diff options
Diffstat (limited to 'mm/page_io.c')
| -rw-r--r-- | mm/page_io.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/mm/page_io.c b/mm/page_io.c index b6c4ac388209..9cf1bc751d79 100644 --- a/mm/page_io.c +++ b/mm/page_io.c @@ -31,7 +31,10 @@ static struct bio *get_swap_bio(gfp_t gfp_flags, bio = bio_alloc(gfp_flags, 1); if (bio) { - bio->bi_iter.bi_sector = map_swap_page(page, &bio->bi_bdev); + struct block_device *bdev; + + bio->bi_iter.bi_sector = map_swap_page(page, &bdev); + bio_set_dev(bio, bdev); bio->bi_iter.bi_sector <<= PAGE_SHIFT - 9; bio->bi_end_io = end_io; @@ -57,8 +60,7 @@ void end_swap_bio_write(struct bio *bio) */ set_page_dirty(page); pr_alert("Write-error on swap-device (%u:%u:%llu)\n", - imajor(bio->bi_bdev->bd_inode), - iminor(bio->bi_bdev->bd_inode), + MAJOR(bio_dev(bio)), MINOR(bio_dev(bio)), (unsigned long long)bio->bi_iter.bi_sector); ClearPageReclaim(page); } @@ -123,8 +125,7 @@ static void end_swap_bio_read(struct bio *bio) SetPageError(page); ClearPageUptodate(page); pr_alert("Read-error on swap-device (%u:%u:%llu)\n", - imajor(bio->bi_bdev->bd_inode), - iminor(bio->bi_bdev->bd_inode), + MAJOR(bio_dev(bio)), MINOR(bio_dev(bio)), (unsigned long long)bio->bi_iter.bi_sector); goto out; } @@ -338,7 +339,7 @@ int swap_readpage(struct page *page, bool do_poll) int ret = 0; struct swap_info_struct *sis = page_swap_info(page); blk_qc_t qc; - struct block_device *bdev; + struct gendisk *disk; VM_BUG_ON_PAGE(!PageSwapCache(page), page); VM_BUG_ON_PAGE(!PageLocked(page), page); @@ -377,7 +378,7 @@ int swap_readpage(struct page *page, bool do_poll) ret = -ENOMEM; goto out; } - bdev = bio->bi_bdev; + disk = bio->bi_disk; bio->bi_private = current; bio_set_op_attrs(bio, REQ_OP_READ, 0); count_vm_event(PSWPIN); @@ -388,7 +389,7 @@ int swap_readpage(struct page *page, bool do_poll) if (!READ_ONCE(bio->bi_private)) break; - if (!blk_mq_poll(bdev_get_queue(bdev), qc)) + if (!blk_mq_poll(disk->queue, qc)) break; } __set_current_state(TASK_RUNNING); |