From: Larry Finger <Larry.Finger@lwfinger.net>
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: David Miller <davem@davemloft.net>,
ncardwell@google.com, linville@tuxdriver.com,
linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: Regression associated with commit c8628155ece3 - "tcp: reduce out_of_order memory use"
Date: Mon, 27 Aug 2012 15:39:27 -0500 [thread overview]
Message-ID: <503BDAFF.9080904@lwfinger.net> (raw)
In-Reply-To: <1346091701.26634.6.camel@edumazet-glaptop>
On 08/27/2012 01:21 PM, Eric Dumazet wrote:
> On Mon, 2012-08-27 at 12:55 -0500, Larry Finger wrote:
>
>> I have prepared a patch to fix all the unchecked allocations.
>>
>> Over the weekend I made some progress. To test the latest vendor driver, I
>> installed a 32-bit system. Their driver is not compatible with a 64-bit system.
>> I found that not only did the vendor driver work with secure sites, but so did
>> the in-kernel version. I now have tcpdump output for the 32-bit case that works,
>> and the 64-bit case that fails. It seems likely that I missed some 32/64 bit
>> incompatibility when I did the conversion.
>>
>> Thanks for all your help in trying to resolve this issue.
>
> Interesting, so these 32/64 bits problems did not happen in prior
> kernels ? (< 3.4 )
Prior kernels are OK.
Larry
next prev parent reply other threads:[~2012-08-27 20:39 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-22 4:07 Regression associated with commit c8628155ece3 - "tcp: reduce out_of_order memory use" Larry Finger
2012-08-22 4:26 ` David Miller
2012-08-22 5:15 ` Eric Dumazet
2012-08-22 16:00 ` Larry Finger
2012-08-22 21:33 ` Larry Finger
2012-08-23 4:03 ` Eric Dumazet
2012-08-23 20:57 ` Larry Finger
2012-08-23 21:26 ` Eric Dumazet
2012-08-24 14:09 ` Larry Finger
2012-08-24 14:55 ` Eric Dumazet
2012-08-24 15:49 ` Larry Finger
2012-08-24 16:01 ` Eric Dumazet
2012-08-24 16:29 ` Larry Finger
2012-08-24 15:19 ` David Miller
2012-08-24 15:58 ` Larry Finger
2012-08-24 16:18 ` Eric Dumazet
2012-08-24 16:23 ` Eric Dumazet
2012-08-24 16:58 ` Larry Finger
2012-08-24 17:47 ` Eric Dumazet
2012-08-27 17:55 ` Larry Finger
2012-08-27 18:21 ` Eric Dumazet
2012-08-27 20:39 ` Larry Finger [this message]
2012-09-10 8:39 ` Eric Dumazet
2012-09-10 8:39 ` Eric Dumazet
2012-09-10 14:53 ` Larry Finger
2012-09-10 15:04 ` Eric Dumazet
2012-09-10 15:04 ` Eric Dumazet
2012-09-10 17:55 ` [PATCH] staging: r8712u: fix bug in r8712_recv_indicatepkt() Eric Dumazet
2012-09-10 18:34 ` Larry Finger
2012-09-10 18:34 ` Larry Finger
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