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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2016-05-26 00:04:58 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2016-05-26 00:04:58 -0400 |
| commit | 887bddfa90c79957d61067cd54a10087be0c8b23 (patch) | |
| tree | e4e4c24ee40d721196113df16d5d250bd1e8beac /include/linux/rwsem.h | |
| parent | update D/f/directory-locking (diff) | |
| download | linux-dev-887bddfa90c79957d61067cd54a10087be0c8b23.tar.xz linux-dev-887bddfa90c79957d61067cd54a10087be0c8b23.zip | |
add down_write_killable_nested()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/rwsem.h')
| -rw-r--r-- | include/linux/rwsem.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h index d1c12d160ace..d37fbb34d06f 100644 --- a/include/linux/rwsem.h +++ b/include/linux/rwsem.h @@ -156,6 +156,7 @@ 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 int down_write_killable_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) \ @@ -176,6 +177,7 @@ extern void up_read_non_owner(struct rw_semaphore *sem); # 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) +# define down_write_killable_nested(sem, subclass) down_write_killable(sem) # define down_read_non_owner(sem) down_read(sem) # define up_read_non_owner(sem) up_read(sem) #endif |