diff options
| author | Stefano Garzarella <sgarzare@redhat.com> | 2022-02-11 10:01:36 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-03-02 11:51:03 +0100 |
| commit | 7c5612ab5ccf42cd7e194b504c692f450c14f6c6 (patch) | |
| tree | de281a128596fecfa257966f5caa13029b40ced4 /block | |
| parent | af01394bd450dec3a0c2d913d0b8c3afae54a8d2 (diff) | |
block: clear iocb->private in blkdev_bio_end_io_async()
commit bb49c6fa8b845591b317b0d7afea4ae60ec7f3aa upstream.
iocb_bio_iopoll() expects iocb->private to be cleared before
releasing the bio.
We already do this in blkdev_bio_end_io(), but we forgot in the
recently added blkdev_bio_end_io_async().
Fixes: 54a88eb838d3 ("block: add single bio async direct IO helper")
Cc: asml.silence@gmail.com
Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220211090136.44471-1-sgarzare@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'block')
| -rw-r--r-- | block/fops.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/block/fops.c b/block/fops.c index 0da147edbd18..77a5579d8de6 100644 --- a/block/fops.c +++ b/block/fops.c @@ -289,6 +289,8 @@ static void blkdev_bio_end_io_async(struct bio *bio) struct kiocb *iocb = dio->iocb; ssize_t ret; + WRITE_ONCE(iocb->private, NULL); + if (likely(!bio->bi_status)) { ret = dio->size; iocb->ki_pos += ret; |