From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Whitehouse Date: Tue, 29 Jan 2008 08:35:58 +0000 Subject: [Cluster-devel] [GFS2 PATCH] Only wake the reclaim daemon if we need to In-Reply-To: <1201553656.18461.92.camel@technetium.msp.redhat.com> References: <1201553656.18461.92.camel@technetium.msp.redhat.com> Message-ID: <1201595758.22038.322.camel@quoit> List-Id: To: cluster-devel.redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Hi, Now in the -nmw git tree. Thanks, Steve. On Mon, 2008-01-28 at 14:54 -0600, Bob Peterson wrote: > Hi, > > This patch only wakes up the glock reclaim daemon if there is > actually something to be reclaimed. > > Regards, > > Bob Peterson > Red Hat GFS > > Signed-off-by: Bob Peterson > -- > 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 80e09c5..894c70e 100644 > --- a/fs/gfs2/glock.c > +++ b/fs/gfs2/glock.c > @@ -1586,10 +1586,10 @@ 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); > } > > /** > >