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From: Madhuker Mythri <madhuker.mythri@oracle.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"ferruh.yigit@amd.com" <ferruh.yigit@amd.com>
Subject: RE: [External] : Re: [PATCH] net/tap: Modified TAP BPF program as per the Kernel-version upgrade requirements.
Date: Sat, 13 Jan 2024 17:52:34 +0000	[thread overview]
Message-ID: <SJ0PR10MB4798C2D09B6CE67DC7C838CB976E2@SJ0PR10MB4798.namprd10.prod.outlook.com> (raw)
In-Reply-To: <20240112084224.5121cce4@hermes.local>

That's true, SKB pointer access denied and throws error.
So, I have to replace with this BPF helper functions.


-----Original Message-----
From: Stephen Hemminger <stephen@networkplumber.org> 
Sent: 12 January 2024 22:12
To: Madhuker Mythri <madhuker.mythri@oracle.com>
Cc: dev@dpdk.org; ferruh.yigit@amd.com
Subject: [External] : Re: [PATCH] net/tap: Modified TAP BPF program as per the Kernel-version upgrade requirements.

On Fri, 12 Jan 2024 19:18:21 +0530
madhuker.mythri@oracle.com wrote:

> 2) Kernel SKB data pointer access not allowed, instead use the BPF helper functions.

This is not true, many of the current kernel BPF examples uses skb pointer.

  reply	other threads:[~2024-01-13 17:52 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-12 13:48 madhuker.mythri
2024-01-12 16:40 ` Stephen Hemminger
2024-01-12 16:41 ` Stephen Hemminger
2024-01-13 17:50   ` [External] : " Madhuker Mythri
2024-01-13 18:05     ` Stephen Hemminger
2024-01-16 16:43     ` Stephen Hemminger
2024-01-12 16:42 ` Stephen Hemminger
2024-01-13 17:52   ` Madhuker Mythri [this message]
2024-01-13 18:06     ` [External] : " Stephen Hemminger
2024-01-16  5:43       ` Madhuker Mythri
2024-01-16 16:40         ` Stephen Hemminger
2024-01-17  3:25         ` Stephen Hemminger
2024-01-17 16:19           ` Madhuker Mythri
2024-01-12 16:43 ` Stephen Hemminger
2024-01-12 16:46 ` Stephen Hemminger
2024-01-13 17:55   ` [External] : " Madhuker Mythri
2024-01-12 17:53 ` [RFC v3] tap: rework the BPF header parsing Stephen Hemminger
2024-02-07 18:55 ` [PATCH] net/tap: Modified TAP BPF program as per the Kernel-version upgrade requirements Stephen Hemminger

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