31 Aug
2010
31 Aug
'10
3:50 p.m.
On Mon, Aug 30, 2010 at 4:57 PM, Scott Wood scottwood@freescale.com wrote:
On Mon, 30 Aug 2010 13:38:57 -0400 Ben Gardiner bengardiner@nanometrics.ca wrote:
+void mtd_get_len_incl_bad(struct mtd_info *mtd, uint64_t offset,
- const uint64_t length, uint64_t *len_incl_bad,
- int *truncated)
+{
- *truncated = 0;
- *len_incl_bad = 0;
- if (!mtd->block_isbad) {
- *len_incl_bad = length;
- return;
- }
- uint64_t len_excl_bad = 0;
- uint64_t block_len;
- while (len_excl_bad < length) {
- block_len = mtd->erasesize - (offset & (mtd->erasesize - 1));
- if (!mtd->block_isbad(mtd, offset & ~(mtd->erasesize - 1)))
- len_excl_bad += block_len;
- *len_incl_bad += block_len;
- offset += block_len;
- if (offset >= mtd->size) {
- *truncated = 1;
- break;
- }
- }
If this function is called with offset == mtd->size, you should return length zero and truncated, without calling block_isbad().
Good point. Will do.
Best Regards, Ben Gardiner
--- Nanometrics Inc. http://www.nanometrics.ca