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fs: aio: initialize .ki_write_stream of read-write request

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AIO needs to initialize .ki_write_stream explicitly for read/write request,
otherwise random .ki_write_stream is used, and cause -EINVAL returned for
aio write randomly.

Cc: Christoph Hellwig <hch@lst.de>
Cc: Keith Busch <kbusch@kernel.org>
Cc: Kanchan Joshi <joshi.k@samsung.com>
Fixes: c27683da64 ("block: expose write streams for block device nodes")
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20250507133328.3040255-1-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Ming Lei 2025-05-07 21:33:28 +08:00 committed by Jens Axboe
parent 15c9d5f623
commit 037af79355
1 changed files with 1 additions and 0 deletions
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fs/aio.c
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@ -1511,6 +1511,7 @@ static int aio_prep_rw(struct kiocb *req, const struct iocb *iocb, int rw_type)
{
int ret;
req->ki_write_stream = 0;
req->ki_complete = aio_complete_rw;
req->private = NULL;
req->ki_pos = iocb->aio_offset;