Re: [announce] [patch] limiting IRQ load, irq-rewrite-2.4.11-B5

From: Ben Greear (greearb@candelatech.com)
Date: Thu Oct 04 2001 - 01:50:09 EST


jamal wrote:

> Your patch with Linus' idea of "flag mask" would be more acceptable as a
> last resort. All subsytems should be cooperative and we resort to this to
> send misbehaving kids to their room.

That requires re-writing all the drivers, right? Seems a very bad
thing to do in 2.4

>
> > Your NAPI patch, or any driver/subsystem that does flowcontrol accurately
> > should never be affected by it in any way. No overhead, no performance
> > hit.
>
> so far your appraoch is that of a shotgun i.e "let me fire in
> that crowd and i'll hit my target but dont care if i take down a few
> more"; regardless of how noble the reasoning is, it's as Linus described
> it -- a sledge hammer.

Aye, but by shooting this target and getting a few bystanders, you save
everyone else... (And it's only a flesh wound!!)

Ben

-- 
Ben Greear <greearb@candelatech.com>       <Ben_Greear AT excite.com>
President of Candela Technologies Inc      http://www.candelatech.com
ScryMUD:  http://scry.wanfear.com     http://scry.wanfear.com/~greear
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