diff mbox series

[01/17] netfs: Fix io_uring based write-through

Message ID 20240620173137.610345-2-dhowells@redhat.com (mailing list archive)
State New, archived
Headers show
Series netfs, cifs: Miscellaneous fixes and read/write improvements | expand

Commit Message

David Howells June 20, 2024, 5:31 p.m. UTC
[This was included in v2 of 9b038d004ce95551cb35381c49fe896c5bc11ffe, but
v1 got pushed instead]

Fix netfs_unbuffered_write_iter_locked() to set the total request length in
the netfs_io_request struct rather than leaving it as zero.

Fixes: 288ace2f57c9 ("netfs: New writeback implementation")
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Jeff Layton <jlayton@kernel.org>
cc: Steve French <stfrench@microsoft.com>
cc: Enzo Matsumiya <ematsumiya@suse.de>
cc: Christian Brauner <brauner@kernel.org>
cc: netfs@lists.linux.dev
cc: v9fs@lists.linux.dev
cc: linux-afs@lists.infradead.org
cc: linux-cifs@vger.kernel.org
cc: linux-fsdevel@vger.kernel.org
 fs/netfs/direct_write.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/fs/netfs/direct_write.c b/fs/netfs/direct_write.c
index e14cd53ac9fd..88f2adfab75e 100644
--- a/fs/netfs/direct_write.c
+++ b/fs/netfs/direct_write.c
@@ -92,8 +92,9 @@  ssize_t netfs_unbuffered_write_iter_locked(struct kiocb *iocb, struct iov_iter *
 	__set_bit(NETFS_RREQ_UPLOAD_TO_SERVER, &wreq->flags);
 	if (async)
 		wreq->iocb = iocb;
+	wreq->len = iov_iter_count(&wreq->io_iter);
 	wreq->cleanup = netfs_cleanup_dio_write;
-	ret = netfs_unbuffered_write(wreq, is_sync_kiocb(iocb), iov_iter_count(&wreq->io_iter));
+	ret = netfs_unbuffered_write(wreq, is_sync_kiocb(iocb), wreq->len);
 	if (ret < 0) {
 		_debug("begin = %zd", ret);
 		goto out;