From: "Michael S. Tsirkin" <mst@redhat.com>
To: Eli Cohen <elic@nvidia.com>
Cc: Leon Romanovsky <leonro@nvidia.com>,
Randy Dunlap <rdunlap@infradead.org>,
virtualization@lists.linux-foundation.org,
LKML <linux-kernel@vger.kernel.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
Jason Wang <jasowang@redhat.com>,
Saeed Mahameed <saeedm@nvidia.com>
Subject: Re: [PATCH v3 -next] vdpa: mlx5: change Kconfig depends to fix build errors
Date: Fri, 25 Sep 2020 06:20:45 -0400 [thread overview]
Message-ID: <20200925061959-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20200924102413.GD170403@mtl-vdi-166.wap.labs.mlnx>
On Thu, Sep 24, 2020 at 01:24:13PM +0300, Eli Cohen wrote:
> On Thu, Sep 24, 2020 at 05:30:55AM -0400, Michael S. Tsirkin wrote:
> > > > --- linux-next-20200917.orig/drivers/vdpa/Kconfig
> > > > +++ linux-next-20200917/drivers/vdpa/Kconfig
> > > > @@ -31,7 +31,7 @@ config IFCVF
> > > >
> > > > config MLX5_VDPA
> > > > bool "MLX5 VDPA support library for ConnectX devices"
> > > > - depends on MLX5_CORE
> > > > + depends on VHOST_IOTLB && MLX5_CORE
> > > > default n
> > >
> > > While we are here, can anyone who apply this patch delete the "default n" line?
> > > It is by default "n".
>
> I can do that
>
> > >
> > > Thanks
> >
> > Hmm other drivers select VHOST_IOTLB, why not do the same?
>
> I can't see another driver doing that.
Well grep VHOST_IOTLB and you will see some examples.
> Perhaps I can set dependency on
> VHOST which by itself depends on VHOST_IOTLB?
VHOST is processing virtio in the kernel. You don't really need that
for mlx, do you?
> >
> >
> > > > help
> > > > Support library for Mellanox VDPA drivers. Provides code that is
> > > >
> >
WARNING: multiple messages have this Message-ID (diff)
From: "Michael S. Tsirkin" <mst@redhat.com>
To: Eli Cohen <elic@nvidia.com>
Cc: "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
Randy Dunlap <rdunlap@infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
virtualization@lists.linux-foundation.org,
Leon Romanovsky <leonro@nvidia.com>,
Saeed Mahameed <saeedm@nvidia.com>
Subject: Re: [PATCH v3 -next] vdpa: mlx5: change Kconfig depends to fix build errors
Date: Fri, 25 Sep 2020 06:20:45 -0400 [thread overview]
Message-ID: <20200925061959-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20200924102413.GD170403@mtl-vdi-166.wap.labs.mlnx>
On Thu, Sep 24, 2020 at 01:24:13PM +0300, Eli Cohen wrote:
> On Thu, Sep 24, 2020 at 05:30:55AM -0400, Michael S. Tsirkin wrote:
> > > > --- linux-next-20200917.orig/drivers/vdpa/Kconfig
> > > > +++ linux-next-20200917/drivers/vdpa/Kconfig
> > > > @@ -31,7 +31,7 @@ config IFCVF
> > > >
> > > > config MLX5_VDPA
> > > > bool "MLX5 VDPA support library for ConnectX devices"
> > > > - depends on MLX5_CORE
> > > > + depends on VHOST_IOTLB && MLX5_CORE
> > > > default n
> > >
> > > While we are here, can anyone who apply this patch delete the "default n" line?
> > > It is by default "n".
>
> I can do that
>
> > >
> > > Thanks
> >
> > Hmm other drivers select VHOST_IOTLB, why not do the same?
>
> I can't see another driver doing that.
Well grep VHOST_IOTLB and you will see some examples.
> Perhaps I can set dependency on
> VHOST which by itself depends on VHOST_IOTLB?
VHOST is processing virtio in the kernel. You don't really need that
for mlx, do you?
> >
> >
> > > > help
> > > > Support library for Mellanox VDPA drivers. Provides code that is
> > > >
> >
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next prev parent reply other threads:[~2020-09-25 10:20 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-18 2:35 [PATCH v3 -next] vdpa: mlx5: change Kconfig depends to fix build errors Randy Dunlap
2020-09-18 2:35 ` Randy Dunlap
2020-09-18 8:22 ` Leon Romanovsky
2020-09-24 9:30 ` Michael S. Tsirkin
2020-09-24 9:30 ` Michael S. Tsirkin
2020-09-24 10:24 ` Eli Cohen
2020-09-24 15:47 ` Randy Dunlap
2020-09-24 15:47 ` Randy Dunlap
2020-09-24 16:02 ` Michael S. Tsirkin
2020-09-24 16:02 ` Michael S. Tsirkin
2020-09-25 7:20 ` Leon Romanovsky
2020-09-25 10:19 ` Michael S. Tsirkin
2020-09-25 10:19 ` Michael S. Tsirkin
2020-09-25 11:29 ` Jason Wang
2020-09-25 11:29 ` Jason Wang
2020-09-26 6:53 ` Leon Romanovsky
2020-09-29 7:47 ` Michael S. Tsirkin
2020-09-29 7:47 ` Michael S. Tsirkin
2020-09-25 10:20 ` Michael S. Tsirkin [this message]
2020-09-25 10:20 ` Michael S. Tsirkin
2020-09-29 6:01 ` Eli Cohen
2020-09-29 6:10 ` Michael S. Tsirkin
2020-09-29 6:10 ` Michael S. Tsirkin
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