diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-17 19:48:18 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-17 19:48:18 -0800 |
| commit | ed408f7c0fab7ecc72f94f204f0d2607b2749f69 (patch) | |
| tree | 8c85eb47814fff6c9ea0aa6177e47555c0f9c5b1 /include/linux/rwsem.h | |
| parent | 52f7a82b59ff385da86a3ed17c8d9f6a83531004 (diff) | |
| parent | 7d1f9aeff1ee4a20b1aeb377dd0f579fe9647619 (diff) | |
Merge 3.9-rc4 into driver-core-next
This is to fix up a build problem with a wireless driver due to the
dynamic-debug patches in this branch.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/rwsem.h')
| -rw-r--r-- | include/linux/rwsem.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h index 54bd7cd7ecbd..8da67d625e13 100644 --- a/include/linux/rwsem.h +++ b/include/linux/rwsem.h @@ -125,8 +125,17 @@ extern void downgrade_write(struct rw_semaphore *sem); */ extern void down_read_nested(struct rw_semaphore *sem, int subclass); extern void down_write_nested(struct rw_semaphore *sem, int subclass); +extern void _down_write_nest_lock(struct rw_semaphore *sem, struct lockdep_map *nest_lock); + +# define down_write_nest_lock(sem, nest_lock) \ +do { \ + typecheck(struct lockdep_map *, &(nest_lock)->dep_map); \ + _down_write_nest_lock(sem, &(nest_lock)->dep_map); \ +} while (0); + #else # define down_read_nested(sem, subclass) down_read(sem) +# define down_write_nest_lock(sem, nest_lock) down_write(sem) # define down_write_nested(sem, subclass) down_write(sem) #endif |