ufs/ffs/ffs_vnops.c

609 ffs_read_hole(struct uio *uio, long xfersize, long *size)
614 	while (xfersize > 0) {
615 		tlen = min(xfersize, ZERO_REGION_SIZE);
622 		xfersize -= tlen;
647 	long size, xfersize, blkoffset;
714 		xfersize = fs->fs_bsize - blkoffset;
721 		if (uio->uio_resid < xfersize)
722 			xfersize = uio->uio_resid;
723 		if (bytesinfile < xfersize)
724 			xfersize = bytesinfile;
763 			error = ffs_read_hole(uio, xfersize, &size);
781 		if (size < xfersize) {
784 			xfersize = size;
789 			    blkoffset, (int)xfersize, uio);
792 			    (int)xfersize, uio);
836 	int blkoffset, error, flags, ioflag, size, xfersize;
905 		xfersize = fs->fs_bsize - blkoffset;
906 		if (uio->uio_resid < xfersize)
907 			xfersize = uio->uio_resid;
908 		if (uio->uio_offset + xfersize > ip->i_size)
909 			vnode_pager_setsize(vp, uio->uio_offset + xfersize);
915 		if (fs->fs_bsize > xfersize)
920 		error = UFS_BALLOC(vp, uio->uio_offset, xfersize,
929 		if (uio->uio_offset + xfersize > ip->i_size) {
930 			ip->i_size = uio->uio_offset + xfersize;
936 		if (size < xfersize)
937 			xfersize = size;
941 			    blkoffset, (int)xfersize, uio);
944 			    (int)xfersize, uio);
964 		    fs->fs_bsize == xfersize)
983 		} else if (xfersize + blkoffset == fs->fs_bsize) {
998 		if (error || xfersize == 0)
1045 	long size, xfersize, blkoffset;
1084 		xfersize = fs->fs_bsize - blkoffset;
1091 		if (uio->uio_resid < xfersize)
1092 			xfersize = uio->uio_resid;
1093 		if (bytesinfile < xfersize)
1094 			xfersize = bytesinfile;
1129 		if (size < xfersize) {
1132 			xfersize = size;
1136 					(int)xfersize, uio);
1166 	int blkoffset, error, flags, size, xfersize;
1194 		xfersize = fs->fs_bsize - blkoffset;
1195 		if (uio->uio_resid < xfersize)
1196 			xfersize = uio->uio_resid;
1202 		if (fs->fs_bsize > xfersize)
1206 		error = UFS_BALLOC(vp, uio->uio_offset, xfersize,
1217 		if ((bp->b_flags & B_CACHE) == 0 && fs->fs_bsize <= xfersize)
1220 		if (uio->uio_offset + xfersize > dp->di_extsize) {
1221 			dp->di_extsize = uio->uio_offset + xfersize;
1226 		if (size < xfersize)
1227 			xfersize = size;
1230 		    uiomove((char *)bp->b_data + blkoffset, (int)xfersize, uio);
1245 			    xfersize + blkoffset == fs->fs_bsize ||
1250 		if (error || xfersize == 0)