diff options
Diffstat (limited to 'fs/gfs2')
| -rw-r--r-- | fs/gfs2/glock.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index 05ef0ffa7ea6..fbfbf7a2feac 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -274,9 +274,8 @@ static void __gfs2_glock_put(struct gfs2_glock *gl) struct address_space *mapping = gfs2_glock2aspace(gl); lockref_mark_dead(&gl->gl_lockref); - - gfs2_glock_remove_from_lru(gl); spin_unlock(&gl->gl_lockref.lock); + gfs2_glock_remove_from_lru(gl); GLOCK_BUG_ON(gl, !list_empty(&gl->gl_holders)); if (mapping) { truncate_inode_pages_final(mapping); @@ -1995,9 +1994,14 @@ static long gfs2_scan_glock_lru(int nr) break; /* Test for being demotable */ if (!test_bit(GLF_LOCK, &gl->gl_flags)) { - list_move(&gl->gl_lru, &dispose); - atomic_dec(&lru_count); - freed++; + if (!spin_trylock(&gl->gl_lockref.lock)) + continue; + if (!gl->gl_lockref.count) { + list_move(&gl->gl_lru, &dispose); + atomic_dec(&lru_count); + freed++; + } + spin_unlock(&gl->gl_lockref.lock); } } if (!list_empty(&dispose)) |