Re: [patch] latency tracer, 2.6.15-rc7

From: Lee Revell
Date: Sun Jan 01 2006 - 14:01:11 EST


On Sun, 2006-01-01 at 10:56 -0800, Linus Torvalds wrote:
> The thing is, "maxbatch" doesn't actually _work_ because what happens
> is that the tasklet will continually re-schedule itself, and the
> caller will keep calling it. So maxbatch is actually broken.
>
> However, what happens is that after kernel/softirq.c has called the
> tasklet ten times, and it is still pending, it will do the softirq in
> a thread (see the "max_restart" logic).

Ah OK thanks for the explanation. I'll try Paul's patch (yours did not
seem to help).

Lee

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