summaryrefslogtreecommitdiff
path: root/fs/gfs2/glock.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-05-11 12:59:32 +0200
committerIngo Molnar <mingo@elte.hu>2009-05-11 12:59:37 +0200
commit7961386fe9596e6bf03d09948a73c5df9653325b (patch)
tree60fa2586a0d340ef8f7473956eef17430d8250c7 /fs/gfs2/glock.c
parentaa47b7e0f89b9998dad4d1667447e8cb7703ff4e (diff)
parent091bf7624d1c90cec9e578a18529f615213ff847 (diff)
Merge commit 'v2.6.30-rc5' into sched/core
Merge reason: sched/core was on .30-rc1 before, update to latest fixes Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/gfs2/glock.c')
-rw-r--r--fs/gfs2/glock.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index 3984e47d1d33..1afd9f26bcb1 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -597,7 +597,6 @@ __acquires(&gl->gl_spin)
GLOCK_BUG_ON(gl, test_bit(GLF_DEMOTE_IN_PROGRESS, &gl->gl_flags));
- down_read(&gfs2_umount_flush_sem);
if (test_bit(GLF_DEMOTE, &gl->gl_flags) &&
gl->gl_demote_state != gl->gl_state) {
if (find_first_holder(gl))
@@ -614,15 +613,14 @@ __acquires(&gl->gl_spin)
if (ret == 0)
goto out_unlock;
if (ret == 2)
- goto out_sem;
+ goto out;
gh = find_first_waiter(gl);
gl->gl_target = gh->gh_state;
if (!(gh->gh_flags & (LM_FLAG_TRY | LM_FLAG_TRY_1CB)))
do_error(gl, 0); /* Fail queued try locks */
}
do_xmote(gl, gh, gl->gl_target);
-out_sem:
- up_read(&gfs2_umount_flush_sem);
+out:
return;
out_sched:
@@ -631,7 +629,7 @@ out_sched:
gfs2_glock_put(gl);
out_unlock:
clear_bit(GLF_LOCK, &gl->gl_flags);
- goto out_sem;
+ goto out;
}
static void glock_work_func(struct work_struct *work)
@@ -641,6 +639,7 @@ static void glock_work_func(struct work_struct *work)
if (test_and_clear_bit(GLF_REPLY_PENDING, &gl->gl_flags))
finish_xmote(gl, gl->gl_reply);
+ down_read(&gfs2_umount_flush_sem);
spin_lock(&gl->gl_spin);
if (test_and_clear_bit(GLF_PENDING_DEMOTE, &gl->gl_flags) &&
gl->gl_state != LM_ST_UNLOCKED &&
@@ -653,6 +652,7 @@ static void glock_work_func(struct work_struct *work)
}
run_queue(gl, 0);
spin_unlock(&gl->gl_spin);
+ up_read(&gfs2_umount_flush_sem);
if (!delay ||
queue_delayed_work(glock_workqueue, &gl->gl_work, delay) == 0)
gfs2_glock_put(gl);