linux-kernel - Re: [PATCH 1/3] net: mv643xx_eth: update statistics timer from timer context only

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: <20131002121701.GI31178@titan.lakedaemon.net>
Date:	Wed, 2 Oct 2013 08:17:01 -0400
From:	Jason Cooper <jason@...edaemon.net>
To:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Cc:	David Miller <davem@...emloft.net>,
	Lennert Buytenhek <buytenh@...tstofly.org>,
	netdev@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] net: mv643xx_eth: update statistics timer from
 timer context only

On Wed, Oct 02, 2013 at 12:57:20PM +0200, Sebastian Hesselbarth wrote:
> Each port driver installs a periodic timer to update port statistics
> by calling mib_counters_update. As mib_counters_update is also called
> from non-timer context, we should not reschedule the timer there but
> rather move it to timer-only context.
> 
> Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
> ---
> Cc: David Miller <davem@...emloft.net>
> Cc: Lennert Buytenhek <buytenh@...tstofly.org>
> Cc: Jason Cooper <jason@...edaemon.net>
> Cc: netdev@...r.kernel.org
> Cc: linux-arm-kernel@...ts.infradead.org
> Cc: linux-kernel@...r.kernel.org
> ---
>  drivers/net/ethernet/marvell/mv643xx_eth.c |    4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)

Acked-by: Jason Cooper <jason@...edaemon.net>

Introduced by:

  4ff3495a mv643xx_eth: enforce frequent hardware statistics polling

which goes all the way back to v2.6.28

thx,

Jason.
--
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/