smb: client: set missing retry flag in cifs_readv_callback()

Set NETFS_SREQ_NEED_RETRY flag to tell netfslib that the subreq needs
to be retried.

Fixes: ee4cdf7ba857 ("netfs: Speed up buffered reading")
Signed-off-by: Paulo Alcantara (Red Hat) <pc@manguebit.org>
Signed-off-by: David Howells <dhowells@redhat.com>
Link: https://lore.kernel.org/20250701163852.2171681-8-dhowells@redhat.com
Tested-by: Steve French <sfrench@samba.org>
Cc: linux-cifs@vger.kernel.org
Cc: netfs@lists.linux.dev
Signed-off-by: Christian Brauner <brauner@kernel.org>

diff --git a/fs/smb/client/cifssmb.c b/fs/smb/client/cifssmb.c
index 7216fcec79e8b2eb47d74833e31a3a55421b5b51..f9ccae5de5b88260a8fa958f2138e0d08b003b84 100644 (file)
--- a/fs/smb/client/cifssmb.c
+++ b/fs/smb/client/cifssmb.c
@@ -1335,6 +1335,7 @@ cifs_readv_callback(struct mid_q_entry *mid)
                break;
        case MID_REQUEST_SUBMITTED:
        case MID_RETRY_NEEDED:
+               __set_bit(NETFS_SREQ_NEED_RETRY, &rdata->subreq.flags);
                rdata->result = -EAGAIN;
                if (server->sign && rdata->got_bytes)
                        /* reset bytes number since we can not check a sign */