diff options
| author | Andrew Morton <akpm@digeo.com> | 2003-06-17 18:30:59 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@home.transmeta.com> | 2003-06-17 18:30:59 -0700 |
| commit | 833f3d158b8f7592cf230759b1a412985b146ae5 (patch) | |
| tree | df59b87e354008bf987e4f3823196440e4357c31 /include/linux/jbd.h | |
| parent | eba4b4b7ac85e7e37af12d6aa1031325dffc1bc5 (diff) | |
[PATCH] JBD: add some locking assertions
Drop in a few assertions to ensure that the locking rules are being adhered
to.
Diffstat (limited to 'include/linux/jbd.h')
| -rw-r--r-- | include/linux/jbd.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/jbd.h b/include/linux/jbd.h index 81a5767c9b04..e0501a317e31 100644 --- a/include/linux/jbd.h +++ b/include/linux/jbd.h @@ -322,6 +322,11 @@ static inline int jbd_trylock_bh_state(struct buffer_head *bh) return bit_spin_trylock(BH_State, &bh->b_state); } +static inline int jbd_is_locked_bh_state(struct buffer_head *bh) +{ + return bit_spin_is_locked(BH_State, &bh->b_state); +} + static inline void jbd_unlock_bh_state(struct buffer_head *bh) { bit_spin_unlock(BH_State, &bh->b_state); |