From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <dev-bounces@dpdk.org> Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id C4314A04EF; Mon, 25 May 2020 09:52:38 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id E38951D6F1; Mon, 25 May 2020 09:52:37 +0200 (CEST) Received: from mail-il1-f193.google.com (mail-il1-f193.google.com [209.85.166.193]) by dpdk.org (Postfix) with ESMTP id 20E3C1D6A4 for <dev@dpdk.org>; Mon, 25 May 2020 09:52:37 +0200 (CEST) Received: by mail-il1-f193.google.com with SMTP id w18so16505224ilm.13 for <dev@dpdk.org>; Mon, 25 May 2020 00:52:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=CgSAFk+1+hpcLALkY0Z0zctMs99tjYYi5KJzqCAl+FA=; b=R3j2s5xleMaWSnYi2sX7ICrqQ87wgv7GAG0GtBz+DsCHkC1JqPN1Q+8ghcSG6ci6y7 sQMUW7YJ4LRN0mkLoHXHbDLGgX/k6g991UxkGOxO1uRdCWobxXkRa6VEBScQdogERvs5 AiBCM+8mjLJfUJLejbt3ZbclwoHVPwHMAjtbQGOqHEW7cQDdwPcskXp+3cgUM9QSViov MYetRjG+oz9qkrw5TwTQbUmz8tk8DwjpccAYp8wShrXngimkrBXKH3qrjDbLJZx6CUBo MDk0LnTWdT7EWXe49P9rMr/mgB47m0Q0fm6ezywreiGdyV6he/dRHVnJXA7lvlnrBG9M dtTA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=CgSAFk+1+hpcLALkY0Z0zctMs99tjYYi5KJzqCAl+FA=; b=SeqdmxjFhA+7D7PMZPCbVOrochKSoHaf+Tm/xLckn7jvv+460yGQrm4JJwMSF0PoSv D77tNdYrLzK6jL5IYOCPkXVYMsH67IGVqkBiO213Bt6k5a4wcjznTunizwiudrKRL6/l T6/RvIoI2pmfojcjRD+vMYJXyqI6fpW42iP1pSyDDmNQ9Su0XZ7Dk2VgkBEgprqsuH2r nCD7j1fjKwsyYd5WAzRqZtYhVQw+VM6jKnL8gw+C+snrP5nag58FxEfOMJIj+Z1Mor1V UVMM84egvpTVEcb/UsOYlnawWmGqmC9fOGX4BRV/9V+SQ21GgjEKKXTD2Hu4acWIRg6l SWIw== X-Gm-Message-State: AOAM532q62XtS6xkNnpFoUSHFXJI0su+H9wmrJE2w3ekyCFPSuYM4klA 7yu/HJbRJLJNEiGHqOtjqlVx0jvTUAUVUttwKXE= X-Google-Smtp-Source: ABdhPJyM4lyc28qSO125LTXkcWRJKbFbox7Ag+bO+V4Xw42+TmsIBN54F41EpAclEjcG80F2U0D2uyOTQUySw+L0EWk= X-Received: by 2002:a92:d188:: with SMTP id z8mr22066806ilz.60.1590393156244; Mon, 25 May 2020 00:52:36 -0700 (PDT) MIME-Version: 1.0 References: <20200523140750.3967959-1-jerinj@marvell.com> <20200525054606.4187060-1-jerinj@marvell.com> <25d32839-a0e9-5d47-1354-a330c5d49831@redhat.com> In-Reply-To: <25d32839-a0e9-5d47-1354-a330c5d49831@redhat.com> From: Jerin Jacob <jerinjacobk@gmail.com> Date: Mon, 25 May 2020 13:22:20 +0530 Message-ID: <CALBAE1NODqvZS3Dwe=6D0qFOrAZHLUj8ccVFBkTcFfKSE7=OeA@mail.gmail.com> To: Maxime Coquelin <maxime.coquelin@redhat.com> Cc: Jerin Jacob <jerinj@marvell.com>, dpdk-dev <dev@dpdk.org>, Ray Kinsella <mdr@ashroe.eu>, Neil Horman <nhorman@tuxdriver.com>, John McNamara <john.mcnamara@intel.com>, Marko Kovacevic <marko.kovacevic@intel.com>, Thomas Monjalon <thomas@monjalon.net>, David Marchand <david.marchand@redhat.com> Content-Type: text/plain; charset="UTF-8" Subject: Re: [dpdk-dev] [PATCH v2] doc: announce the removal of legacy virtio support X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> Errors-To: dev-bounces@dpdk.org Sender: "dev" <dev-bounces@dpdk.org> On Mon, May 25, 2020 at 1:03 PM Maxime Coquelin <maxime.coquelin@redhat.com> wrote: > > Hi Jerrin, Hi Maxime, > > I think what was agreed wasn't to remove Legacy Virtio support, > but instead remove support for probing legacy Virtio devices when they > are not bound to any Kernel drivers. > > It should still be possible to use these legacy Virtio devices when > bound to VFIO or UIO. I was not aware that legacy virtio can be used with VFIO or UIO. I will send the v3. > > Regards, > Maximle > > On 5/25/20 7:46 AM, jerinj@marvell.com wrote: > > From: Jerin Jacob <jerinj@marvell.com> > > > > The legacy virtio feature is not architecture agnostics. > > It relies on x86 IO port scheme support for its working. > > > > The legacy virtio is only the consumer of RTE_KDRV_NONE in DPDK PCI > > subsystem. Legacy virtio removal will also optimize DPDK PCI enumeration > > management as it does not need to probe RTE_KDRV_NONE based > > devices anymore. > > > > Legacy virtio feature removal is planned in the v20.11 release. > > > > More details at http://patches.dpdk.org/patch/69351/ > > > > Cc: maxime.coquelin@redhat.com > > Cc: david.marchand@redhat.com > > Signed-off-by: Jerin Jacob <jerinj@marvell.com> > > --- > > doc/guides/rel_notes/deprecation.rst | 8 ++++++++ > > 1 file changed, 8 insertions(+) > > > > diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst > > index cf8b1eb7b..79a03432c 100644 > > --- a/doc/guides/rel_notes/deprecation.rst > > +++ b/doc/guides/rel_notes/deprecation.rst > > @@ -107,3 +107,11 @@ Deprecation Notices > > Python 2 support will be completely removed in 20.11. > > In 20.08, explicit deprecation warnings will be displayed when running > > scripts with Python 2. > > + > > +* virtio: The legacy virtio feature is not architecture agnostics. > > + It relies on x86 IO port scheme support for its working. > > + The legacy virtio is only the consumer of RTE_KDRV_NONE in DPDK PCI subsystem. > > + Legacy virtio removal will also optimize DPDK PCI enumeration management as > > + it does not need to probe RTE_KDRV_NONE based devices anymore. > > + Legacy virtio feature removal is planned in the v20.11 release. > > + More details at http://patches.dpdk.org/patch/69351/ > > >