xfs/libxfs/xfs_inode_fork.c

36 	int			whichfork,
40 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);
77 	int			whichfork,
85 	if (unlikely(size > XFS_DFORK_SIZE(dip, ip->i_mount, whichfork))) {
89 			XFS_DFORK_SIZE(dip, ip->i_mount, whichfork));
97 	xfs_init_local_fork(ip, whichfork, XFS_DFORK_PTR(dip, whichfork), size);
109 	int			whichfork)
112 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);
113 	int			state = xfs_bmap_fork_to_state(whichfork);
114 	xfs_extnum_t		nex = xfs_dfork_nextents(dip, whichfork);
125 	if (unlikely(size < 0 || size > XFS_DFORK_SIZE(dip, mp, whichfork))) {
139 		dp = (xfs_bmbt_rec_t *) XFS_DFORK_PTR(dip, whichfork);
146 			fa = xfs_bmap_validate_extent(ip, whichfork, &new);
152 				return xfs_bmap_complain_bad_rec(ip, whichfork,
176 	int			whichfork)
186 	ifp = xfs_ifork_ptr(ip, whichfork);
187 	dfp = (xfs_bmdr_block_t *)XFS_DFORK_PTR(dip, whichfork);
199 	if (unlikely(ifp->if_nextents <= XFS_IFORK_MAXEXT(ip, whichfork) ||
202 					XFS_DFORK_SIZE(dip, mp, whichfork) ||
204 		     level == 0 || level > XFS_BM_MAXLEVELS(mp, whichfork)) {
222 	xfs_bmdr_to_bmbt(ip, dfp, XFS_DFORK_SIZE(dip, ip->i_mount, whichfork),
387 	int			whichfork)
405 	ifp = xfs_ifork_ptr(ip, whichfork);
436 			xfs_inode_fork_size(ip, whichfork));
490 			xfs_inode_fork_size(ip, whichfork));
514 	int			whichfork)
516 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);
520 	ASSERT(new_size <= xfs_inode_fork_size(ip, whichfork));
569 	int			whichfork)
571 	int			state = xfs_bmap_fork_to_state(whichfork);
572 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);
583 		ASSERT(xfs_bmap_validate_extent(ip, whichfork, &rec) == NULL);
610 	int			whichfork)
624 	ifp = xfs_ifork_ptr(ip, whichfork);
630 		ASSERT(whichfork == XFS_ATTR_FORK);
633 	cp = XFS_DFORK_PTR(dip, whichfork);
637 		if ((iip->ili_fields & dataflag[whichfork]) &&
640 			ASSERT(ifp->if_bytes <= xfs_inode_fork_size(ip, whichfork));
646 		if ((iip->ili_fields & extflag[whichfork]) &&
650 				whichfork);
655 		if ((iip->ili_fields & brootflag[whichfork]) &&
659 			        xfs_inode_fork_size(ip, whichfork));
662 				XFS_DFORK_SIZE(dip, mp, whichfork));
668 			ASSERT(whichfork == XFS_DATA_FORK);
771 	int			whichfork,
774 	struct xfs_ifork	*ifp = xfs_ifork_ptr(ip, whichfork);
778 	if (whichfork == XFS_COW_FORK)
782 				whichfork);
822 	int			whichfork)
824 	return XFS_IS_REALTIME_INODE(ip) && whichfork != XFS_ATTR_FORK;