From: David Miller <davem@davemloft.net>
To: romieu@fr.zoreil.com
Cc: avillaci@fiec.espol.edu.ec, thomas.pi@arcor.de, jducourt@free.fr,
hayeswang@realtek.com, netdev@vger.kernel.org
Subject: Re: [PATCH 1/1] r8169: fix unsigned int wraparound with TSO
Date: Tue, 08 May 2012 19:35:05 -0400 (EDT) [thread overview]
Message-ID: <20120508.193505.1334053438503113320.davem@davemloft.net> (raw)
In-Reply-To: <20120508220006.GA22733@electric-eye.fr.zoreil.com>
From: Francois Romieu <romieu@fr.zoreil.com>
Date: Wed, 9 May 2012 00:00:06 +0200
> From: Julien Ducourthial <jducourt@free.fr>
>
> The r8169 may get stuck or show bad behaviour after activating TSO :
> the net_device is not stopped when it has no more TX descriptors.
> This problem comes from TX_BUFS_AVAIL which may reach -1 when all
> transmit descriptors are in use. The patch simply tries to keep positive
> values.
>
> Tested with 8111d(onboard) on a D510MO, and with 8111e(onboard) on a
> Zotac 890GXITX.
>
> Signed-off-by: Julien Ducourthial <jducourt@free.fr>
> Acked-by: Francois Romieu <romieu@fr.zoreil.com>
Applied and queued up for -stable, thanks.
prev parent reply other threads:[~2012-05-08 23:36 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-08 22:00 [PATCH 1/1] r8169: fix unsigned int wraparound with TSO Francois Romieu
2012-05-08 23:35 ` David Miller [this message]
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