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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-06-07 18:44:10 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-06-07 18:44:10 -0700 |
| commit | d205df9955feb9c2ae63ac1387804e225ff22605 (patch) | |
| tree | abae84cb6fc082f14072089bb0058b1bbd88c97a | |
| parent | 24210071e0dd7da1a945a2a1686b93f2b2f3b410 (diff) | |
| parent | f90e5b5b136ede1f0fd15999e95f13124d6b0dbd (diff) | |
| download | linux-d205df9955feb9c2ae63ac1387804e225ff22605.tar.bz2 | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes
* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-fixes:
GFS2: Processes waiting on inode glock that no processes are holding
| -rw-r--r-- | fs/gfs2/glock.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index 2792a790e50b..1c1336e7b3b2 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -663,14 +663,19 @@ static void glock_work_func(struct work_struct *work) drop_ref = 1; } spin_lock(&gl->gl_spin); - if (test_and_clear_bit(GLF_PENDING_DEMOTE, &gl->gl_flags) && + if (test_bit(GLF_PENDING_DEMOTE, &gl->gl_flags) && gl->gl_state != LM_ST_UNLOCKED && gl->gl_demote_state != LM_ST_EXCLUSIVE) { unsigned long holdtime, now = jiffies; + holdtime = gl->gl_tchange + gl->gl_ops->go_min_hold_time; if (time_before(now, holdtime)) delay = holdtime - now; - set_bit(delay ? GLF_PENDING_DEMOTE : GLF_DEMOTE, &gl->gl_flags); + + if (!delay) { + clear_bit(GLF_PENDING_DEMOTE, &gl->gl_flags); + set_bit(GLF_DEMOTE, &gl->gl_flags); + } } run_queue(gl, 0); spin_unlock(&gl->gl_spin); |