linux-kernel - Re: [Regression][v3.10][v3.11] net: Kill link between CSUM and SG features.

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: <CALnjE+oCeo=T+F3BvTBtcV7oDMPLJAEz1p1sjRGxmE8Wq8gWAg@mail.gmail.com>
Date:	Tue, 16 Jul 2013 11:29:32 -0700
From:	Pravin Shelar <pshelar@...ira.com>
To:	Joseph Salisbury <joseph.salisbury@...onical.com>
Cc:	davem@...emloft.net, ben.howard@...onical.com, edumazet@...gle.com,
	xiyou.wangcong@...il.com, alexander.h.duyck@...el.com,
	jiri@...nulli.us, netdev@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>, kys@...rosoft.com,
	haiyangz@...rosoft.com
Subject: Re: [Regression][v3.10][v3.11] net: Kill link between CSUM and SG features.

On Tue, Jul 16, 2013 at 11:09 AM, Joseph Salisbury
<joseph.salisbury@...onical.com> wrote:
> Hi Pravin,
>
> A bug was opened against the Ubuntu kernel[0].  After a kernel bisect,
> it was found that reverting the following commit resolved this bug:
>
> commit ec5f061564238892005257c83565a0b58ec79295
> Author: Pravin B Shelar <pshelar@...ira.com>
> Date:   Thu Mar 7 09:28:01 2013 +0000
>
>     net: Kill link between CSUM and SG features.
>
>
> The regression was introduced as of v3.10-rc1.
>
> I see that you are the author of this patch, so I wanted to run this by
> you.  I was thinking of requesting a revert for v3.11, but I wanted to
> get your feedback first.
>
>
This issue was reported before and turning off sg solves problem for
HyperV driver. Drivers (intel and bnx2x) that I tested works fine with
this patch. Have you seen the issue on any other NIC?


> Thanks,
>
> Joe
>
> [0] http://pad.lv/1200243
>
> --
> 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
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/