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Commit a192de26 authored by Darrick J. Wong's avatar Darrick J. Wong
Browse files

xfs: allow CoW remap transactions to use reserve blocks 



Since we as yet have no way of holding on to the indlen blocks that are
reserved as part of CoW fork delalloc reservations, let the CoW remap
transaction dip into the reserves so that we avoid failing writes.

Signed-off-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
parent 9d40fba8

fs/xfs/xfs_reflink.c

+1 −1
Original line number Diff line number Diff line
@@ -729,7 +729,7 @@ xfs_reflink_end_cow( 
			(unsigned int)(end_fsb - offset_fsb),

			XFS_DATA_FORK);

	error = xfs_trans_alloc(ip->i_mount, &M_RES(ip->i_mount)->tr_write,

			resblks, 0, 0, &tp);

			resblks, 0, XFS_TRANS_RESERVE, &tp);

	if (error)

		goto out;