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SubjectRe: [PATCH] Re: softirq buggy
On Mon, Apr 09, 2001 at 09:48:02PM +0400, kuznet@ms2.inr.ac.ru wrote:
> Hello!
>
> > Btw, you don't schedule the ksoftirqd thread if do_softirq() returns
> > from the 'if(in_interrupt())' check.
>
> ksoftirqd will not be switched to before the first schedule
> or ret form syscall, when softirqs will be processed in any case.
> So, wake up in this case would be mistake.

Agreed.

> The _real_ problem is softirqs generated from another softirqs:
> additonal thread is made _not_ to speed up softirqs, but to _tame_
> them (if I understood Andres's explanations correctly).

Exactly.

Andrea
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