From d75afeb3d302019527331520a2632b6614425b40 Mon Sep 17 00:00:00 2001 From: Dave Chinner Date: Wed, 3 Apr 2013 16:11:29 +1100 Subject: xfs: add buffer types to directory and attribute buffers Add buffer types to the buffer log items so that log recovery can validate the buffers and calculate CRCs correctly after the buffers are recovered. Signed-off-by: Dave Chinner Reviewed-by: Ben Myers Signed-off-by: Ben Myers --- fs/xfs/xfs_trans_buf.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'fs/xfs/xfs_trans_buf.c') diff --git a/fs/xfs/xfs_trans_buf.c b/fs/xfs/xfs_trans_buf.c index 8a0f6af..40871bf 100644 --- a/fs/xfs/xfs_trans_buf.c +++ b/fs/xfs/xfs_trans_buf.c @@ -768,6 +768,9 @@ xfs_trans_buf_set_type( { struct xfs_buf_log_item *bip = bp->b_fspriv; + if (!tp) + return; + ASSERT(bp->b_transp == tp); ASSERT(bip != NULL); ASSERT(atomic_read(&bip->bli_refcount) > 0); @@ -777,6 +780,20 @@ xfs_trans_buf_set_type( bip->__bli_format.blf_flags |= type; } +void +xfs_trans_buf_copy_type( + struct xfs_buf *dst_bp, + struct xfs_buf *src_bp) +{ + struct xfs_buf_log_item *sbip = src_bp->b_fspriv; + struct xfs_buf_log_item *dbip = dst_bp->b_fspriv; + uint type; + + type = sbip->__bli_format.blf_flags & XFS_BLF_TYPE_MASK; + dbip->__bli_format.blf_flags &= ~XFS_BLF_TYPE_MASK; + dbip->__bli_format.blf_flags |= type; +} + /* * Similar to xfs_trans_inode_buf(), this marks the buffer as a cluster of * dquots. However, unlike in inode buffer recovery, dquot buffers get -- cgit v1.1