Commit ff94bc40af3481d47546595ba73c136de6af6929
("mtd, ubi, ubifs: resync with Linux-3.14")
accidentally reverted part of the commit
13f0fd94e3cae6f8a0d9fba5d367e311edc8ebde
("NAND: Scan bad blocks lazily.").
Reinstate the change as by commit
fb49454b1b6c7c6e238ac3c0b1e302e73eb1a1ea
("nand: reinstate lazy bad block scanning")
Signed-off-by: Rostislav Lisovy <lis...@merica.cz>
---
drivers/mtd/nand/nand_base.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 0b6e7ee..70e780c 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -634,6 +634,11 @@ static int nand_block_checkbad(struct mtd_info *mtd,
loff_t ofs, int getchip,
{
struct nand_chip *chip = mtd->priv;
+ if (!(chip->options & NAND_BBT_SCANNED)) {
+ chip->scan_bbt(mtd);
+ chip->options |= NAND_BBT_SCANNED;
+ }
+
if (!chip->bbt)
return chip->block_bad(mtd, ofs, getchip);
@@ -4322,10 +4327,9 @@ int nand_scan_tail(struct mtd_info *mtd)
/* Check, if we should skip the bad block table scan */
if (chip->options & NAND_SKIP_BBTSCAN)
- return 0;
+ chip->options |= NAND_BBT_SCANNED;
- /* Build bad block table */
- return chip->scan_bbt(mtd);
+ return 0;
}
EXPORT_SYMBOL(nand_scan_tail);
--
1.9.1
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