From: "Liu, Jijiang" <jijiang.liu@intel.com>
To: Olivier MATZ <olivier.matz@6wind.com>,
"Ananyev, Konstantin" <konstantin.ananyev@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v3 0/3] enhance TX checksum command and csum forwarding engine
Date: Wed, 21 Jan 2015 03:12:35 +0000 [thread overview]
Message-ID: <1ED644BD7E0A5F4091CF203DAFB8E4CC01DB55DB@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <54BE9B56.7050108@6wind.com>
Hi,
> -----Original Message-----
> From: Olivier MATZ [mailto:olivier.matz@6wind.com]
> Sent: Wednesday, January 21, 2015 2:16 AM
> To: Ananyev, Konstantin; Liu, Jijiang
> Cc: dev@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH v3 0/3] enhance TX checksum command and
> csum forwarding engine
>
>
>
> >>> Ok, and why it should be our problem?
> >>> We have a lot of things done in a different manner then
> >>> linux/freebsd kernel drivers, Why now it became a problem?
> >>
> >> If linux doesn't need an equivalent flag for doing the same thing, it
> >> probably means we don't need it either.
> >
> > Probably yes .... Or probably not.
> > Why do we need to guess what was the intention of guys who wrote that
> part of linux driver?
>
> Because the dpdk looks very similar to that part of linux driver.
A guy from Intel who have already confirmed that the NVGRE is not supported yet in Linux kernel.
He said "So far as I know it is not yet supported and I have no information on when it will be."
> > BTW, the macro for GRE is here:
> > find lib/librte_pmd_i40e/i40e -type f | xargs grep TUN | grep TXD
> > lib/librte_pmd_i40e/i40e/i40e_type.h:#define
> > I40E_TXD_CTX_UDP_TUNNELING (0x1ULL <<
> I40E_TXD_CTX_QW0_NATT_SHIFT)
> > lib/librte_pmd_i40e/i40e/i40e_type.h:#define
> > I40E_TXD_CTX_GRE_TUNNELING (0x2ULL <<
> I40E_TXD_CTX_QW0_NATT_SHIFT)
> >
> > Though it not used (yet?) by some reason.
> >
> >>
>
> Regards,
> Olivier
next prev parent reply other threads:[~2015-01-21 3:12 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-10 1:03 Jijiang Liu
2014-12-10 1:03 ` [dpdk-dev] [PATCH v3 1/3] librte_ether:add outer IP offload capability flag Jijiang Liu
2014-12-11 10:33 ` Olivier MATZ
2014-12-10 1:03 ` [dpdk-dev] [PATCH v3 2/3] i40e:support outer IPv4 checksum capability Jijiang Liu
2014-12-11 10:34 ` Olivier MATZ
2014-12-10 1:03 ` [dpdk-dev] [PATCH v3 3/3] app/testpmd:change tx_checksum command and csum forwarding engine Jijiang Liu
2014-12-11 10:52 ` Olivier MATZ
2014-12-12 4:06 ` Liu, Jijiang
2014-12-11 10:17 ` [dpdk-dev] [PATCH v3 0/3] enhance TX checksum " Olivier MATZ
2014-12-12 3:48 ` Liu, Jijiang
2014-12-12 16:33 ` Olivier MATZ
2015-01-07 2:03 ` Liu, Jijiang
2015-01-07 9:59 ` Ananyev, Konstantin
2015-01-07 11:39 ` Liu, Jijiang
2015-01-07 12:07 ` Ananyev, Konstantin
2015-01-08 8:51 ` Liu, Jijiang
2015-01-08 10:54 ` Ananyev, Konstantin
2015-01-09 10:45 ` Olivier MATZ
2015-01-12 3:41 ` Liu, Jijiang
2015-01-12 11:43 ` Olivier MATZ
2015-01-13 3:04 ` Liu, Jijiang
2015-01-13 9:55 ` Olivier MATZ
2015-01-14 3:01 ` Liu, Jijiang
2015-01-15 13:31 ` Ananyev, Konstantin
2015-01-16 17:27 ` Olivier MATZ
2015-01-19 13:04 ` Ananyev, Konstantin
2015-01-19 14:38 ` Olivier MATZ
2015-01-20 1:12 ` Ananyev, Konstantin
2015-01-20 12:39 ` Olivier MATZ
2015-01-20 15:18 ` Thomas Monjalon
2015-01-20 17:10 ` Stephen Hemminger
2015-01-20 17:23 ` Ananyev, Konstantin
2015-01-20 18:15 ` Olivier MATZ
2015-01-21 3:12 ` Liu, Jijiang [this message]
2015-01-21 15:25 ` Olivier MATZ
2015-01-21 16:28 ` Ananyev, Konstantin
2015-01-21 17:13 ` Olivier MATZ
2015-01-26 4:13 ` Ananyev, Konstantin
2015-01-26 6:02 ` Liu, Jijiang
2015-01-26 14:07 ` Olivier MATZ
2015-01-26 14:15 ` Ananyev, Konstantin
2015-01-27 8:34 ` Olivier MATZ
2015-01-27 15:26 ` Ananyev, Konstantin
2015-01-21 19:44 ` Stephen Hemminger
2015-01-22 1:40 ` Liu, Jijiang
2015-01-21 8:01 ` Liu, Jijiang
2015-01-21 9:10 ` Olivier MATZ
2015-01-21 11:52 ` Ananyev, Konstantin
2015-01-07 13:06 ` Qiu, Michael
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