diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ocfs2/xattr.c | 44 |
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, 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; } |