The block layer always remaps partitions before calling into the
->make_request methods of drivers. Thus the call to get_start_sect in
in_chunk_boundary will always return 0 and can be removed.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
drivers/md/raid5.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 0fc2748aaf95..d687aeb1b538 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5092,10 +5092,12 @@ static int raid5_congested(struct mddev *mddev, int bits)
static int in_chunk_boundary(struct mddev *mddev, struct bio *bio)
{
struct r5conf *conf = mddev->private;
- sector_t sector = bio->bi_iter.bi_sector + get_start_sect(bio->bi_bdev);
+ sector_t sector = bio->bi_iter.bi_sector;
unsigned int chunk_sectors;
unsigned int bio_sectors = bio_sectors(bio);
+ WARN_ON_ONCE(bio->bi_partno);
+
chunk_sectors = min(conf->chunk_sectors, conf->prev_chunk_sectors);
return chunk_sectors >=
((sector & (chunk_sectors - 1)) + bio_sectors);
--
2.11.0
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