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From: Stephen Hemminger <stephen@networkplumber.org>
To: Liron Himi <lironh@marvell.com>
Cc: dpdk-dev <dev@dpdk.org>
Subject: Re: [dpdk-dev] [EXT] Re:  input port in mbuf
Date: Wed, 6 May 2020 13:10:31 -0700
Message-ID: <20200506131031.6379f80a@hermes.lan> (raw)
In-Reply-To: <DM5PR18MB22143F34E1B5946343E6A216C6A40@DM5PR18MB2214.namprd18.prod.outlook.com>

On Wed, 6 May 2020 19:48:26 +0000
Liron Himi <lironh@marvell.com> wrote:

> Fine. Is there another location or option to save this information?
> 
> Regards,
> Liron
> 
> -----Original Message-----
> From: Stephen Hemminger <stephen@networkplumber.org> 
> Sent: Wednesday, 6 May 2020 22:43
> To: Liron Himi <lironh@marvell.com>
> Cc: dpdk-dev <dev@dpdk.org>
> Subject: [EXT] Re: [dpdk-dev] input port in mbuf
> 
> External Email
> 
> ----------------------------------------------------------------------
> On Wed, 6 May 2020 19:21:30 +0000
> Liron Himi <lironh@marvell.com> wrote:
> 
> > Hi,
> > 
> > We need to save the input port in the mbuf in order to return the buffer to the right hw pool.
> > For now we use the 'port' in the mbuf as it is supposed to be for this exact purpose.
> > But we noticed that some applications are override it with the destination port.
> > 
> > What should be the right behavior?
> > is there another location that that this information can be stored and read only by the ethdev drivers?
> > 
> > Regards,
> > Liron
> >   
> 
> There is no requirement that input port is unmodified by the application.

The memory pool is already in the mbuf, should go there.

  reply	other threads:[~2020-05-06 20:10 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-06 19:21 [dpdk-dev] " Liron Himi
2020-05-06 19:42 ` Stephen Hemminger
2020-05-06 19:48   ` [dpdk-dev] [EXT] " Liron Himi
2020-05-06 20:10     ` Stephen Hemminger [this message]
2020-05-06 20:17       ` Liron Himi
2020-05-06 20:23         ` Stephen Hemminger
2021-01-16 20:01           ` Liron Himi
2021-01-27 16:58             ` Tom Barbette
2021-01-27 17:59               ` Liron Himi
2020-05-06 22:10         ` Ananyev, Konstantin

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