From: David Miller <davem@davemloft.net>
To: tzungder@gmail.com
Cc: dada1@cosmosbay.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2.6.29.1 1/1] 8139too: fix HW initial flow
Date: Mon, 20 Apr 2009 03:14:39 -0700 (PDT) [thread overview]
Message-ID: <20090420.031439.55595103.davem@davemloft.net> (raw)
In-Reply-To: <528f811a0904191854o3a354e8fif6a8d65f8da94965@mail.gmail.com>
From: Tzungder Lin <tzungder@gmail.com>
Date: Mon, 20 Apr 2009 09:54:10 +0800
> From: Jonathan Lin <tzungder@gmail.com>
>
> While ifconfig eth0 up kernel calls open() of 8139 driver(8139too.c).
> In rtl8139_hw_start() of rtl8139_open(), 8139 driver enable RX before
> setting up the DMA buffer address. In this interval where RX was
> enabled and DMA buffer address is not yet set up, any incoming
> broadcast packet would be send to a strange physical address:
> 0x003e8800 which is the default value of DMA buffer address.
> Unfortunately, this address is used by Linux kernel. So kernel panics.
> This patch fix it by setting up DMA buffer address before RX enabled
> and everything is fine even under broadcast packets attack.
>
> Signed-off-by: Jonathan Lin <tzungder@gmail.com>
Your email client corrupted this patch, breaking up long lines
and substituting tabs with space characters among other things.
Please fix this up and resubmit.
I would suggest trying to send the patch to yourself and then trying
to apply what arrives in your inbox, just as I would.
Thanks.
next prev parent reply other threads:[~2009-04-20 10:15 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-19 10:16 Tzungder Lin
2009-04-19 11:22 ` Eric Dumazet
2009-04-20 1:54 ` Tzungder Lin
2009-04-20 10:14 ` David Miller [this message]
2009-04-20 12:58 jon.lin
2009-04-20 13:28 ` Amos Kong
2009-04-21 8:52 ` David Miller
2009-04-21 9:48 ` Amos Kong
2009-04-21 10:09 ` jon.lin
2009-04-21 10:34 ` Eric Dumazet
2009-04-21 10:30 ` Eric Dumazet
2009-04-22 7:44 ` David Miller
2009-04-21 10:13 [PATCH 2.6.29.1 1/1]8139too:fix " User Tzungder
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