From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: virtio-comment-return-574-cohuck=redhat.com@lists.oasis-open.org Sender: List-Post: List-Help: List-Unsubscribe: List-Subscribe: Received: from lists.oasis-open.org (oasis-open.org [10.110.1.242]) by lists.oasis-open.org (Postfix) with ESMTP id 23E5F985DED for ; Fri, 30 Nov 2018 20:10:08 +0000 (UTC) Date: Fri, 30 Nov 2018 15:10:02 -0500 From: "Michael S. Tsirkin" Message-ID: <20181130150810-mutt-send-email-mst@kernel.org> References: <20181015094130.244529-1-yuri.benditovich@daynix.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181015094130.244529-1-yuri.benditovich@daynix.com> Subject: Re: [virtio-comment] content: RSC extension support for virtio-net To: Yuri Benditovich Cc: virtio-comment@lists.oasis-open.org List-ID: On Mon, Oct 15, 2018 at 12:41:30PM +0300, Yuri Benditovich wrote: > Allocates feature bit for extended RSC (receive > side coalescing) support. If the device supports > this feature, it is able to process duplicated > ACKs and report number of coalesced TCP segments > amd number of received duplicated ACKs. > > Fixes: https://github.com/oasis-tcs/virtio-spec/issues/20 > > Signed-off-by: Yuri Benditovich > --- > content.tex | 39 ++++++++++++++++++++++++++++++--------- > 1 file changed, 30 insertions(+), 9 deletions(-) > > diff --git a/content.tex b/content.tex > index be18234..17d83af 100644 > --- a/content.tex > +++ b/content.tex > @@ -2525,6 +2525,10 @@ features. > > \item[VIRTIO_NET_F_CTRL_MAC_ADDR(23)] Set MAC address through control > channel. > + > +\item[VIRTIO_NET_F_RSC_EXT(38)] Device can process duplicated ACKs > + and report number of coalesced segments and duplicated ACKs > + > \end{description} > > \subsubsection{Feature bit requirements}\label{sec:Device Types / Network Device / Feature bits / Feature bit requirements} So I went to apply this and I noticed that other devices started growing from bit 64 downward. So e.g. VIRTIO_NET_F_STANDBY is bit 62 now. Is it to late to tweak this bit to match? E.g. to use bit 61? Or was some driver with this feature already get released? -- MST This publicly archived list offers a means to provide input to the OASIS Virtual I/O Device (VIRTIO) TC. In order to verify user consent to the Feedback License terms and to minimize spam in the list archive, subscription is required before posting. Subscribe: virtio-comment-subscribe@lists.oasis-open.org Unsubscribe: virtio-comment-unsubscribe@lists.oasis-open.org List help: virtio-comment-help@lists.oasis-open.org List archive: https://lists.oasis-open.org/archives/virtio-comment/ Feedback License: https://www.oasis-open.org/who/ipr/feedback_license.pdf List Guidelines: https://www.oasis-open.org/policies-guidelines/mailing-lists Committee: https://www.oasis-open.org/committees/virtio/ Join OASIS: https://www.oasis-open.org/join/