Re: [patch] del_timer_sync scalability patch

[Andrew Morton]

Christoph Lameter <christoph@xxxxxxxxxxx> wrote:
>
> On Sun, 20 Mar 2005, Andrew Morton wrote:
> 
> > "Chen, Kenneth W" <kenneth.w.chen@xxxxxxxxx> wrote:
> > >
> > > We did exactly the same thing about 10 months back.  Nice to
> > > see that independent people came up with exactly the same
> > > solution that we proposed 10 months back.
> >
> > Well the same question applies.  Christoph, which code is calling
> > del_timer_sync() so often that you noticed?
> 
> Ummm. I have to ask those who brought this to my attention. Are you
> looking for the application under which del_timer_sync showed up in
> profiling or the kernel subsystem?

I was wondering which part of the kernel was hammering del_timer_sync() so
hard.  I guess we could work that out from a description of the workload.

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