From: Sowmini Varadhan <sowmini.varadhan@oracle.com>
To: Willem de Bruijn <willemdebruijn.kernel@gmail.com>
Cc: linux-kselftest@vger.kernel.org,
Network Development <netdev@vger.kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Willem de Bruijn <willemb@google.com>,
David Miller <davem@davemloft.net>,
shuah@kernel.org
Subject: Re: [PATCH net-next 2/2] tools: psock_tpacket: verify that packet was received on lo before counting it
Date: Wed, 4 Jan 2017 10:13:46 -0500 [thread overview]
Message-ID: <20170104151346.GE9641@oracle.com> (raw)
In-Reply-To: <CAF=yD-KUw8M+RGnN2eXLVgv836F6mxd4+b0h=2CP6X7mv+ScWg@mail.gmail.com>
On (01/04/17 10:03), Willem de Bruijn wrote:
>
> This approach is less restrictive. It still allows incorrect packets
> to be enqueued in the time between the socket call and attaching the
> bpf filter. Also, if packets are restricted to a single packet, using
> bind with sll_ifindex is simpler.
Do you want me to change this to first set up pfsocket() with
proto 0, then set up filter, and then bind_ring() to the desired
ifindex with ETH_P_ALL?
I can spin out v2 (and if I have to that, I can also fix the
comments) if you feel strongly about it.
--Sowmini
next prev parent reply other threads:[~2017-01-04 15:14 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-03 23:27 [PATCH net-next 0/2] tools: psock_tpacket bug fixes Sowmini Varadhan
2017-01-03 23:27 ` [PATCH net-next 1/2] tools: psock_lib: tighten conditions checked in sock_setfilter Sowmini Varadhan
2017-01-04 14:27 ` Willem de Bruijn
2017-01-03 23:27 ` [PATCH net-next 2/2] tools: psock_tpacket: verify that packet was received on lo before counting it Sowmini Varadhan
2017-01-04 14:30 ` Willem de Bruijn
2017-01-04 14:44 ` Sowmini Varadhan
2017-01-04 15:03 ` Willem de Bruijn
2017-01-04 15:13 ` Sowmini Varadhan [this message]
2017-01-04 16:07 ` Willem de Bruijn
2017-01-04 16:12 ` Sowmini Varadhan
2017-01-04 16:24 ` Willem de Bruijn
2017-01-04 16:27 ` Sowmini Varadhan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170104151346.GE9641@oracle.com \
--to=sowmini.varadhan@oracle.com \
--cc=daniel@iogearbox.net \
--cc=davem@davemloft.net \
--cc=linux-kselftest@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=shuah@kernel.org \
--cc=willemb@google.com \
--cc=willemdebruijn.kernel@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.