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authorOlof Johansson <olof@lixom.net>2012-03-13 16:08:06 -0700
committerOlof Johansson <olof@lixom.net>2012-03-13 16:08:06 -0700
commite3643b77de143c5548ec93abd8aa68f4123295ea (patch)
tree41981957bc93e8211fe55cd04b7cac47e74bc770 /fs/gfs2/rgrp.c
parent86ca5b6fef2bf1aa77a62f29d844400e4fed8dde (diff)
parent44b2cef5ae6da48523fa634230ca66107110a7dd (diff)
downloadtalos-obmc-linux-e3643b77de143c5548ec93abd8aa68f4123295ea.tar.gz
talos-obmc-linux-e3643b77de143c5548ec93abd8aa68f4123295ea.zip
Merge branch 'next/cleanup-exynos-clock' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/cleanup
* 'next/cleanup-exynos-clock' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: ARM: EXYNOS: Add clock register addresses for EXYNOS4X12 bus devfreq driver ARM: EXYNOS: add clock registers for exynos4x12-cpufreq PM / devfreq: update the name of EXYNOS clock registers that were omitted PM / devfreq: update the name of EXYNOS clock register ARM: EXYNOS: change the prefix S5P_ to EXYNOS4_ for clock ARM: EXYNOS: use static declaration on regarding clock ARM: EXYNOS: replace clock.c for other new EXYNOS SoCs (includes an update to v3.3-rc6)
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);
}
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