netdev - Re: Bug#565404: linux-image-2.6.26-2-amd64: atl1e: TSO is broken

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: <20100126.093439.651115405791675606.anders@netinsight.net>
Date:	Tue, 26 Jan 2010 09:34:39 +0100 (CET)
From:	Anders Boström <anders@...insight.net>
To:	Jie.Yang@...eros.com
Cc:	ben@...adent.org.uk, netdev@...r.kernel.org,
	565404@...s.debian.org, Xiong.Huang@...eros.com
Subject: Re: Bug#565404: linux-image-2.6.26-2-amd64: atl1e: TSO is broken

>>>>> "JY" == Jie Yang <Jie.Yang@...eros.com> writes:

 JY> Anders Boström <anders@...insight.net> wrote:

 JY> following is my test cese,
 >> 
 JY> a nfs server server with ar8131chip, device id 1063.
 >> export /tmp/ dir as the nfs share directory,  JY> the client,
 >> mount the server_ip:/tmp to local dir /mnt/nfs, ust a python
 >> script to write and read data on the  JY>
 >> /mnt/nfs/testnfs.log. it works fine.
 >> 
 >> OK, the device-ID in our NFS-server is 1026, rev. b0. So it
 >> is possible that the problem is specific to that chip/version.
 JY> oops, its my mistake in writing, my case is 1026 device ID

 >> 
 JY> Can you give me some advice on how to reproduce this bug??
 >> 
 >> The only suggestion I have is to try to find a board with a
 >> 1026-chip on it.
 >> 
 >> My test-case is just copy of a 1 Gbyte file from the
 >> NFS-server to /dev/null , after making sure that the file
 >> isn't cached on the client by reading huge amounts of other data.
 >> 
 JY> just to check, if the kernel version is 2.6.26-2 ??

I've tested with
Debian linux-image-2.6.26-2-amd64 version 2.6.26-19lenny2,
Debian linux-image-2.6.30-bpo.2-amd64 version 2.6.30-8~bpo50+2 and
kernel.org 2.6.30.10 amd64 with ethtool patch for setting of tso. Same
result.

/ Anders
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html