboutsummaryrefslogtreecommitdiff
path: root/include/linux/spinlock.h
diff options
context:
space:
mode:
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 61e5610ad16..e0c0fccced4 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)