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| author | Bob Peterson <rpeterso@redhat.com> | 2008-01-28 14:54:16 -0600 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2008-03-31 10:40:00 +0100 |
| commit | ef8c441cb7fece75dbbdb1f59d3f82b6a4be7474 (patch) | |
| tree | 2319b22825ccf910040fbbb99d88788ff4638708 /fs/gfs2/glock.c | |
| parent | 7eabb77e65c559d9c284da232b9ba5354898028a (diff) | |
| download | lwn-ef8c441cb7fece75dbbdb1f59d3f82b6a4be7474.tar.gz lwn-ef8c441cb7fece75dbbdb1f59d3f82b6a4be7474.zip | |
[GFS2] Only wake the reclaim daemon if we need to
This patch only wakes up the glock reclaim daemon if there is
actually something to be reclaimed.
Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/glock.c')
| -rw-r--r-- | fs/gfs2/glock.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index 7175a4d06435..5752dec017c1 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -1594,10 +1594,10 @@ void gfs2_glock_schedule_for_reclaim(struct gfs2_glock *gl) gfs2_glock_hold(gl); list_add(&gl->gl_reclaim, &sdp->sd_reclaim_list); atomic_inc(&sdp->sd_reclaim_count); - } - spin_unlock(&sdp->sd_reclaim_lock); - - wake_up(&sdp->sd_reclaim_wq); + spin_unlock(&sdp->sd_reclaim_lock); + wake_up(&sdp->sd_reclaim_wq); + } else + spin_unlock(&sdp->sd_reclaim_lock); } /** |