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authorMing Lei <ming.lei@redhat.com>2023-04-25 11:41:54 +0800
committerJens Axboe <axboe@kernel.dk>2023-04-25 07:36:02 -0600
commit38c8e3dfb2a1be863b7f5aad7755d5e9727da8a5 (patch)
tree930d91b6701d2c75013186514796cdde87534bef /block
parent83794367dcc6749662b17a1e4b8ec085023fc53b (diff)
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: Changhui Zhong <czhong@redhat.com> Link: https://lore.kernel.org/linux-block/ZEdItaPqif8fp85H@ovpn-8-24.pek2.redhat.com/T/#t Fixes: 9f4107b07b17 ("block: store bdev->bd_disk->fops->submit_bio state in bdev") Signed-off-by: Ming Lei <ming.lei@redhat.com> Link: https://lore.kernel.org/r/20230425034154.110099-1-ming.lei@redhat.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/bdev.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/block/bdev.c b/block/bdev.c
index 717089a5726f..21c63bfef323 100644
--- a/block/bdev.c
+++ b/block/bdev.c
@@ -418,8 +418,11 @@ struct block_device *bdev_alloc(struct gendisk *disk, u8 partno)
bdev->bd_partno = partno;
bdev->bd_inode = inode;
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_has_submit_bio = false;
if (!bdev->bd_stats) {
iput(inode);
return NULL;