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authorBob Peterson <rpeterso@redhat.com>2008-01-03 16:24:53 +0100
committerSteven Whitehouse <swhiteho@redhat.com>2008-01-25 09:17:04 +0100
commit0811a127cb83ad2e0355e5e3e30164d7ef0f2d65 (patch)
treef1e7eacb1a8a30e47299137db25be673621b9ee0
parent[GFS2] Allow page migration for writeback and ordered pages (diff)
downloadlinux-0811a127cb83ad2e0355e5e3e30164d7ef0f2d65.tar.xz
linux-0811a127cb83ad2e0355e5e3e30164d7ef0f2d65.zip
[GFS2] Initialize extent_list earlier
Here is a patch for the latest upstream GFS2 code: The journal extent map needs to be initialized sooner than it currently is. Otherwise failed mount attempts (e.g. not enough journals, etc.) may panic trying to access the uninitialized list. Signed-off-by: Bob Peterson <rpeterso@redhat.com> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
-rw-r--r--fs/gfs2/ops_fstype.c1
-rw-r--r--fs/gfs2/super.c1
2 files changed, 1 insertions, 1 deletions
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index 5537798af381..43d511bba52d 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -329,7 +329,6 @@ static int map_journal_extents(struct gfs2_sbd *sdp)
struct buffer_head bh;
int rc = 0;
- INIT_LIST_HEAD(&jd->extent_list);
prev_db = 0;
for (lb = 0; lb < ip->i_di.di_size >> sdp->sd_sb.sb_bsize_shift; lb++) {
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index 5d0017d313a3..ef0562c3bc71 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -387,6 +387,7 @@ int gfs2_jindex_hold(struct gfs2_sbd *sdp, struct gfs2_holder *ji_gh)
if (!jd)
break;
+ INIT_LIST_HEAD(&jd->extent_list);
jd->jd_inode = gfs2_lookupi(sdp->sd_jindex, &name, 1, NULL);
if (!jd->jd_inode || IS_ERR(jd->jd_inode)) {
if (!jd->jd_inode)