Messages in this thread | | | From | Andy Lutomirski <> | Date | Sat, 28 Jul 2018 19:57:24 -0700 | Subject | Re: [PATCH 03/10] smp,cpumask: introduce on_each_cpu_cond_mask |
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On Sat, Jul 28, 2018 at 2:53 PM, Rik van Riel <riel@surriel.com> wrote: > Introduce a variant of on_each_cpu_cond that iterates only over the > CPUs in a cpumask, in order to avoid making callbacks for every single > CPU in the system when we only need to test a subset.
Nice.
Although, if you want to be really fancy, you could optimize this (or add a variant) that does the callback on the local CPU in parallel with the remote ones. That would give a small boost to TLB flushes.
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