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nilfs2: remove cruft in nilfs_alloc_seg_bio 

bio_alloc never returns NULL when it can sleep.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Acked-by: Damien Le Moal <damien.lemoal@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2021-01-26 15:52:46 +01:00 committed by Jens Axboe
parent 6808f7af96
commit 64820ac6c6
1 changed files with 0 additions and 4 deletions
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4
fs/nilfs2/segbuf.c
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@ -386,10 +386,6 @@ static struct bio *nilfs_alloc_seg_bio(struct the_nilfs *nilfs, sector_t start,
struct bio *bio; struct bio *bio;
bio = bio_alloc(GFP_NOIO, nr_vecs); bio = bio_alloc(GFP_NOIO, nr_vecs);
if (bio == NULL) {
while (!bio && (nr_vecs >>= 1))
bio = bio_alloc(GFP_NOIO, nr_vecs);
}
if (likely(bio)) { if (likely(bio)) {
bio_set_dev(bio, nilfs->ns_bdev); bio_set_dev(bio, nilfs->ns_bdev);
bio->bi_iter.bi_sector = bio->bi_iter.bi_sector =