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 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
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=1ED644BD7E0A5F4091CF203DAFB8E4CC01DB55DB@SHSMSX101.ccr.corp.intel.com \ --to=jijiang.liu@intel.com \ --cc=dev@dpdk.org \ --cc=konstantin.ananyev@intel.com \ --cc=olivier.matz@6wind.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
DPDK patches and discussions This inbox may be cloned and mirrored by anyone: git clone --mirror https://inbox.dpdk.org/dev/0 dev/git/0.git # If you have public-inbox 1.1+ installed, you may # initialize and index your mirror using the following commands: public-inbox-init -V2 dev dev/ https://inbox.dpdk.org/dev \ dev@dpdk.org public-inbox-index dev Example config snippet for mirrors. Newsgroup available over NNTP: nntp://inbox.dpdk.org/inbox.dpdk.dev AGPL code for this site: git clone https://public-inbox.org/public-inbox.git