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  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]
Date:	Fri, 07 Mar 2008 11:02:31 -0800
From:	Max Krasnyanskiy <maxk@...lcomm.com>
To:	David Miller <davem@...emloft.net>
CC:	therbert@...gle.com, netdev@...r.kernel.org,
	Steven Rostedt <rostedt@...dmis.org>,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: RFC [PATCH net-2.6 1/6] net: Scheduling softirqs between CPUSs

David Miller wrote:
> From: therbert@...gle.com (Tom Herbert)
> Date: Wed,  5 Mar 2008 12:51:16 -0800 (PST)
> 
>> This patch implements kernel changes to allow scheduling of softirq's between processors.
>>
>> Signed-off-by: Tom Herbert <therbert@...gle.com>
> 
> I've stated this in the past and I still feel that it is foolish to
> put all of this code into the kernel when every single piece of
> networking hardware will be doing this for us transparently.
> 
> Maybe if someone had proposed this 4 or 5 years ago, but right now
> this code will be irrelevant by the time it ships to any real users.

Plus it seems that for this kind of stuff it be better to replace network 
softirq with kthreads (like in -rt kernel) and let the scheduler take care of 
the load balancing. More flexible and scalable.
I'd suggest for your to play with -rt kernel and see if it already does what 
you need.

Max

--
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

Powered by blists - more mailing lists