fs/ubifs/replay.c

30  * @offs: node offset
46 	int offs;
247 		 r->lnum, r->offs, r->len, r->deletion, r->sqnum);
253 			err = ubifs_tnc_add_nm(c, &r->key, r->lnum, r->offs,
278 			err = ubifs_tnc_add(c, &r->key, r->lnum, r->offs,
366  * @offs: node offset
383 static int insert_node(struct ubifs_info *c, int lnum, int offs, int len,
390 	dbg_mntk(key, "add LEB %d:%d, key ", lnum, offs);
402 	r->offs = offs;
419  * @offs: node offset
433 static int insert_dent(struct ubifs_info *c, int lnum, int offs, int len,
441 	dbg_mntk(key, "add LEB %d:%d, key ", lnum, offs);
458 	r->offs = offs;
670 	int err = 0, used = 0, lnum = b->bud->lnum, offs = b->bud->start;
675 	dbg_mnt("replay bud LEB %d, head %d, offs %d, is_last %d",
676 		lnum, b->bud->jhead, offs, is_last);
685 		sleb = ubifs_recover_leb(c, lnum, offs, c->sbuf, b->bud->jhead);
687 		sleb = ubifs_scan(c, lnum, offs, c->sbuf, 0);
706 	 * At this point lprops thinks that this LEB has 'c->leb_size - offs'
711 	 * sleb->endpt', and the space in the 'lnum' LEB between 'offs' and
746 			err = insert_node(c, lnum, snod->offs, snod->len, hash,
758 			err = insert_node(c, lnum, snod->offs, snod->len, hash,
772 			err = insert_dent(c, lnum, snod->offs, snod->len, hash,
798 			err = insert_node(c, lnum, snod->offs, snod->len, hash,
807 				  snod->type, lnum, snod->offs);
820 	ubifs_assert(c, sleb->endpt - offs >= used);
823 	b->dirty = sleb->endpt - offs - used;
833 	ubifs_err(c, "bad node is at LEB %d:%d", lnum, snod->offs);
834 	ubifs_dump_node(c, snod->node, c->leb_size - snod->offs);
883  * @offs: bud start offset
890 static int add_replay_bud(struct ubifs_info *c, int lnum, int offs, int jhead,
897 	dbg_mnt("add replay bud LEB %d:%d, head %d", lnum, offs, jhead);
910 	bud->start = offs;
947 	unsigned int offs = le32_to_cpu(ref->offs);
951 	 * ref->offs may point to the end of LEB when the journal head points
953 	 * So this is why we require 'offs > c->leb_size'.
956 	    lnum < c->main_first || offs > c->leb_size ||
957 	    offs & (c->min_io_size - 1))
963 		if (bud->jhead == jhead && bud->start <= offs)
965 		ubifs_err(c, "bud at LEB %d:%d was already referred", lnum, offs);
976  * @offs: offset to start replaying from
983 static int replay_log_leb(struct ubifs_info *c, int lnum, int offs, void *sbuf)
990 	dbg_mnt("replay log LEB %d:%d", lnum, offs);
991 	sleb = ubifs_scan(c, lnum, offs, sbuf, c->need_recovery);
1000 		sleb = ubifs_recover_log_leb(c, lnum, offs, sbuf);
1022 				  lnum, offs);
1027 				  lnum, offs,
1058 	if (snod->offs != 0) {
1096 					     le32_to_cpu(ref->offs),
1106 			if (snod->offs != 0) {
1129 		  lnum, offs + snod->offs);
1130 	ubifs_dump_node(c, snod->node, c->leb_size - snod->offs);