linux-kernel - Re: [PATCH 1/6] virtio: wrap find

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Date:   Fri, 31 Mar 2017 12:04:55 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     "Michael S. Tsirkin" <mst@...hat.com>
Cc:     linux-kernel@...r.kernel.org,
        John Fastabend <john.fastabend@...il.com>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Amit Shah <amit@...nel.org>, Gonglei <arei.gonglei@...wei.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        David Airlie <airlied@...ux.ie>,
        Gerd Hoffmann <kraxel@...hat.com>,
        Dmitry Tarnyagin <dmitry.tarnyagin@...kless.no>,
        Ohad Ben-Cohen <ohad@...ery.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Stefan Hajnoczi <stefanha@...hat.com>,
        virtualization@...ts.linux-foundation.org,
        linux-crypto@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        netdev@...r.kernel.org, linux-remoteproc@...r.kernel.org,
        linux-scsi@...r.kernel.org, kvm@...r.kernel.org
Subject: Re: [PATCH 1/6] virtio: wrap find_vqs



On 2017年03月30日 22:32, Michael S. Tsirkin wrote:
> On Thu, Mar 30, 2017 at 02:00:08PM +0800, Jason Wang wrote:
>>
>> On 2017年03月30日 04:48, Michael S. Tsirkin wrote:
>>> We are going to add more parameters to find_vqs, let's wrap the call so
>>> we don't need to tweak all drivers every time.
>>>
>>> Signed-off-by: Michael S. Tsirkin<mst@...hat.com>
>>> ---
>> A quick glance and it looks ok, but what the benefit of this series, is it
>> required by other changes?
>>
>> Thanks
> Yes - to avoid touching all devices when doing the rest of
> the patchset.

Maybe I'm not clear. I mean the benefit of this series not this single 
patch. I guess it may be used by you proposal that avoid reset when set 
XDP? If yes, do we really want to drop some packets after XDP is set?

Thanks