| Date | Fri, 28 Jan 2022 17:29:10 +1100 | From | Herbert Xu <> | Subject | Re: [PATCH 21/54] kernel: replace cpumask_weight with cpumask_empty in padata.c |
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Yury Norov <yury.norov@gmail.com> wrote: > padata_do_parallel() calls cpumask_weight() to check if any bit of a > given cpumask is set. We can do it more efficiently with cpumask_empty() > because cpumask_empty() stops traversing the cpumask as soon as it finds > first set bit, while cpumask_weight() counts all bits unconditionally. > > Signed-off-by: Yury Norov <yury.norov@gmail.com> > --- > kernel/padata.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
Patch applied. Thanks. -- Email: Herbert Xu <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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