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authorJoel Becker <joel.becker@oracle.com>2008-11-26 17:12:09 -0500
committerMark Fasheh <mfasheh@suse.com>2009-01-05 11:40:30 -0500
commit92cf3adf48097b7561a3c83f800ed3b2b25b18d4 (patch)
tree841838592697a827a94596a4f84f2bb1a6cc9730 /fs/ocfs2/xattr.c
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>
Diffstat (limited to 'fs/ocfs2/xattr.c')
-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 c3189286679a..975ba3653feb 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,
4111 u32 *v_start, 4111 u32 *v_start,
4112 int *extend) 4112 int *extend)
4113{ 4113{
4114 int ret = 0; 4114 int ret;
4115 int bpc = ocfs2_clusters_to_blocks(inode->i_sb, 1); 4115 struct ocfs2_xattr_bucket *first, *target;
4116 4116
4117 mlog(0, "adjust xattrs from cluster %llu len %u to %llu\n", 4117 mlog(0, "adjust xattrs from cluster %llu len %u to %llu\n",
4118 (unsigned long long)prev_blk, prev_clusters, 4118 (unsigned long long)prev_blk, prev_clusters,
4119 (unsigned long long)new_blk); 4119 (unsigned long long)new_blk);
4120 4120
4121 /* The first bucket of the original extent */
4122 first = ocfs2_xattr_bucket_new(inode);
4123 /* The target bucket for insert */
4124 target = ocfs2_xattr_bucket_new(inode);
4125 if (!first || !target) {
4126 ret = -ENOMEM;
4127 mlog_errno(ret);
4128 goto out;
4129 }
4130
4131 BUG_ON(prev_blk != (*first_bh)->b_blocknr);
4132 ret = ocfs2_read_xattr_bucket(first, prev_blk);
4133 if (ret) {
4134 mlog_errno(ret);
4135 goto out;
4136 }
4137
4138 ret = ocfs2_read_xattr_bucket(target, (*header_bh)->b_blocknr);
4139 if (ret) {
4140 mlog_errno(ret);
4141 goto out;
4142 }
4143
4121 if (ocfs2_xattr_buckets_per_cluster(OCFS2_SB(inode->i_sb)) > 1) 4144 if (ocfs2_xattr_buckets_per_cluster(OCFS2_SB(inode->i_sb)) > 1)
4122 ret = ocfs2_mv_xattr_bucket_cross_cluster(inode, 4145 ret = ocfs2_mv_xattr_bucket_cross_cluster(inode,
4123 handle, 4146 handle,
4124 first_bh, 4147 first_bh,
4125 header_bh, 4148 header_bh,
4126 new_blk, 4149 new_blk,
4127 prev_blk, 4150 bucket_blkno(first),
4128 prev_clusters, 4151 prev_clusters,
4129 v_start); 4152 v_start);
4130 else { 4153 else {
4131 u64 last_blk = prev_blk + bpc * (prev_clusters - 1); 4154 /* The start of the last cluster in the first extent */
4155 u64 last_blk = bucket_blkno(first) +
4156 ((prev_clusters - 1) *
4157 ocfs2_clusters_to_blocks(inode->i_sb, 1));
4132 4158
4133 if (prev_clusters > 1 && (*header_bh)->b_blocknr != last_blk) 4159 if (prev_clusters > 1 && bucket_blkno(target) != last_blk)
4134 ret = ocfs2_mv_xattr_buckets(inode, handle, 4160 ret = ocfs2_mv_xattr_buckets(inode, handle,
4135 (*first_bh)->b_blocknr, 4161 bucket_blkno(first),
4136 last_blk, new_blk, 0, 4162 last_blk, new_blk, 0,
4137 v_start); 4163 v_start);
4138 else { 4164 else {
@@ -4140,11 +4166,15 @@ static int ocfs2_adjust_xattr_cross_cluster(struct inode *inode,
4140 last_blk, new_blk, 4166 last_blk, new_blk,
4141 v_start); 4167 v_start);
4142 4168
4143 if ((*header_bh)->b_blocknr == last_blk && extend) 4169 if ((bucket_blkno(target) == last_blk) && extend)
4144 *extend = 0; 4170 *extend = 0;
4145 } 4171 }
4146 } 4172 }
4147 4173
4174out:
4175 ocfs2_xattr_bucket_free(first);
4176 ocfs2_xattr_bucket_free(target);
4177
4148 return ret; 4178 return ret;
4149} 4179}
4150 4180