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authorChaitanya Kulkarni <chaitanya.kulkarni@wdc.com>2019-08-22 21:45:16 -0700
committerJens Axboe <axboe@kernel.dk>2019-08-23 06:58:05 -0600
commit8f94d1c1dc1e1094ef83fcadf1b992cf8ff7869e (patch)
tree583268bd4b7c97c0ea0be33ac8d7474bc70f170a /drivers/block
parentadb84284796be4989dc3b48c7eef2784af45431d (diff)
null_blk: create a helper for badblocks
This patch creates a helper for handling badblocks code in the null_handle_cmd(). Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/null_blk_main.c24
1 files changed, 17 insertions, 7 deletions
diff --git a/drivers/block/null_blk_main.c b/drivers/block/null_blk_main.c
index 751679fadc9d..eefaea1aaa45 100644
--- a/drivers/block/null_blk_main.c
+++ b/drivers/block/null_blk_main.c
@@ -1154,6 +1154,20 @@ static inline blk_status_t null_handle_throttled(struct nullb_cmd *cmd)
return sts;
}
+static inline blk_status_t null_handle_badblocks(struct nullb_cmd *cmd,
+ sector_t sector,
+ sector_t nr_sectors)
+{
+ struct badblocks *bb = &cmd->nq->dev->badblocks;
+ sector_t first_bad;
+ int bad_sectors;
+
+ if (badblocks_check(bb, sector, nr_sectors, &first_bad, &bad_sectors))
+ return BLK_STS_IOERR;
+
+ return BLK_STS_OK;
+}
+
static blk_status_t null_handle_cmd(struct nullb_cmd *cmd, sector_t sector,
sector_t nr_sectors, enum req_opf op)
{
@@ -1172,15 +1186,11 @@ static blk_status_t null_handle_cmd(struct nullb_cmd *cmd, sector_t sector,
cmd->error = errno_to_blk_status(null_handle_flush(nullb));
goto out;
}
- if (nullb->dev->badblocks.shift != -1) {
- int bad_sectors;
- sector_t first_bad;
- if (badblocks_check(&nullb->dev->badblocks, sector, nr_sectors,
- &first_bad, &bad_sectors)) {
- cmd->error = BLK_STS_IOERR;
+ if (nullb->dev->badblocks.shift != -1) {
+ cmd->error = null_handle_badblocks(cmd, sector, nr_sectors);
+ if (cmd->error != BLK_STS_OK)
goto out;
- }
}
if (dev->memory_backed) {