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nand: reinstate lazy bad block scanning 

Commit ff94bc40af
("mtd, ubi, ubifs: resync with Linux-3.14")
accidentally reverted part of the commit
13f0fd94e3
("NAND: Scan bad blocks lazily.").

Reinstate the change as by commit
fb49454b1b
("nand: reinstate lazy bad block scanning")

Signed-off-by: Rostislav Lisovy <lisovy@merica.cz>
Acked-by: Heiko Schocher <hs@denx.de>
This commit is contained in:
Rostislav Lisovy 2014-10-22 13:40:44 +02:00 committed by Scott Wood
parent 85bafb6da4
commit 35c204d8a9
1 changed files with 7 additions and 3 deletions
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10
drivers/mtd/nand/nand_base.c
View File

@ -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);