Re: [PATCH] Force rcutorture tasks to spread over CPUs

[Andrew Morton]

On Tue, 12 Jun 2007 21:28:04 -0700
"Paul E. McKenney" <paulmck@xxxxxxxxxxxxxxxxxx> wrote:

> +	while (!startwriters)
> +		barrier();	/* Force scheduler to spread over CPUs. */

one wonders whether a cpu_relax() would be a bit nicer here.  That implicitly
does a barrier().

This patch doesn't make much sense for non-SMP builds?
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