linux-kernel - Re: [PATCH V2 02/12] virtio: add doc for validate() method

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Date:   Thu, 14 Oct 2021 10:32:54 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     "Michael S. Tsirkin" <mst@...hat.com>
Cc:     virtualization <virtualization@...ts.linux-foundation.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        "Hetzelt, Felicitas" <f.hetzelt@...berlin.de>,
        "kaplan, david" <david.kaplan@....com>,
        Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Subject: Re: [PATCH V2 02/12] virtio: add doc for validate() method

On Wed, Oct 13, 2021 at 6:09 PM Michael S. Tsirkin <mst@...hat.com> wrote:
>
> On Tue, Oct 12, 2021 at 02:52:17PM +0800, Jason Wang wrote:
> > This patch adds doc for validate() method.
> >
> > Signed-off-by: Jason Wang <jasowang@...hat.com>
>
> And maybe document __virtio_clear_bit : it says
> "for use by transports" and now it's also legal in the
> validate callback.

Ok, let me do that in v3.

Thanks

>
> > ---
> >  include/linux/virtio.h | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/include/linux/virtio.h b/include/linux/virtio.h
> > index 41edbc01ffa4..0cd8685aeba4 100644
> > --- a/include/linux/virtio.h
> > +++ b/include/linux/virtio.h
> > @@ -152,6 +152,7 @@ size_t virtio_max_dma_size(struct virtio_device *vdev);
> >   * @feature_table_size: number of entries in the feature table array.
> >   * @feature_table_legacy: same as feature_table but when working in legacy mode.
> >   * @feature_table_size_legacy: number of entries in feature table legacy array.
> > + * @validate: optional function to do early checks
> >   * @probe: the function to call when a device is found.  Returns 0 or -errno.
> >   * @scan: optional function to call after successful probe; intended
> >   *    for virtio-scsi to invoke a scan.
> > --
> > 2.25.1
>