Re: [linux-audio-dev] Re: [announce] [patch] Voluntary Kernel Preemption Patch

Scott Wood
2004-07-21T18:32:43Z

On Wed, Jul 21, 2004 at 10:52:46AM +0200, Ingo Molnar wrote:
> this, if enabled, causes all softirqs to be processed within ksoftirqd,
> and it also breaks out of the softirq loop if preemption of ksoftirqd
> has been triggered by a higher-prio task.

You'll still have the latency of finishing the currently executing
softirq, which often includes a loop itself (whose break condition is
based on not hogging the CPU, rather than letting higher priority
tasks in as soon as possible).

-Scott