From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laszlo Attila Toth Subject: Re: cassini driver hw checksum errors with vlans Date: Tue, 04 Dec 2007 15:08:53 +0100 Message-ID: <47555F75.5060409@balabit.hu> References: <4746AE01.50409@balabit.hu> Reply-To: panther@balabit.hu Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-2; format=flowed Content-Transfer-Encoding: 7bit To: netdev@vger.kernel.org Return-path: Received: from www.balabit.hu ([212.92.18.33]:58067 "EHLO lists.balabit.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752794AbXLDOI4 (ORCPT ); Tue, 4 Dec 2007 09:08:56 -0500 Received: from balabit.hu (unknown [10.80.0.254]) by lists.balabit.hu (Postfix) with ESMTP id 79FA3C155D for ; Tue, 4 Dec 2007 15:08:55 +0100 (CET) In-Reply-To: <4746AE01.50409@balabit.hu> Sender: netdev-owner@vger.kernel.org List-ID: Laszlo Attila Toth wrote: > When we use cassini driver without VLANs, it works as expected but when > about 100 VLANs are configured on this interface, the hardware checksum > fails. I tried it that I "disable" the checksum on the hardver side, in fact, I used CHECKSUM_NONE instead of CHECKSUM_HW but in this case the driver allocated all available memory after receiving a few hundred MiB data. Attila