/**
* ubifs_scanned_corruption - print information after UBIFS scanned corruption.
* @c: UBIFS file-system description object
* @lnum: LEB number of corruption
* @offs: offset of corruption
* @buf: buffer containing corruption
*/
void ubifs_scanned_corruption(const struct ubifs_info *c, int lnum, int offs,
void *buf)
{
int len;
ubifs_err("corruption at LEB %d:%d", lnum, offs);
if (dbg_is_tst_rcvry(c))
return;
len = c->leb_size - offs;
if (len > 8192)
len = 8192;
dbg_err("first %d bytes from LEB %d:%d", len, lnum, offs);
print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET, 32, 4, buf, len, 1);
}
int ubifs_leb_map(struct ubifs_info *c, int lnum)
{
int err;
ubifs_assert(!c->ro_media && !c->ro_mount);
if (c->ro_error)
return -EROFS;
if (!dbg_is_tst_rcvry(c))
err = ubi_leb_map(c->ubi, lnum);
else
err = dbg_leb_map(c, lnum);
if (err) {
ubifs_err("mapping LEB %d failed, error %d", lnum, err);
ubifs_ro_mode(c, err);
dbg_dump_stack();
}
return err;
}
int ubifs_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len)
{
int err;
ubifs_assert(!c->ro_media && !c->ro_mount);
if (c->ro_error)
return -EROFS;
if (!dbg_is_tst_rcvry(c))
err = ubi_leb_change(c->ubi, lnum, buf, len);
else
err = dbg_leb_change(c, lnum, buf, len);
if (err) {
ubifs_err("changing %d bytes in LEB %d failed, error %d",
len, lnum, err);
ubifs_ro_mode(c, err);
dbg_dump_stack();
}
return err;
}
int ubifs_leb_write(struct ubifs_info *c, int lnum, const void *buf, int offs,
int len, int dtype)
{
int err;
ubifs_assert(!c->ro_media && !c->ro_mount);
if (c->ro_error)
return -EROFS;
if (!dbg_is_tst_rcvry(c))
err = ubi_leb_write(c->ubi, lnum, buf, offs, len, dtype);
else
err = dbg_leb_write(c, lnum, buf, offs, len, dtype);
if (err) {
ubifs_err("writing %d bytes to LEB %d:%d failed, error %d",
len, lnum, offs, err);
ubifs_ro_mode(c, err);
dbg_dump_stack();
}
return err;
}