netdev - Re: [PATCH] e1000: power off PHY after reset when interface is down

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]

Date:	Wed, 23 Feb 2011 16:02:45 -0800
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	"prasanna.panchamukhi@...erbed.com" 
	<prasanna.panchamukhi@...erbed.com>
Cc:	"Allan, Bruce W" <bruce.w.allan@...el.com>,
	"Pieper, Jeffrey E" <jeffrey.e.pieper@...el.com>,
	"e1000-devel@...ts.sourceforge.net" 
	<e1000-devel@...ts.sourceforge.net>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH] e1000: power off PHY after reset when interface is down

On Tue, 2011-02-22 at 17:25 -0800, prasanna.panchamukhi@...erbed.com
wrote:
> From: Prasanna S. Panchamukhi <prasanna.panchamukhi@...erbed.com>
> 
> Some Phys supported by the e1000 driver do not remain powered off
> across
> a reset of the device when the interface is down, e.g. on 82546.
> This patch powers down (only when WoL is disabled) the PHY after reset
> if
> the interface is down and ethtool diagnostics are not currently
> running.
> 
> Similar problem was see on 82571 controller and was fixed in e1000e
> driver
> by Bruce Allan.
> Please refer commit 31dbe5b4ac6fca72dec946e4d0fa7f0913f1d9b1 for
> details.
> 
> Signed-off-by: Prasanna S. Panchamukhi
> <prasanna.panchamukhi@...erbed.com>
> ---
>  drivers/net/e1000/e1000_ethtool.c |   27 +++++++++++++++++++--------
>  drivers/net/e1000/e1000_main.c    |    7 +++++++
>  2 files changed, 26 insertions(+), 8 deletions(-) 

Thanks Prasanna!  I have added the patch to my queue of e1000 patches.

Download attachment "signature.asc" of type "application/pgp-signature" (491 bytes)