From: Ido Schimmel <idosch@idosch.org>
To: Jiri Pirko <jiri@resnulli.us>
Cc: netdev@vger.kernel.org, davem@davemloft.net, yotamg@mellanox.com,
idosch@mellanox.com, eladr@mellanox.com, nogahf@mellanox.com,
ogerlitz@mellanox.com, jhs@mojatatu.com, geert+renesas@glider.be,
stephen@networkplumber.org, xiyou.wangcong@gmail.com,
linux@roeck-us.net, roopa@cumulusnetworks.com,
john.fastabend@gmail.com, simon.horman@netronome.com,
mrv@mojatatu.com
Subject: Re: [patch net-next 4/4] mlxsw: spectrum: Add packet sample offloading support
Date: Sun, 22 Jan 2017 14:04:56 +0200 [thread overview]
Message-ID: <20170122120456.GA20356@splinter.mtl.com> (raw)
In-Reply-To: <1485085487-2652-5-git-send-email-jiri@resnulli.us>
On Sun, Jan 22, 2017 at 12:44:47PM +0100, Jiri Pirko wrote:
> From: Yotam Gigi <yotamg@mellanox.com>
>
> Using the MPSC register, add the functions that configure port-based
> packet sampling in hardware and the necessary datatypes in the
> mlxsw_sp_port struct. In addition, add the necessary trap for sampled
> packets and integrate with matchall offloading to allow offloading of the
> sample tc action.
>
> The current offload support is for the tc command:
>
> tc filter add dev <DEV> parent ffff: \
> matchall skip_sw \
> action sample rate <RATE> group <GROUP> [trunc <SIZE>]
>
> Where only ingress qdiscs are supported, and only a combination of
> matchall classifier and sample action will lead to activating hardware
> packet sampling.
>
> Signed-off-by: Yotam Gigi <yotamg@mellanox.com>
> Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
prev parent reply other threads:[~2017-01-22 12:05 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-22 11:44 [patch net-next 0/4] Add support for offloading packet-sampling Jiri Pirko
2017-01-22 11:44 ` [patch net-next 1/4] net: Introduce psample, a new genetlink channel for packet sampling Jiri Pirko
2017-01-22 13:19 ` Jamal Hadi Salim
2017-01-23 23:57 ` Stephen Hemminger
2017-01-24 6:48 ` Jiri Pirko
2017-01-22 11:44 ` [patch net-next 2/4] net/sched: Introduce sample tc action Jiri Pirko
2017-01-22 13:16 ` Jamal Hadi Salim
2017-01-22 13:28 ` Yotam Gigi
2017-01-22 14:29 ` Roman Mashak
2017-01-22 11:44 ` [patch net-next 3/4] mlxsw: reg: add the Monitoring Packet Sampling Configuration Register Jiri Pirko
2017-01-22 11:44 ` [patch net-next 4/4] mlxsw: spectrum: Add packet sample offloading support Jiri Pirko
2017-01-22 12:04 ` Ido Schimmel [this message]
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=20170122120456.GA20356@splinter.mtl.com \
--to=idosch@idosch.org \
--cc=davem@davemloft.net \
--cc=eladr@mellanox.com \
--cc=geert+renesas@glider.be \
--cc=idosch@mellanox.com \
--cc=jhs@mojatatu.com \
--cc=jiri@resnulli.us \
--cc=john.fastabend@gmail.com \
--cc=linux@roeck-us.net \
--cc=mrv@mojatatu.com \
--cc=netdev@vger.kernel.org \
--cc=nogahf@mellanox.com \
--cc=ogerlitz@mellanox.com \
--cc=roopa@cumulusnetworks.com \
--cc=simon.horman@netronome.com \
--cc=stephen@networkplumber.org \
--cc=xiyou.wangcong@gmail.com \
--cc=yotamg@mellanox.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.