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block: use blkdev_iov_iter_get_pages status for errors

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blkdev_iov_iter_get_pages() can return various error values, including
EIO, EFAULT, and ENOMEM. Set the actual reported status so user space
can know why an operation failed.

Reviewed-by: Hannes Reinecke <hare@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Link: https://patch.msgid.link/20260720201057.1862857-2-kbusch@meta.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Keith Busch 2026-07-20 13:10:53 -07:00 committed by Jens Axboe
parent f5098b6bae
commit 75ae18ca94
1 changed files with 1 additions and 1 deletions
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2
block/fops.c
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@ -218,7 +218,7 @@ static ssize_t __blkdev_direct_IO(struct kiocb *iocb, struct iov_iter *iter,
ret = blkdev_iov_iter_get_pages(bio, iter, bdev);
if (unlikely(ret)) {
bio_endio_status(bio, BLK_STS_IOERR);
bio_endio_status(bio, errno_to_blk_status(ret));
break;
}
if (iocb->ki_flags & IOCB_NOWAIT) {