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kernel: mtk_bmt: remap blocks after reaching bitflip threshold

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This ensures that blocks are remapped before data becomes corrupt

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau
2022-01-09 20:24:41 +01:00
parent 0ddead0897
commit 7235c8d00c
1 changed files with 4 additions and 0 deletions
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4
target/linux/generic/files/drivers/mtd/nand/mtk_bmt.c
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@@ -529,6 +529,10 @@ mtk_bmt_read(struct mtd_info *mtd, loff_t from,
goto out; goto out;
} }
if (cur_ret >= mtd->bitflip_threshold &&
mapping_block_in_range(block))
update_bmt(block, mtd->erasesize);
ops->retlen += cur_ops.retlen; ops->retlen += cur_ops.retlen;
ops->oobretlen += cur_ops.oobretlen; ops->oobretlen += cur_ops.oobretlen;