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authorChaitanya Kulkarni <kch@nvidia.com>2022-01-24 12:11:02 +0300
committerJens Axboe <axboe@kernel.dk>2022-02-02 17:49:59 +0300
commit0a3140ea0fae377c9eaa031b7db1670ae422ed47 (patch)
treebddc6fc46c05cede8a67a56092f56affcb05b55d /block
parent3b005bf6acf009abd700e2c652c86e5c209cf63d (diff)
downloadlinux-0a3140ea0fae377c9eaa031b7db1670ae422ed47.tar.xz
block: pass a block_device and opf to blk_next_bio
All callers need to set the block_device and operation, so lift that into the common code. Signed-off-by: Chaitanya Kulkarni <kch@nvidia.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20220124091107.642561-15-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/bio.c6
-rw-r--r--block/blk-lib.c19
-rw-r--r--block/blk-zoned.c9
-rw-r--r--block/blk.h2
4 files changed, 13 insertions, 23 deletions
diff --git a/block/bio.c b/block/bio.c
index 1536579ed490..a0166f29a05c 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -344,10 +344,14 @@ void bio_chain(struct bio *bio, struct bio *parent)
}
EXPORT_SYMBOL(bio_chain);
-struct bio *blk_next_bio(struct bio *bio, unsigned int nr_pages, gfp_t gfp)
+struct bio *blk_next_bio(struct bio *bio, struct block_device *bdev,
+ unsigned int nr_pages, unsigned int opf, gfp_t gfp)
{
struct bio *new = bio_alloc(gfp, nr_pages);
+ bio_set_dev(new, bdev);
+ new->bi_opf = opf;
+
if (bio) {
bio_chain(bio, new);
submit_bio(bio);
diff --git a/block/blk-lib.c b/block/blk-lib.c
index 9245b300ef73..1b8ced45e4e5 100644
--- a/block/blk-lib.c
+++ b/block/blk-lib.c
@@ -82,11 +82,8 @@ int __blkdev_issue_discard(struct block_device *bdev, sector_t sector,
WARN_ON_ONCE((req_sects << 9) > UINT_MAX);
- bio = blk_next_bio(bio, 0, gfp_mask);
+ bio = blk_next_bio(bio, bdev, 0, op, gfp_mask);
bio->bi_iter.bi_sector = sector;
- bio_set_dev(bio, bdev);
- bio_set_op_attrs(bio, op, 0);
-
bio->bi_iter.bi_size = req_sects << 9;
sector += req_sects;
nr_sects -= req_sects;
@@ -176,14 +173,12 @@ static int __blkdev_issue_write_same(struct block_device *bdev, sector_t sector,
max_write_same_sectors = bio_allowed_max_sectors(q);
while (nr_sects) {
- bio = blk_next_bio(bio, 1, gfp_mask);
+ bio = blk_next_bio(bio, bdev, 1, REQ_OP_WRITE_SAME, gfp_mask);
bio->bi_iter.bi_sector = sector;
- bio_set_dev(bio, bdev);
bio->bi_vcnt = 1;
bio->bi_io_vec->bv_page = page;
bio->bi_io_vec->bv_offset = 0;
bio->bi_io_vec->bv_len = bdev_logical_block_size(bdev);
- bio_set_op_attrs(bio, REQ_OP_WRITE_SAME, 0);
if (nr_sects > max_write_same_sectors) {
bio->bi_iter.bi_size = max_write_same_sectors << 9;
@@ -252,10 +247,8 @@ static int __blkdev_issue_write_zeroes(struct block_device *bdev,
return -EOPNOTSUPP;
while (nr_sects) {
- bio = blk_next_bio(bio, 0, gfp_mask);
+ bio = blk_next_bio(bio, bdev, 0, REQ_OP_WRITE_ZEROES, gfp_mask);
bio->bi_iter.bi_sector = sector;
- bio_set_dev(bio, bdev);
- bio->bi_opf = REQ_OP_WRITE_ZEROES;
if (flags & BLKDEV_ZERO_NOUNMAP)
bio->bi_opf |= REQ_NOUNMAP;
@@ -303,11 +296,9 @@ static int __blkdev_issue_zero_pages(struct block_device *bdev,
return -EPERM;
while (nr_sects != 0) {
- bio = blk_next_bio(bio, __blkdev_sectors_to_bio_pages(nr_sects),
- gfp_mask);
+ bio = blk_next_bio(bio, bdev, __blkdev_sectors_to_bio_pages(nr_sects),
+ REQ_OP_WRITE, gfp_mask);
bio->bi_iter.bi_sector = sector;
- bio_set_dev(bio, bdev);
- bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
while (nr_sects != 0) {
sz = min((sector_t) PAGE_SIZE, nr_sects << 9);
diff --git a/block/blk-zoned.c b/block/blk-zoned.c
index 774ecc598bee..5ab755d792c8 100644
--- a/block/blk-zoned.c
+++ b/block/blk-zoned.c
@@ -215,9 +215,8 @@ static int blkdev_zone_reset_all_emulated(struct block_device *bdev,
continue;
}
- bio = blk_next_bio(bio, 0, gfp_mask);
- bio_set_dev(bio, bdev);
- bio->bi_opf = REQ_OP_ZONE_RESET | REQ_SYNC;
+ bio = blk_next_bio(bio, bdev, 0, REQ_OP_ZONE_RESET | REQ_SYNC,
+ gfp_mask);
bio->bi_iter.bi_sector = sector;
sector += zone_sectors;
@@ -306,9 +305,7 @@ int blkdev_zone_mgmt(struct block_device *bdev, enum req_opf op,
}
while (sector < end_sector) {
- bio = blk_next_bio(bio, 0, gfp_mask);
- bio_set_dev(bio, bdev);
- bio->bi_opf = op | REQ_SYNC;
+ bio = blk_next_bio(bio, bdev, 0, op | REQ_SYNC, gfp_mask);
bio->bi_iter.bi_sector = sector;
sector += zone_sectors;
diff --git a/block/blk.h b/block/blk.h
index 800c5ae387a0..abb663a2a147 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -406,8 +406,6 @@ extern int blk_iolatency_init(struct request_queue *q);
static inline int blk_iolatency_init(struct request_queue *q) { return 0; }
#endif
-struct bio *blk_next_bio(struct bio *bio, unsigned int nr_pages, gfp_t gfp);
-
#ifdef CONFIG_BLK_DEV_ZONED
void blk_queue_free_zone_bitmaps(struct request_queue *q);
void blk_queue_clear_zone_settings(struct request_queue *q);