fs/ubifs/recovery.c

102 	void *sbuf, *buf;
104 	sbuf = vmalloc(c->leb_size);
105 	if (!sbuf)
108 	err = ubifs_leb_read(c, lnum, sbuf, 0, c->leb_size, 0);
114 	buf = sbuf;
173 	*pbuf = sbuf;
179 	vfree(sbuf);
613  * @sbuf: LEB-sized buffer to use
623 					 int offs, void *sbuf, int jhead)
628 	void *buf = sbuf + offs;
632 	sleb = ubifs_start_scan(c, lnum, offs, sbuf);
765 	buf = sbuf + offs;
848  * @sbuf: LEB-sized buffer to use
857 					     int offs, void *sbuf)
871 		sleb = ubifs_scan(c, next_lnum, 0, sbuf, 0);
898 	return ubifs_recover_leb(c, lnum, offs, sbuf, -1);
906  * @sbuf: LEB-sized buffer to use
912 static int recover_head(struct ubifs_info *c, int lnum, int offs, void *sbuf)
923 	err = ubifs_leb_read(c, lnum, sbuf, offs, len, 1);
924 	if (err || !is_empty(sbuf, len)) {
928 		err = ubifs_leb_read(c, lnum, sbuf, 0, offs, 1);
931 		return ubifs_leb_change(c, lnum, sbuf, offs);
940  * @sbuf: LEB-sized buffer to use
954 int ubifs_recover_inl_heads(struct ubifs_info *c, void *sbuf)
961 	err = recover_head(c, c->ihead_lnum, c->ihead_offs, sbuf);
967 	return recover_head(c, c->nhead_lnum, c->nhead_offs, sbuf);
974  * @sbuf: LEB-sized buffer to use
983 				struct ubifs_unclean_leb *ucleb, void *sbuf)
986 	void *buf = sbuf;
1049 			buf = c->sbuf + len - pad_len;
1055 	err = ubifs_leb_change(c, lnum, sbuf, len);
1067  * @sbuf: LEB-sized buffer to use
1075 int ubifs_clean_lebs(struct ubifs_info *c, void *sbuf)
1084 		err = clean_an_unclean_leb(c, ucleb, sbuf);
1404 	struct ubifs_ino_node *ino = c->sbuf;
1424 	err = ubifs_leb_read(c, lnum, c->sbuf, 0, c->leb_size, 1);
1428 	ino = c->sbuf + offs;
1434 	p = c->sbuf;
1440 	err = ubifs_leb_change(c, lnum, c->sbuf, len);
1544 			err = ubifs_tnc_lookup(c, &key, c->sbuf);
1555 				struct ubifs_ino_node *ino = c->sbuf;