netdev - Re: [PATCH v3] Renesas Ethernet AVB driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20150422.181728.1904622458656373346.davem@davemloft.net>
Date:	Wed, 22 Apr 2015 18:17:28 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	sergei.shtylyov@...entembedded.com
Cc:	mitsuhiro.kimura.kc@...esas.com, f.fainelli@...il.com,
	robh+dt@...nel.org, pawel.moll@....com, mark.rutland@....com,
	ijc+devicetree@...lion.org.uk, devicetree@...r.kernel.org,
	galak@...eaurora.org, netdev@...r.kernel.org,
	richardcochran@...il.com, linux-sh@...r.kernel.org,
	masaru.nagai.vx@...esas.com
Subject: Re: [PATCH v3] Renesas Ethernet AVB driver

From: Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
Date: Wed, 22 Apr 2015 23:46:52 +0300

> Hello.
> 
> On 04/22/2015 11:42 PM, David Miller wrote:
> 
>>>     Hmm, I've been digging in the net core, and was unable to see where TX
>>>     skb's get their NET_IP_ALIGN bytes reserved. Have I missed something?
>>>     Probably need to print out skb's fields...
> 
>> NET_IP_ALIGN is for receive, not transmit.
> 
>    Hm, then 'skb->data' should be aligned to 4 byte boundary on TX,
>    right?

Yes, TCP even take great pains to ensure this.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html