netdev - Re: [RFC][NET_SCHED] explict hold dev tx lock

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: <20070917102738.GA3087@2ka.mipt.ru>
Date:	Mon, 17 Sep 2007 14:27:40 +0400
From:	Evgeniy Polyakov <johnpol@....mipt.ru>
To:	jamal <hadi@...erus.ca>
Cc:	David Miller <davem@...emloft.net>, herbert@...dor.apana.org.au,
	netdev@...r.kernel.org, kaber@...sh.net, dada1@...mosbay.com
Subject: Re: [RFC][NET_SCHED] explict hold dev tx lock

On Sun, Sep 16, 2007 at 05:10:00PM -0400, jamal (hadi@...erus.ca) wrote:
> On Sun, 2007-16-09 at 16:52 -0400, jamal wrote:
> 
> > What i should say is
> > if i grabbed the lock explicitly without disabling irqs it wont be much
> > different than what is done today and should always work.
> > No?
> 
> And to be more explicit, heres a patch using the macros from previous
> patch. So far tested on 3 NICs.

How many cpu collisions you are seeing?
Did I understand you right, that you replaced trylock with lock and
thus removed collision handling and got better results?


-- 
	Evgeniy Polyakov
-
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