From: Shahaf Shuler <shahafs@mellanox.com>
To: Ophir Munk <ophirmu@mellanox.com>,
Ilya Maximets <i.maximets@samsung.com>,
Wenzhuo Lu <wenzhuo.lu@intel.com>,
Jingjing Wu <jingjing.wu@intel.com>,
Bernard Iremonger <bernard.iremonger@intel.com>,
"dev@dpdk.org" <dev@dpdk.org>,
Adrien Mazarguil <adrien.mazarguil@6wind.com>
Cc: Asaf Penso <asafp@mellanox.com>,
Thomas Monjalon <thomas@monjalon.net>,
Olga Shern <olgas@mellanox.com>,
"stable@dpdk.org" <stable@dpdk.org>,
Ferruh Yigit <ferruh.yigit@intel.com>
Subject: Re: [dpdk-dev] [v2] app/testpmd: revert setting default RSS
Date: Sun, 11 Nov 2018 11:41:49 +0000 [thread overview]
Message-ID: <DB7PR05MB4426366025DF8E0CFE80BD06C3C00@DB7PR05MB4426.eurprd05.prod.outlook.com> (raw)
In-Reply-To: <VI1PR0502MB3743A622F01A93AF2C3B1843D1C00@VI1PR0502MB3743.eurprd05.prod.outlook.com>
Sunday, November 11, 2018 11:56 AM, Ophir Munk:
> Subject: RE: [v2] app/testpmd: revert setting default RSS
> > On 09.11.2018 12:38, Ophir Munk wrote:
> > > This reverts the patch that enables default RSS action by setting
> > > key=NULL and key_len=0.
> > > In current testpmd implementation a key pointer must exist if
> > > key_len!=0. For example, the following flow rule will cause a
> > > segmentation fault:
> > > flow create 0 <pattern> actions rss queues 0 1 end key_len 40 / end
> >
> > Maybe it's better to check that 'key_len' and 'key' passed both or none?
>
> I agree. However I don't see this option easily added to current testpmd flow
> implementation.
> Adrien - how would you recommend adding this check?
> Please note that currently if no key and no key_len are specified - testpmd
> still assign a dummy string.
AFAIU, this patch is to restore the previous behavior of testpmd. it might not be perfect, yet worked.
The current mode is that testpmd is broken.
So I suggest to take this patch as is, and have the optimization later/in other release.
next prev parent reply other threads:[~2018-11-11 11:41 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-09 9:02 [dpdk-dev] [PATCH v1] app/testpmd: revert setting default rss Ophir Munk
2018-11-09 9:38 ` [dpdk-dev] [PATCH v2] app/testpmd: revert setting default RSS Ophir Munk
[not found] ` <CGME20181109104253eucas1p1b60fccca0a181cc6bb974a3aea697748@eucas1p1.samsung.com>
2018-11-09 10:42 ` [dpdk-dev] [v2] " Ilya Maximets
2018-11-11 9:56 ` Ophir Munk
2018-11-11 11:41 ` Shahaf Shuler [this message]
2018-11-12 14:49 ` [dpdk-dev] [dpdk-stable] [PATCH v2] " Ferruh Yigit
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