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authorJoel Becker <joel.becker@oracle.com>2008-11-26 14:12:09 -0800
committerMark Fasheh <mfasheh@suse.com>2009-01-05 08:40:30 -0800
commit92cf3adf48097b7561a3c83f800ed3b2b25b18d4 (patch)
tree841838592697a827a94596a4f84f2bb1a6cc9730
parentc58b6032f93358871361a92d7743dbc85d27084e (diff)
ocfs2: Start using buckets in ocfs2_adjust_xattr_cross_cluster().
We want to be passing around buckets instead of buffer_heads. Let's get them into ocfs2_adjust_xattr_cross_cluster. Signed-off-by: Joel Becker <joel.becker@oracle.com> Signed-off-by: Mark Fasheh <mfasheh@suse.com>
-rw-r--r--fs/ocfs2/xattr.c44
1 files changed, 37 insertions, 7 deletions
diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c
index c3189286679..975ba3653fe 100644
--- a/fs/ocfs2/xattr.c
+++ b/fs/ocfs2/xattr.c
@@ -4111,28 +4111,54 @@ static int ocfs2_adjust_xattr_cross_cluster(struct inode *inode,
u32 *v_start,
int *extend)
{
- int ret = 0;
- int bpc = ocfs2_clusters_to_blocks(inode->i_sb, 1);
+ int ret;
+ struct ocfs2_xattr_bucket *first, *target;
mlog(0, "adjust xattrs from cluster %llu len %u to %llu\n",
(unsigned long long)prev_blk, prev_clusters,
(unsigned long long)new_blk);
+ /* The first bucket of the original extent */
+ first = ocfs2_xattr_bucket_new(inode);
+ /* The target bucket for insert */
+ target = ocfs2_xattr_bucket_new(inode);
+ if (!first || !target) {
+ ret = -ENOMEM;
+ mlog_errno(ret);
+ goto out;
+ }
+
+ BUG_ON(prev_blk != (*first_bh)->b_blocknr);
+ ret = ocfs2_read_xattr_bucket(first, prev_blk);
+ if (ret) {
+ mlog_errno(ret);
+ goto out;
+ }
+
+ ret = ocfs2_read_xattr_bucket(target, (*header_bh)->b_blocknr);
+ if (ret) {
+ mlog_errno(ret);
+ goto out;
+ }
+
if (ocfs2_xattr_buckets_per_cluster(OCFS2_SB(inode->i_sb)) > 1)
ret = ocfs2_mv_xattr_bucket_cross_cluster(inode,
handle,
first_bh,
header_bh,
new_blk,
- prev_blk,
+ bucket_blkno(first),
prev_clusters,
v_start);
else {
- u64 last_blk = prev_blk + bpc * (prev_clusters - 1);
+ /* The start of the last cluster in the first extent */
+ u64 last_blk = bucket_blkno(first) +
+ ((prev_clusters - 1) *
+ ocfs2_clusters_to_blocks(inode->i_sb, 1));
- if (prev_clusters > 1 && (*header_bh)->b_blocknr != last_blk)
+ if (prev_clusters > 1 && bucket_blkno(target) != last_blk)
ret = ocfs2_mv_xattr_buckets(inode, handle,
- (*first_bh)->b_blocknr,
+ bucket_blkno(first),
last_blk, new_blk, 0,
v_start);
else {
@@ -4140,11 +4166,15 @@ static int ocfs2_adjust_xattr_cross_cluster(struct inode *inode,
last_blk, new_blk,
v_start);
- if ((*header_bh)->b_blocknr == last_blk && extend)
+ if ((bucket_blkno(target) == last_blk) && extend)
*extend = 0;
}
}
+out:
+ ocfs2_xattr_bucket_free(first);
+ ocfs2_xattr_bucket_free(target);
+
return ret;
}