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SubjectRe: linux-next: build warning after merge of the vhost tree
On Mon, Mar 07, 2022 at 02:46:40PM +0800, Xuan Zhuo wrote:
> On Mon, 7 Mar 2022 15:40:11 +1100, Stephen Rothwell <sfr@canb.auug.org.au> wrote:
> > Hi all,
> >
> > After merging the vhost tree, today's linux-next build (arm
> > multi_v7_defconfig) produced this warning:
> >
> > drivers/net/virtio_net.c: In function 'virtnet_rx_vq_reset':
> > drivers/net/virtio_net.c:1823:63: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'int' [-Wformat=]
> > 1823 | "reset rx reset vq fail: rx queue index: %ld err: %d\n",
> > | ~~^
> > | |
> > | long int
> > | %d
> > 1824 | rq - vi->rq, err);
> > | ~~~~~~~~~~~
> > | |
> > | int
> > drivers/net/virtio_net.c: In function 'virtnet_tx_vq_reset':
> > drivers/net/virtio_net.c:1873:63: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'int' [-Wformat=]
> > 1873 | "reset tx reset vq fail: tx queue index: %ld err: %d\n",
> > | ~~^
> > | |
> > | long int
> > | %d
> > 1874 | sq - vi->sq, err);
> > | ~~~~~~~~~~~
> > | |
> > | int
> >
> > Introduced by commit
> >
> > 920ee0c540a2 ("virtio_net: support rx/tx queue reset")
> >
>
>
> Can you help me test this patch? I don't have an arm environment around me.
>
> Thanks


You should at least use
https://mirrors.edge.kernel.org/pub/tools/crosstool/
to test-build + test on x86.

>
> diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
> index 1fa2d632a994..4d629d1ea894 100644
> --- a/drivers/net/virtio_net.c
> +++ b/drivers/net/virtio_net.c
> @@ -1820,7 +1820,7 @@ static int virtnet_rx_vq_reset(struct virtnet_info *vi,
>
> err:
> netdev_err(vi->dev,
> - "reset rx reset vq fail: rx queue index: %ld err: %d\n",
> + "reset rx reset vq fail: rx queue index: %td err: %d\n",
> rq - vi->rq, err);
> virtnet_napi_enable(rq->vq, &rq->napi);
> return err;
> @@ -1870,7 +1870,7 @@ static int virtnet_tx_vq_reset(struct virtnet_info *vi,
>
> err:
> netdev_err(vi->dev,
> - "reset tx reset vq fail: tx queue index: %ld err: %d\n",
> + "reset tx reset vq fail: tx queue index: %td err: %d\n",
> sq - vi->sq, err);
> virtnet_napi_tx_enable(vi, sq->vq, &sq->napi);
> return err;
>
> > --
> > Cheers,
> > Stephen Rothwell
> >

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