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SubjectRe: [RFC PATCH 1/8] Convert the RCU tasklet into a softirq


On Mon, 16 Jul 2007, Paul E. McKenney wrote:
>
> On Wed, Jun 27, 2007 at 03:36:34PM -0400, Steven Rostedt wrote:
> > I believe this was originally done by Dipankar Sarma. I pulled these
> > changes from the -rt kernel.
> >
> > For better preformance, RCU should use a softirq instead of a
> > tasklet.
>
> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
> Tested-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
>
> Tested with both kernbench and rcutorture on i386, x86_64, and ppc64.

Btw, are there any numbers on this? Is this whole thing actually
noticeable?

Linus
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