linux-kernel - Re: [PATCH] af_packet: Don't use skb after dev_queue

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: <4B55CF85.6060600@majjas.com>
Date:	Tue, 19 Jan 2010 10:28:05 -0500
From:	Michael Breuer <mbreuer@...jas.com>
To:	Jarek Poplawski <jarkao2@...il.com>
Cc:	Stephen Hemminger <shemminger@...ux-foundation.org>,
	David Miller <davem@...emloft.net>, akpm@...ux-foundation.org,
	flyboy@...il.com, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH] af_packet: Don't use skb after dev_queue_xmit()

On 1/19/2010 3:41 AM, Jarek Poplawski wrote:
> On Tue, Jan 19, 2010 at 12:46:24AM -0500, Michael Breuer wrote:
>    
>> So net-net, as far as my TX packet loss issue, sky2 is in the clear. If
>> something on the linux side should be informing the switch about
>> something then there may still be an issue. If the wifi router should be
>> doing something differently, then it's unfortunately likely a 2.4.37
>> kernel issue (That's what dd-wrt is using).
>>      
> IMHO until there is no proof from a sniffer or some regs dumps the
> switch and the router are more suspicious than your NIC or linux box.
> Then debugging these other things isn't so much interesting from my
> POV ;-)
>
> Anyway, if you only want to get it working (instead of debugging),
> it seems you might try moving the dhcp server to the router or maybe
> even using two separate servers with their pools - unless I missed
> something in your config.
>
> Jarek P.
>    
I'm going to take a stab at debugging before creating a new subnet. Thanks.
--
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/