netdev - Re: [PATCH vhost 04/17] virtio_ring: split: remove double check of the unmap ops

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Message-ID: <CACGkMEskm6O0q86LOJGndiCmaTCnoqKYWVct_g-0fwV3c+_1fw@mail.gmail.com>
Date: Thu, 1 Feb 2024 13:47:19 +0800
From: Jason Wang <jasowang@...hat.com>
To: "Michael S. Tsirkin" <mst@...hat.com>
Cc: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>, virtualization@...ts.linux.dev, 
	Richard Weinberger <richard@....at>, Anton Ivanov <anton.ivanov@...bridgegreys.com>, 
	Johannes Berg <johannes@...solutions.net>, "David S. Miller" <davem@...emloft.net>, 
	Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
	Hans de Goede <hdegoede@...hat.com>, Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>, 
	Vadim Pasternak <vadimp@...dia.com>, Bjorn Andersson <andersson@...nel.org>, 
	Mathieu Poirier <mathieu.poirier@...aro.org>, Cornelia Huck <cohuck@...hat.com>, 
	Halil Pasic <pasic@...ux.ibm.com>, Eric Farman <farman@...ux.ibm.com>, 
	Heiko Carstens <hca@...ux.ibm.com>, Vasily Gorbik <gor@...ux.ibm.com>, 
	Alexander Gordeev <agordeev@...ux.ibm.com>, Christian Borntraeger <borntraeger@...ux.ibm.com>, 
	Sven Schnelle <svens@...ux.ibm.com>, Alexei Starovoitov <ast@...nel.org>, 
	Daniel Borkmann <daniel@...earbox.net>, Jesper Dangaard Brouer <hawk@...nel.org>, 
	John Fastabend <john.fastabend@...il.com>, Benjamin Berg <benjamin.berg@...el.com>, 
	Yang Li <yang.lee@...ux.alibaba.com>, linux-um@...ts.infradead.org, 
	netdev@...r.kernel.org, platform-driver-x86@...r.kernel.org, 
	linux-remoteproc@...r.kernel.org, linux-s390@...r.kernel.org, 
	kvm@...r.kernel.org, bpf@...r.kernel.org
Subject: Re: [PATCH vhost 04/17] virtio_ring: split: remove double check of
 the unmap ops

On Wed, Jan 31, 2024 at 5:43 PM Michael S. Tsirkin <mst@...hat.com> wrote:
>
> On Wed, Jan 31, 2024 at 05:12:22PM +0800, Jason Wang wrote:
> > I post a patch to store flags unconditionally at:
> >
> > https://lore.kernel.org/all/20220224122655-mutt-send-email-mst@kernel.org/
>
> what happened to it btw?

Haven't got time for a benchmark. We can evaluate whether we still
need it here and do the benchmark if yes.

Thanks

>
> --
> MST
>