fs/ext2fs/ext2_lookup.c

311 	doff_t i_offset;		/* cached i_offset value */
314 	doff_t prevoff;			/* prev entry dp->i_offset */
368 				&bp, &entryoffsetinblock, &i_offset, &prevoff,
372 				(i_offset & bmask));
375 			i_offset = roundup2(dp->i_size, DIRBLKSIZ);
400 		i_offset = 0;
403 		i_offset = i_diroff;
404 		if ((entryoffsetinblock = i_offset & bmask) &&
405 		    (error = ext2_blkatoff(vdp, (off_t)i_offset, NULL,
411 	prevoff = i_offset;
416 	while (i_offset < endsearch) {
422 		error = ext2_blkatoff(vdp, (off_t)i_offset, NULL, &bp);
437 				&entryoffsetinblock, &i_offset, &prevoff,
458 		i_offset = 0;
483 		 * can be put in the range from dp->i_offset to
484 		 * dp->i_offset + dp->i_count.
487 			dp->i_offset = roundup2(dp->i_size, DIRBLKSIZ);
489 			enduseful = dp->i_offset;
491 			dp->i_offset = ss.slotoffset;
531 		ext2_dirbad(dp, i_offset, "i_size too small");
543 		dp->i_diroff = rounddown2(i_offset, DIRBLKSIZ);
557 		 * Return pointer to current entry in dp->i_offset,
567 		dp->i_offset = i_offset;
568 		if ((dp->i_offset & (DIRBLKSIZ - 1)) == 0)
571 			dp->i_count = dp->i_offset - prevoff;
612 		dp->i_offset = i_offset;
859  * (dp->i_offset, dp->i_count) indicate how the space for the new
900 		    dp->i_offset == DIRBLKSIZ) {
912 		 * space in the directory. Here, dp->i_offset will
916 		if (dp->i_offset & (DIRBLKSIZ - 1))
918 		auio.uio_offset = dp->i_offset;
965 	 * for the new entry in the range dp->i_offset to
966 	 * dp->i_offset + dp->i_count in the directory.
979 	if (dp->i_offset + dp->i_count > dp->i_size)
980 		dp->i_size = dp->i_offset + dp->i_count;
984 	if ((error = ext2_blkatoff(dvp, (off_t)dp->i_offset, &dirbuf,
990 	 * arranged that compacting the region dp->i_offset to
991 	 * dp->i_offset + dp->i_count would yield the
1042  * dp->i_offset contains the offset into the directory of the
1065 		    ext2_blkatoff(dvp, (off_t)dp->i_offset, (char **)&ep,
1076 	if ((error = ext2_blkatoff(dvp, (off_t)(dp->i_offset - dp->i_count),
1107 	if ((error = ext2_blkatoff(vdp, (off_t)dp->i_offset, (char **)&ep,