From: <kuldeep.samasi@wipro.com>
To: <kuldeep.samasi@wipro.com>, <bruce.richardson@intel.com>
Cc: dev@dpdk.org, dev-bounces@dpdk.org
Subject: Re: [dpdk-dev] ["Potential Spoofed"] Re: PMD architecture related to code
Date: Tue, 17 Mar 2015 13:03:58 +0000 [thread overview]
Message-ID: <SIXPR03MB0605D99034FB1E3B7CBFC3E48A030@SIXPR03MB0605.apcprd03.prod.outlook.com> (raw)
In-Reply-To: <SIXPR03MB0605384C3054BE0ABC56EF798A040@SIXPR03MB0605.apcprd03.prod.outlook.com>
HI ,
On PMD any logical flow and code flow for DPDK-1.7.1 .
Suggestions are welcome .
Regards
Kuldeep
-----Original Message-----
From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of kuldeep.samasi@wipro.com
Sent: Saturday, March 14, 2015 1:22 PM
To: bruce.richardson@intel.com
Cc: dev@dpdk.org; dev-bounces@dpdk.org
Subject: ["Potential Spoofed"] Re: [dpdk-dev] PMD architecture related to code
Thank for replay Bruce ,
I am looking code related to NIC to DMA mapping and DMA to user space .
Suggestions are welcome .
Regards,
Kuldeep
-----Original Message-----
From: Bruce Richardson [mailto:bruce.richardson@intel.com]
Sent: Friday, March 13, 2015 8:22 PM
To: Kuldeep Samasi (WT01 - Global Media & Telecom)
Cc: dev@dpdk.org; dev-bounces@dpdk.org
Subject: Re: [dpdk-dev] PMD architecture related to code
On Fri, Mar 13, 2015 at 04:45:47AM +0000, kuldeep.samasi@wipro.com wrote:
> Hi Developer Team ,
>
>
> I am trying add new functionality on Poll Mode driver .
> But I don't have idea how packets are coming to kernel mode and going to user space and doing packet processing DPDK .
The packets never go into the kernel when DPDK is in use. Instead the DPDK PMD configures the NIC to DMA the packets directly into userspace buffers. Hence the high performance.
/Bruce
>
> I need suggestion on which file the PMD architecture defined .
>
>
>
> Regards ,
> Kuldeep
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The information contained in this electronic message and any attachments to this message are intended for the exclusive use of the addressee(s) and may contain proprietary, confidential or privileged information. If you are not the intended recipient, you should not disseminate, distribute or copy this e-mail. Please notify the sender immediately and destroy all copies of this message and any attachments. WARNING: Computer viruses can be transmitted via email. The recipient should check this email and any attachments for the presence of viruses. The company accepts no liability for any damage caused by any virus transmitted by this email. www.wipro.com
prev parent reply other threads:[~2015-03-17 13:06 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-13 4:45 [dpdk-dev] " kuldeep.samasi
2015-03-13 5:18 ` Akshay
2015-03-13 10:45 ` kuldeep.samasi
2015-03-13 10:57 ` Akshay
2015-03-13 14:51 ` Bruce Richardson
2015-03-14 7:52 ` kuldeep.samasi
2015-03-17 13:03 ` kuldeep.samasi [this message]
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