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drbd: use __bio_add_page to add page to bio

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The drbd code only adds a single page to a newly created bio. So use
__bio_add_page() to add the page which is guaranteed to succeed in this
case.

This brings us closer to marking bio_add_page() as __must_check.

Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/435007afac14f3766455559059d21843771fae53.1685532726.git.johannes.thumshirn@wdc.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Johannes Thumshirn 2023-05-31 04:50:25 -07:00 committed by Jens Axboe
parent cb58bf91b1
commit 8f11f79f19
1 changed files with 1 additions and 3 deletions
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4
drivers/block/drbd/drbd_bitmap.c
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@ -1043,9 +1043,7 @@ static void bm_page_io_async(struct drbd_bm_aio_ctx *ctx, int page_nr) __must_ho
bio = bio_alloc_bioset(device->ldev->md_bdev, 1, op, GFP_NOIO,
&drbd_md_io_bio_set);
bio->bi_iter.bi_sector = on_disk_sector;
/* bio_add_page of a single page to an empty bio will always succeed,
* according to api. Do we want to assert that? */
bio_add_page(bio, page, len, 0);
__bio_add_page(bio, page, len, 0);
bio->bi_private = ctx;
bio->bi_end_io = drbd_bm_endio;