Lines Matching refs:cmap
737 struct xfs_bmbt_irec imap, cmap;
773 error = xfs_reflink_allocate_cow(ip, &imap, &cmap, &shared,
835 length = XFS_FSB_TO_B(mp, cmap.br_startoff + cmap.br_blockcount);
836 trace_xfs_iomap_found(ip, offset, length - offset, XFS_COW_FORK, &cmap);
842 return xfs_bmbt_to_iomap(ip, iomap, &cmap, IOMAP_F_SHARED);
866 struct xfs_bmbt_irec imap, cmap;
929 &ccur, &cmap);
930 if (!cow_eof && cmap.br_startoff <= offset_fsb) {
931 trace_xfs_reflink_cow_found(ip, &cmap);
1023 allocfork == XFS_DATA_FORK ? &imap : &cmap,
1043 trace_xfs_iomap_alloc(ip, offset, count, allocfork, &cmap);
1065 return xfs_bmbt_to_iomap(ip, iomap, &cmap, IOMAP_F_SHARED);
1068 xfs_trim_extent(&cmap, offset_fsb, imap.br_startoff - offset_fsb);
1069 return xfs_bmbt_to_iomap(ip, iomap, &cmap, 0);
1200 struct xfs_bmbt_irec imap, cmap;
1233 xfs_iext_lookup_extent(ip, ip->i_cowfp, offset_fsb, &icur, &cmap))
1234 cow_fsb = cmap.br_startoff;
1236 if (data_fsb < cow_fsb + cmap.br_blockcount)
1238 xfs_trim_extent(&cmap, offset_fsb, end_fsb);
1239 error = xfs_bmbt_to_iomap(ip, iomap, &cmap, IOMAP_F_SHARED);