BUG_ON(tn->csize == 0);
- if (!jffs2_is_writebuffered(c))
- goto adj_acc;
-
/* Calculate how many bytes were already checked */
ofs = ref_offset(ref) + sizeof(struct jffs2_raw_inode);
- len = ofs % c->wbuf_pagesize;
- if (likely(len))
- len = c->wbuf_pagesize - len;
-
- if (len >= tn->csize) {
- dbg_readinode("no need to check node at %#08x, data length %u, data starts at %#08x - it has already been checked.\n",
- ref_offset(ref), tn->csize, ofs);
- goto adj_acc;
- }
+ len = tn->csize;
+
+ if (jffs2_is_writebuffered(c)) {
+ int adj = ofs % c->wbuf_pagesize;
+ if (likely(adj))
+ adj = c->wbuf_pagesize - adj;
+
+ if (adj >= tn->csize) {
+ dbg_readinode("no need to check node at %#08x, data length %u, data starts at %#08x - it has already been checked.\n",
+ ref_offset(ref), tn->csize, ofs);
+ goto adj_acc;
+ }
- ofs += len;
- len = tn->csize - len;
+ ofs += adj;
+ len -= adj;
+ }
dbg_readinode("check node at %#08x, data length %u, partial CRC %#08x, correct CRC %#08x, data starts at %#08x, start checking from %#08x - %u bytes.\n",
ref_offset(ref), tn->csize, tn->partial_crc, tn->data_crc, ofs - len, ofs, len);
* adding and jffs2_flash_read_end() interface. */
if (c->mtd->point) {
err = c->mtd->point(c->mtd, ofs, len, &retlen, &buffer);
- if (!err && retlen < tn->csize) {
+ if (!err && retlen < len) {
JFFS2_WARNING("MTD point returned len too short: %zu instead of %u.\n", retlen, tn->csize);
- c->mtd->unpoint(c->mtd, buffer, ofs, len);
+ c->mtd->unpoint(c->mtd, buffer, ofs, retlen);
} else if (err)
JFFS2_WARNING("MTD point failed: error code %d.\n", err);
else
if (crc != tn->data_crc) {
JFFS2_NOTICE("wrong data CRC in data node at 0x%08x: read %#08x, calculated %#08x.\n",
- ofs, tn->data_crc, crc);
+ ref_offset(ref), tn->data_crc, crc);
return 1;
}
* ordering.
*
* Returns 0 if the node was handled (including marking it obsolete)
- * < 0 an if error occurred
+ * < 0 an if error occurred
*/
static int jffs2_add_tn_to_tree(struct jffs2_sb_info *c,
struct jffs2_readinode_info *rii,
jeb->unchecked_size -= len;
c->used_size += len;
c->unchecked_size -= len;
- ref->flash_offset = ref_offset(ref) | REF_PRISTINE;
+ ref->flash_offset = ref_offset(ref) | dirent_node_state(rd);
spin_unlock(&c->erase_completion_lock);
}
* are not obsolete.
*
* Of course, this optimization only makes sense in case
- * of NAND flashes (or other flashes whith
+ * of NAND flashes (or other flashes with
* !jffs2_can_mark_obsolete()), since on NOR flashes
* nodes are marked obsolete physically.
*
JFFS2_ERROR("REF_UNCHECKED but unknown node at %#08x\n",
ref_offset(ref));
JFFS2_ERROR("Node is {%04x,%04x,%08x,%08x}. Please report this error.\n",
- je16_to_cpu(un->magic), je16_to_cpu(un->nodetype),
- je32_to_cpu(un->totlen), je32_to_cpu(un->hdr_crc));
+ je16_to_cpu(un->magic), je16_to_cpu(un->nodetype),
+ je32_to_cpu(un->totlen), je32_to_cpu(un->hdr_crc));
jffs2_mark_node_obsolete(c, ref);
return 0;
}