Messages in this thread | | | Date | Thu, 7 Dec 2023 13:46:19 -0800 | From | Andrew Morton <> | Subject | Re: [PATCH v2 0/6] lib/group_cpus: rework grp_spread_init_one() and make it O(1) |
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On Thu, 7 Dec 2023 12:38:54 -0800 Yury Norov <yury.norov@gmail.com> wrote:
> grp_spread_init_one() implementation is sub-optimal because it > traverses bitmaps from the beginning, instead of picking from the > previous iteration. > > Fix it and use find_bit API where appropriate. While here, optimize > cpumasks allocation and drop unneeded cpumask_empty() call.
Thanks. This isn't my playground, but I'll grab the patches to at least get them some testing. Review from those who have worked on this code would be appreciated.
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