netdev - Re: [Intel-wired-lan] [PATCH V3 RFC 2/2] ixgbe: ixgbe_atr() compute l4_proto only if non-paged data has network/transport headers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1476743871.2326.52.camel@intel.com>
Date:   Mon, 17 Oct 2016 15:37:51 -0700
From:   Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:     Alexander Duyck <alexander.duyck@...il.com>,
        Sowmini Varadhan <sowmini.varadhan@...cle.com>
Cc:     "Duyck, Alexander H" <alexander.h.duyck@...el.com>,
        Netdev <netdev@...r.kernel.org>,
        intel-wired-lan <intel-wired-lan@...ts.osuosl.org>
Subject: Re: [Intel-wired-lan] [PATCH V3 RFC 2/2] ixgbe: ixgbe_atr() compute
 l4_proto only if non-paged data has network/transport headers

On Mon, 2016-10-17 at 15:29 -0700, Alexander Duyck wrote:
> On Mon, Oct 17, 2016 at 2:12 PM, Sowmini Varadhan
> <sowmini.varadhan@...cle.com> wrote:
> > 
> > For some Tx paths (e.g., tpacket_snd()), ixgbe_atr may be
> > passed down an sk_buff that has the network and transport
> > header in the paged data, so it needs to make sure these
> > headers are available in the headlen bytes to calculate the
> > l4_proto.
> > 
> > This patch expect that network and transport headers are
> > already available in the non-paged header dat.  The assumption
> > is that the caller has set this up if l4_proto based Tx
> > steering is desired.
> > 
> > Signed-off-by: Sowmini Varadhan <sowmini.varadhan@...cle.com>
> 
> This all looks correct to me.  I would recommend having Jeff pull it
> in to be submitted to the net queue.
> 
> Reviewed-by: Alexander Duyck <alexander.h.duyck@...el.com>

Sowmini, can you re-submit this to intel-wired-lan but without the RFC in
the title?
Download attachment "signature.asc" of type "application/pgp-signature" (820 bytes)