From: Leon Romanovsky <leonro@nvidia.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Randy Dunlap <rdunlap@infradead.org>, Eli Cohen <elic@nvidia.com>,
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 10:20:05 +0300 [thread overview]
Message-ID: <20200925072005.GB2280698@unreal> (raw)
In-Reply-To: <20200924120217-mutt-send-email-mst@kernel.org>
On Thu, Sep 24, 2020 at 12:02:43PM -0400, Michael S. Tsirkin wrote:
> On Thu, Sep 24, 2020 at 08:47:05AM -0700, Randy Dunlap wrote:
> > On 9/24/20 3:24 AM, 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?
> >
> > v1 used select, but Saeed requested use of depends instead because
> > select can cause problems.
> >
> > > I can't see another driver doing that. Perhaps I can set dependency on
> > > VHOST which by itself depends on VHOST_IOTLB?
> > >>
> > >>
> > >>>> help
> > >>>> Support library for Mellanox VDPA drivers. Provides code that is
> > >>>>
> > >>
> >
>
> Saeed what kind of problems? It's used with select in other places,
> isn't it?
IMHO, "depends" is much more explicit than "select".
Thanks
>
> > --
> > ~Randy
>
next prev parent reply other threads:[~2020-09-25 7:20 UTC|newest]
Thread overview: 14+ 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 8:22 ` Leon Romanovsky
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 16:02 ` Michael S. Tsirkin
2020-09-25 7:20 ` Leon Romanovsky [this message]
2020-09-25 10:19 ` Michael S. Tsirkin
2020-09-25 11:29 ` Jason Wang
2020-09-26 6:53 ` Leon Romanovsky
2020-09-29 7:47 ` Michael S. Tsirkin
2020-09-25 10:20 ` Michael S. Tsirkin
2020-09-29 6:01 ` Eli Cohen
2020-09-29 6:10 ` Michael S. Tsirkin
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