[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [PATCH 03/19] nfs/blocklayout: remove bl_alloc_init_bio
bio_alloc will never fail when it can sleep. Remove the now simple bl_alloc_init_bio helper and open code it in the only caller. Signed-off-by: Christoph Hellwig <hch@xxxxxx> --- fs/nfs/blocklayout/blocklayout.c | 26 +++++--------------------- 1 file changed, 5 insertions(+), 21 deletions(-) diff --git a/fs/nfs/blocklayout/blocklayout.c b/fs/nfs/blocklayout/blocklayout.c index fe860c5387476..38e063af7e98a 100644 --- a/fs/nfs/blocklayout/blocklayout.c +++ b/fs/nfs/blocklayout/blocklayout.c @@ -115,23 +115,6 @@ bl_submit_bio(struct bio *bio) return NULL; } -static struct bio *bl_alloc_init_bio(unsigned int npg, - struct block_device *bdev, sector_t disk_sector, - bio_end_io_t end_io, struct parallel_io *par) -{ - struct bio *bio; - - npg = bio_max_segs(npg); - bio = bio_alloc(GFP_NOIO, npg); - if (bio) { - bio->bi_iter.bi_sector = disk_sector; - bio_set_dev(bio, bdev); - bio->bi_end_io = end_io; - bio->bi_private = par; - } - return bio; -} - static bool offset_in_map(u64 offset, struct pnfs_block_dev_map *map) { return offset >= map->start && offset < map->start + map->len; @@ -171,10 +154,11 @@ do_add_page_to_bio(struct bio *bio, int npg, int rw, sector_t isect, retry: if (!bio) { - bio = bl_alloc_init_bio(npg, map->bdev, - disk_addr >> SECTOR_SHIFT, end_io, par); - if (!bio) - return ERR_PTR(-ENOMEM); + bio = bio_alloc(GFP_NOIO, bio_max_segs(npg)); + bio->bi_iter.bi_sector = disk_addr >> SECTOR_SHIFT; + bio_set_dev(bio, map->bdev); + bio->bi_end_io = end_io; + bio->bi_private = par; bio_set_op_attrs(bio, rw, 0); } if (bio_add_page(bio, page, *len, offset) < *len) { -- 2.30.2
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