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authorThomas Graf <tgraf@suug.ch>2015-01-02 23:00:19 +0100
committerDavid S. Miller <davem@davemloft.net>2015-01-03 14:32:57 -0500
commit113948d841e8d78039e5dbbb5248f5b73e99eafa (patch)
treedd83aa9e9cc3d6cae386afa57dad4046df7e33bd /include/linux/spinlock.h
parentnft_hash: Remove rhashtable_remove_pprev() (diff)
downloadwireguard-linux-113948d841e8d78039e5dbbb5248f5b73e99eafa.tar.xz
wireguard-linux-113948d841e8d78039e5dbbb5248f5b73e99eafa.zip
spinlock: Add spin_lock_bh_nested()
Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/spinlock.h')
-rw-r--r--include/linux/spinlock.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index 262ba4ef9a8e..3e18379dfa6f 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -190,6 +190,8 @@ static inline void do_raw_spin_unlock(raw_spinlock_t *lock) __releases(lock)
#ifdef CONFIG_DEBUG_LOCK_ALLOC
# define raw_spin_lock_nested(lock, subclass) \
_raw_spin_lock_nested(lock, subclass)
+# define raw_spin_lock_bh_nested(lock, subclass) \
+ _raw_spin_lock_bh_nested(lock, subclass)
# define raw_spin_lock_nest_lock(lock, nest_lock) \
do { \
@@ -205,6 +207,7 @@ static inline void do_raw_spin_unlock(raw_spinlock_t *lock) __releases(lock)
# define raw_spin_lock_nested(lock, subclass) \
_raw_spin_lock(((void)(subclass), (lock)))
# define raw_spin_lock_nest_lock(lock, nest_lock) _raw_spin_lock(lock)
+# define raw_spin_lock_bh_nested(lock, subclass) _raw_spin_lock_bh(lock)
#endif
#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
@@ -324,6 +327,11 @@ do { \
raw_spin_lock_nested(spinlock_check(lock), subclass); \
} while (0)
+#define spin_lock_bh_nested(lock, subclass) \
+do { \
+ raw_spin_lock_bh_nested(spinlock_check(lock), subclass);\
+} while (0)
+
#define spin_lock_nest_lock(lock, nest_lock) \
do { \
raw_spin_lock_nest_lock(spinlock_check(lock), nest_lock); \