From: Bob Peterson Date: Wed, 12 Dec 2007 17:44:41 +0000 (-0600) Subject: [GFS2] Eliminate the no longer needed sd_statfs_mutex X-Git-Tag: v2.6.25-rc1~1241^2~15 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c3f60b6e3a7667f78a63b15cf09655ecfca757fc;p=platform%2Fkernel%2Flinux-3.10.git [GFS2] Eliminate the no longer needed sd_statfs_mutex This patch eliminates the unneeded sd_statfs_mutex mutex but preserves the ordering as discussed. Signed-off-by: Bob Peterson Signed-off-by: Steven Whitehouse --- diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h index 51166c1..350b516 100644 --- a/fs/gfs2/incore.h +++ b/fs/gfs2/incore.h @@ -529,7 +529,6 @@ struct gfs2_sbd { /* StatFS stuff */ spinlock_t sd_statfs_spin; - struct mutex sd_statfs_mutex; struct gfs2_statfs_change_host sd_statfs_master; struct gfs2_statfs_change_host sd_statfs_local; unsigned long sd_statfs_sync_time; diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index 0921f17..79f9bb3 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -60,7 +60,6 @@ static struct gfs2_sbd *init_sbd(struct super_block *sb) mutex_init(&sdp->sd_inum_mutex); spin_lock_init(&sdp->sd_statfs_spin); - mutex_init(&sdp->sd_statfs_mutex); spin_lock_init(&sdp->sd_rindex_spin); mutex_init(&sdp->sd_rindex_mutex); diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index 22e0966..5d0017d 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -688,9 +688,7 @@ void gfs2_statfs_change(struct gfs2_sbd *sdp, s64 total, s64 free, if (error) return; - mutex_lock(&sdp->sd_statfs_mutex); gfs2_trans_add_bh(l_ip->i_gl, l_bh, 1); - mutex_unlock(&sdp->sd_statfs_mutex); spin_lock(&sdp->sd_statfs_spin); l_sc->sc_total += total; @@ -738,9 +736,7 @@ int gfs2_statfs_sync(struct gfs2_sbd *sdp) if (error) goto out_bh2; - mutex_lock(&sdp->sd_statfs_mutex); gfs2_trans_add_bh(l_ip->i_gl, l_bh, 1); - mutex_unlock(&sdp->sd_statfs_mutex); spin_lock(&sdp->sd_statfs_spin); m_sc->sc_total += l_sc->sc_total;