From 012ee910876e251621705e8dea7c353fd4914e19 Mon Sep 17 00:00:00 2001 From: Joel Becker Date: Wed, 26 Nov 2008 14:43:31 -0800 Subject: [PATCH] ocfs2: Move buckets up into ocfs2_add_new_xattr_cluster(). Lift the buckets from ocfs2_adjust_xattr_cross_cluster() up into ocfs2_add_new_xattr_cluster(). Now ocfs2_adjust_xattr_cross_cluster() doesn't deal with buffer_heads. Signed-off-by: Joel Becker Signed-off-by: Mark Fasheh --- fs/ocfs2/xattr.c | 100 +++++++++++++++++++++++++++---------------------------- 1 file changed, 49 insertions(+), 51 deletions(-) diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c index 2f16f50..4b24704 100644 --- a/fs/ocfs2/xattr.c +++ b/fs/ocfs2/xattr.c @@ -4080,44 +4080,19 @@ static int ocfs2_divide_xattr_cluster(struct inode *inode, */ static int ocfs2_adjust_xattr_cross_cluster(struct inode *inode, handle_t *handle, - struct buffer_head **first_bh, - struct buffer_head **header_bh, + struct ocfs2_xattr_bucket *first, + struct ocfs2_xattr_bucket *target, u64 new_blk, - u64 prev_blk, u32 prev_clusters, u32 *v_start, int *extend) { 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)bucket_blkno(first), 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, @@ -4125,46 +4100,33 @@ static int ocfs2_adjust_xattr_cross_cluster(struct inode *inode, new_blk, prev_clusters, v_start); - if (ret) { + if (ret) mlog_errno(ret); - goto out; - } - - /* Did first+target get moved? */ - if (prev_blk != bucket_blkno(first)) { - brelse(*first_bh); - *first_bh = first->bu_bhs[0]; - get_bh(*first_bh); - - brelse(*header_bh); - *header_bh = target->bu_bhs[0]; - get_bh(*header_bh); - } } else { /* 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 && bucket_blkno(target) != last_blk) + if (prev_clusters > 1 && bucket_blkno(target) != last_blk) { ret = ocfs2_mv_xattr_buckets(inode, handle, bucket_blkno(first), last_blk, new_blk, 0, v_start); - else { + if (ret) + mlog_errno(ret); + } else { ret = ocfs2_divide_xattr_cluster(inode, handle, last_blk, new_blk, v_start); + if (ret) + mlog_errno(ret); if ((bucket_blkno(target) == last_blk) && extend) *extend = 0; } } -out: - ocfs2_xattr_bucket_free(first); - ocfs2_xattr_bucket_free(target); - return ret; } @@ -4202,6 +4164,7 @@ static int ocfs2_add_new_xattr_cluster(struct inode *inode, handle_t *handle = ctxt->handle; struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); struct ocfs2_extent_tree et; + struct ocfs2_xattr_bucket *first, *target; mlog(0, "Add new xattr cluster for %llu, previous xattr hash = %u, " "previous xattr blkno = %llu\n", @@ -4210,6 +4173,29 @@ static int ocfs2_add_new_xattr_cluster(struct inode *inode, ocfs2_init_xattr_tree_extent_tree(&et, inode, root_bh); + /* 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 leave; + } + + BUG_ON(prev_blkno != (*first_bh)->b_blocknr); + ret = ocfs2_read_xattr_bucket(first, prev_blkno); + if (ret) { + mlog_errno(ret); + goto leave; + } + + ret = ocfs2_read_xattr_bucket(target, (*header_bh)->b_blocknr); + if (ret) { + mlog_errno(ret); + goto leave; + } + ret = ocfs2_journal_access(handle, inode, root_bh, OCFS2_JOURNAL_ACCESS_WRITE); if (ret < 0) { @@ -4250,10 +4236,9 @@ static int ocfs2_add_new_xattr_cluster(struct inode *inode, } else { ret = ocfs2_adjust_xattr_cross_cluster(inode, handle, - first_bh, - header_bh, + first, + target, block, - prev_blkno, prev_clusters, &v_start, extend); @@ -4261,6 +4246,17 @@ static int ocfs2_add_new_xattr_cluster(struct inode *inode, mlog_errno(ret); goto leave; } + + /* Did first+target get moved? */ + if (prev_blkno != bucket_blkno(first)) { + brelse(*first_bh); + *first_bh = first->bu_bhs[0]; + get_bh(*first_bh); + + brelse(*header_bh); + *header_bh = target->bu_bhs[0]; + get_bh(*header_bh); + } } mlog(0, "Insert %u clusters at block %llu for xattr at %u\n", @@ -4277,6 +4273,8 @@ static int ocfs2_add_new_xattr_cluster(struct inode *inode, mlog_errno(ret); leave: + ocfs2_xattr_bucket_free(first); + ocfs2_xattr_bucket_free(target); return ret; } -- 2.7.4