mtd: mtdoops: skip reading initially bad blocks

Use block_isbad to check and skip the bad blocks reading. This will allow to get rid of the read errors if bad blocks are present initially. Cc: [email protected] Signed-off-by: Roman Tereshonkov <[email protected]> Signed-off-by: Artem Bityutskiy <[email protected]> Signed-off-by: David Woodhouse <[email protected]>
ambv · Jan 9, 2012 · 3538c56 · 3538c56
1 parent 2f4478c
commit 3538c56
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/drivers/mtd/mtdoops.c b/drivers/mtd/mtdoops.c
@@ -253,6 +253,9 @@ static void find_next_position(struct mtdoops_context *cxt)
 	size_t retlen;
 
 	for (page = 0; page < cxt->oops_pages; page++) {
+		if (mtd->block_isbad &&
+		    mtd->block_isbad(mtd, page * record_size))
+			continue;
 		/* Assume the page is used */
 		mark_page_used(cxt, page);
 		ret = mtd->read(mtd, page * record_size, MTDOOPS_HEADER_SIZE,