With reflink, there is a need that we create a new xattr indexed
block from the very beginning. So add a new parameter for
ocfs2_create_xattr_block.

Signed-off-by: Tao Ma <[email protected]>
---
 fs/ocfs2/xattr.c |   16 ++++++++++++++--
 1 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c
index 455f216..9876559 100644
--- a/fs/ocfs2/xattr.c
+++ b/fs/ocfs2/xattr.c
@@ -2141,7 +2141,8 @@ static int ocfs2_create_xattr_block(handle_t *handle,
                                    struct inode *inode,
                                    struct buffer_head *inode_bh,
                                    struct ocfs2_alloc_context *meta_ac,
-                                   struct buffer_head **ret_bh)
+                                   struct buffer_head **ret_bh,
+                                   int indexed)
 {
        int ret;
        u16 suballoc_bit_start;
@@ -2187,6 +2188,17 @@ static int ocfs2_create_xattr_block(handle_t *handle,
        xblk->xb_fs_generation = cpu_to_le32(osb->fs_generation);
        xblk->xb_blkno = cpu_to_le64(first_blkno);
 
+       if (indexed) {
+               struct ocfs2_xattr_tree_root *xr = &xblk->xb_attrs.xb_root;
+               xr->xt_clusters = cpu_to_le32(1);
+               xr->xt_last_eb_blk = 0;
+               xr->xt_list.l_tree_depth = 0;
+               xr->xt_list.l_count = cpu_to_le16(
+                                       ocfs2_xattr_recs_per_xb(inode->i_sb));
+               xr->xt_list.l_next_free_rec = cpu_to_le16(1);
+               xblk->xb_flags = cpu_to_le16(OCFS2_XATTR_INDEXED);
+       }
+
        ret = ocfs2_journal_dirty(handle, new_bh);
        if (ret < 0) {
                mlog_errno(ret);
@@ -2221,7 +2233,7 @@ static int ocfs2_xattr_block_set(struct inode *inode,
 
        if (!xs->xattr_bh) {
                ret = ocfs2_create_xattr_block(handle, inode, xs->inode_bh,
-                                              ctxt->meta_ac, &new_bh);
+                                              ctxt->meta_ac, &new_bh, 0);
                if (ret) {
                        mlog_errno(ret);
                        goto end;
-- 
1.6.2.rc2.16.gf474c


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