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authorOlof Johansson <olof@lixom.net>2012-03-08 09:20:29 -0800
committerOlof Johansson <olof@lixom.net>2012-03-08 09:20:29 -0800
commitacf346084bca289a00020a5c29c23673b801b380 (patch)
tree1ab7f6eeefd0564d8fb708b858dc19c8b7e0a67c /fs/gfs2/rgrp.c
parentc71656c018c8551eca45b2f873b239f0303d74cb (diff)
parent38bb3630bcba25f16106166a4aaf211c1d195863 (diff)
Merge tag 'imx35-imx5-aips-setup' of git://git.pengutronix.de/git/imx/linux-2.6 into next/soc
i.MX35/5 AIPS setup Includes sync up to 3.3-rc6 * tag 'imx35-imx5-aips-setup' of git://git.pengutronix.de/git/imx/linux-2.6: ARM: mx35: Setup the AIPS registers ARM: mx5: Use common function for configuring AIPS
Diffstat (limited to 'fs/gfs2/rgrp.c')
-rw-r--r--fs/gfs2/rgrp.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 981bfa32121a..49ada95209d0 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -683,16 +683,21 @@ int gfs2_rindex_update(struct gfs2_sbd *sdp)
struct gfs2_glock *gl = ip->i_gl;
struct gfs2_holder ri_gh;
int error = 0;
+ int unlock_required = 0;
/* Read new copy from disk if we don't have the latest */
if (!sdp->sd_rindex_uptodate) {
mutex_lock(&sdp->sd_rindex_mutex);
- error = gfs2_glock_nq_init(gl, LM_ST_SHARED, 0, &ri_gh);
- if (error)
- return error;
+ if (!gfs2_glock_is_locked_by_me(gl)) {
+ error = gfs2_glock_nq_init(gl, LM_ST_SHARED, 0, &ri_gh);
+ if (error)
+ return error;
+ unlock_required = 1;
+ }
if (!sdp->sd_rindex_uptodate)
error = gfs2_ri_update(ip);
- gfs2_glock_dq_uninit(&ri_gh);
+ if (unlock_required)
+ gfs2_glock_dq_uninit(&ri_gh);
mutex_unlock(&sdp->sd_rindex_mutex);
}