From: Jiri Pirko <jiri@resnulli•us>
To: David Ahern <dsa@cumulusnetworks•com>
Cc: netdev@vger•kernel.org, davem@davemloft•net,
arkadis@mellanox•com, mlxsw@mellanox•com, andrew@lunn•ch,
vivien.didelot@savoirfairelinux•com, f.fainelli@gmail•com,
michael.chan@broadcom•com, ganeshgr@chelsio•com,
saeedm@mellanox•com, matanb@mellanox•com, leonro@mellanox•com,
idosch@mellanox•com, jakub.kicinski@netronome•com,
ast@kernel•org, daniel@iogearbox•net, simon.horman@netronome•com,
pieter.jansenvanvuuren@netronome•com, john.hurley@netronome•com,
alexander.h.duyck@intel•com, linville@tuxdriver•com,
gospo@broadcom•com, steven.lin1@broadcom•com,
yuvalm@mellanox•com, ogerlitz@mellanox•com,
roopa@cumulusnetworks•com
Subject: Re: [patch net-next 00/10] Add support for resource abstraction
Date: Wed, 20 Dec 2017 21:03:10 +0100 [thread overview]
Message-ID: <20171220200310.GE1760@nanopsycho> (raw)
In-Reply-To: <e3533808-a00c-265a-554d-edab794895c3@cumulusnetworks.com>
Wed, Dec 20, 2017 at 08:23:54PM CET, dsa@cumulusnetworks•com wrote:
>On 12/20/17 4:58 AM, Jiri Pirko wrote:
>> From: Jiri Pirko <jiri@mellanox•com>
>>
>> Many of the ASIC's internal resources are limited and are shared between
>> several hardware procedures. For example, unified hash-based memory can
>> be used for many lookup purposes, like FDB and LPM. In many cases the user
>> can provide a partitioning scheme for such a resource in order to perform
>> fine tuning for his application. In such cases performing driver reload is
>> needed for the changes to take place, thus this patchset also adds support
>> for hot reload.
>>
>> Such an abstraction can be coupled with devlink's dpipe interface, which
>> models the ASIC's pipeline as a graph of match/action tables. By modeling
>> the hardware resource object, and by coupling it to several dpipe tables,
>> further visibility can be achieved in order to debug ASIC-wide issues.
>>
>> The proposed interface will provide the user the ability to understand the
>> limitations of the hardware, and receive notification regarding its occupancy.
>> Furthermore, monitoring the resource occupancy can be done in real-time and
>> can be useful in many cases.
>> ---
>> Userspace part prototype can be found at https://github.com/arkadis/iproute2/
>> at resource_dev branch.
>>
>
>The breakout problem I mentioned in the last round of patches has not
>been fixed:
Oops, I guess that we missed that. Thanks!
next prev parent reply other threads:[~2017-12-20 20:03 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-20 11:58 [patch net-next 00/10] Add support for resource abstraction Jiri Pirko
2017-12-20 11:58 ` [patch net-next 01/10] devlink: Add per devlink instance lock Jiri Pirko
2017-12-20 11:58 ` [patch net-next 02/10] devlink: Add support for resource abstraction Jiri Pirko
2017-12-20 19:43 ` David Miller
2017-12-20 20:01 ` Jiri Pirko
2017-12-25 11:12 ` Arkadi Sharshevsky
2017-12-20 11:58 ` [patch net-next 03/10] devlink: Add support for reload Jiri Pirko
2017-12-20 11:58 ` [patch net-next 04/10] devlink: Add relation between dpipe and resource Jiri Pirko
2017-12-20 11:58 ` [patch net-next 05/10] mlxsw: pci: Add support for performing bus reset Jiri Pirko
2017-12-20 11:58 ` [patch net-next 06/10] mlxsw: spectrum: Register KVD resources with devlink Jiri Pirko
2017-12-20 11:58 ` [patch net-next 07/10] mlxsw: spectrum_dpipe: Connect dpipe tables to resources Jiri Pirko
2017-12-20 11:58 ` [patch net-next 08/10] mlxsw: spectrum: Add support for getting kvdl occupancy Jiri Pirko
2017-12-20 11:58 ` [patch net-next 09/10] mlxsw: pci: Add support for getting resource through devlink Jiri Pirko
2017-12-20 11:58 ` [patch net-next 10/10] mlxsw: core: Add support for reload Jiri Pirko
2017-12-20 19:23 ` [patch net-next 00/10] Add support for resource abstraction David Ahern
2017-12-20 20:03 ` Jiri Pirko [this message]
2017-12-20 21:51 ` David Ahern
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=20171220200310.GE1760@nanopsycho \
--to=jiri@resnulli$(echo .)us \
--cc=alexander.h.duyck@intel$(echo .)com \
--cc=andrew@lunn$(echo .)ch \
--cc=arkadis@mellanox$(echo .)com \
--cc=ast@kernel$(echo .)org \
--cc=daniel@iogearbox$(echo .)net \
--cc=davem@davemloft$(echo .)net \
--cc=dsa@cumulusnetworks$(echo .)com \
--cc=f.fainelli@gmail$(echo .)com \
--cc=ganeshgr@chelsio$(echo .)com \
--cc=gospo@broadcom$(echo .)com \
--cc=idosch@mellanox$(echo .)com \
--cc=jakub.kicinski@netronome$(echo .)com \
--cc=john.hurley@netronome$(echo .)com \
--cc=leonro@mellanox$(echo .)com \
--cc=linville@tuxdriver$(echo .)com \
--cc=matanb@mellanox$(echo .)com \
--cc=michael.chan@broadcom$(echo .)com \
--cc=mlxsw@mellanox$(echo .)com \
--cc=netdev@vger$(echo .)kernel.org \
--cc=ogerlitz@mellanox$(echo .)com \
--cc=pieter.jansenvanvuuren@netronome$(echo .)com \
--cc=roopa@cumulusnetworks$(echo .)com \
--cc=saeedm@mellanox$(echo .)com \
--cc=simon.horman@netronome$(echo .)com \
--cc=steven.lin1@broadcom$(echo .)com \
--cc=vivien.didelot@savoirfairelinux$(echo .)com \
--cc=yuvalm@mellanox$(echo .)com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox