netdev - Re: [PATCH] Disable TSO for non standard qdiscs

lists.openwall.net		lists / announce john-users owl-users popa3d-users / xvendor oss-security / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4
Open Source and information security mailing list archives

This website is powered by Openwall GNU/*/Linux security-enhanced OS

[<prev] [next>] [<thread-prev] [thread-next>] [month] [year] [list]

Date:	Fri, 01 Feb 2008 08:25:57 +0100
From:	Patrick McHardy <kaber@...sh.net>
To:	Andi Kleen <andi@...stfloor.org>
Subject: Re: [PATCH] Disable TSO for non standard qdiscs

Andi Kleen wrote:
>> The problem with ethtool is that it's a non-obvious nerd knob.  At
>> the least the ethtool documentation should be updated to indicate that 
>> activating TSO effects tc accuracy.
> 
> TSO tends to be activated by default in the driver; very few people who use it
> do even know that ethtool exist or what TSO is.


Indeed. As an example of an unknowing user, this discussion made me
check whether my cablemodem device (on which I'm using HFSC) uses
TSO :)

--
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