Re: [PATCH] virtio: virtio_console: add missing MODULE_DEVICE_TABLE() for rproc serial

From: Alexander Lobakin
Date: Wed Apr 08 2020 - 09:17:14 EST


On Wed, 2020-03-11 at 15:53 +0100, Amit Shah wrote:
> On Tue, 2020-03-10 at 14:05 +0300, Alexander Lobakin wrote:
> > rproc_serial_id_table lacks an exposure to module devicetable, so
> > when remoteproc firmware requests VIRTIO_ID_RPROC_SERIAL, no uevent
> > is generated and no module autoloading occurs.
> > Add missing MODULE_DEVICE_TABLE() annotation and move the existing
> > one for VIRTIO_ID_CONSOLE right to the table itself.
> >
> > Fixes: 1b6370463e88 ("virtio_console: Add support for remoteproc
> > serial")
> > Cc: <stable@xxxxxxxxxxxxxxx> # v3.8+
> > Signed-off-by: Alexander Lobakin <alobakin@xxxxxxxx>
>
> Reviewed-by: Amit Shah <amit@xxxxxxxxxx>

Thank you! Well, who will take this into his tree?

> Thanks,
>
> > ---
> > drivers/char/virtio_console.c | 3 ++-
> > 1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/char/virtio_console.c
> > b/drivers/char/virtio_console.c
> > index 4df9b40d6342..7e1bc0f580a2 100644
> > --- a/drivers/char/virtio_console.c
> > +++ b/drivers/char/virtio_console.c
> > @@ -2116,6 +2116,7 @@ static struct virtio_device_id id_table[] = {
> > { VIRTIO_ID_CONSOLE, VIRTIO_DEV_ANY_ID },
> > { 0 },
> > };
> > +MODULE_DEVICE_TABLE(virtio, id_table);
> >
> > static unsigned int features[] = {
> > VIRTIO_CONSOLE_F_SIZE,
> > @@ -2128,6 +2129,7 @@ static struct virtio_device_id
> > rproc_serial_id_table[] = {
> > #endif
> > { 0 },
> > };
> > +MODULE_DEVICE_TABLE(virtio, rproc_serial_id_table);
> >
> > static unsigned int rproc_serial_features[] = {
> > };
> > @@ -2280,6 +2282,5 @@ static void __exit fini(void)
> > module_init(init);
> > module_exit(fini);
> >
> > -MODULE_DEVICE_TABLE(virtio, id_table);
> > MODULE_DESCRIPTION("Virtio console driver");
> > MODULE_LICENSE("GPL");