diff options
Diffstat (limited to 'fs/gfs2/glock.c')
| -rw-r--r-- | fs/gfs2/glock.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index ffca19598525..4178417249c3 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -1550,14 +1550,15 @@ static void glock_hash_walk(glock_examiner examiner, const struct gfs2_sbd *sdp) do { gl = ERR_PTR(rhashtable_walk_start(&iter)); - if (gl) - continue; + if (IS_ERR(gl)) + goto walk_stop; while ((gl = rhashtable_walk_next(&iter)) && !IS_ERR(gl)) - if ((gl->gl_name.ln_sbd == sdp) && + if (gl->gl_name.ln_sbd == sdp && lockref_get_not_dead(&gl->gl_lockref)) examiner(gl); +walk_stop: rhashtable_walk_stop(&iter); } while (cond_resched(), gl == ERR_PTR(-EAGAIN)); @@ -1940,6 +1941,7 @@ static void gfs2_glock_iter_next(struct gfs2_glock_iter *gi) } static void *gfs2_glock_seq_start(struct seq_file *seq, loff_t *pos) + __acquires(RCU) { struct gfs2_glock_iter *gi = seq->private; loff_t n = *pos; @@ -1972,6 +1974,7 @@ static void *gfs2_glock_seq_next(struct seq_file *seq, void *iter_ptr, } static void gfs2_glock_seq_stop(struct seq_file *seq, void *iter_ptr) + __releases(RCU) { struct gfs2_glock_iter *gi = seq->private; |