Commit 38c8e3df authored by Ming Lei's avatar Ming Lei Committed by Jens Axboe

block: sync part's ->bd_has_submit_bio with disk's

submit_bio() always uses bio->bi_bdev->bd_has_submit_bio to decide if
disk's ->submit_bio() is called, and bio->bi_bdev could point to one
partition device.

So we have to sync part bdev's ->bd_has_submit_bio with disk's.
Reported-by: default avatarChanghui Zhong <czhong@redhat.com>
Link: https://lore.kernel.org/linux-block/ZEdItaPqif8fp85H@ovpn-8-24.pek2.redhat.com/T/#t
Fixes: 9f4107b0 ("block: store bdev->bd_disk->fops->submit_bio state in bdev")
Signed-off-by: default avatarMing Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20230425034154.110099-1-ming.lei@redhat.comSigned-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 83794367
...@@ -418,8 +418,11 @@ struct block_device *bdev_alloc(struct gendisk *disk, u8 partno) ...@@ -418,8 +418,11 @@ struct block_device *bdev_alloc(struct gendisk *disk, u8 partno)
bdev->bd_partno = partno; bdev->bd_partno = partno;
bdev->bd_inode = inode; bdev->bd_inode = inode;
bdev->bd_queue = disk->queue; bdev->bd_queue = disk->queue;
if (partno)
bdev->bd_has_submit_bio = disk->part0->bd_has_submit_bio;
else
bdev->bd_has_submit_bio = false;
bdev->bd_stats = alloc_percpu(struct disk_stats); bdev->bd_stats = alloc_percpu(struct disk_stats);
bdev->bd_has_submit_bio = false;
if (!bdev->bd_stats) { if (!bdev->bd_stats) {
iput(inode); iput(inode);
return NULL; return NULL;
......
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