| Date | Sun, 23 Jan 2022 21:13:00 +0200 | From | Leon Romanovsky <> | Subject | Re: [PATCH 18/54] drivers/infiniband: replace cpumask_weight with cpumask_empty where appropriate |
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On Sun, Jan 23, 2022 at 10:38:49AM -0800, Yury Norov wrote: > drivers/infiniband/hw/hfi1/affinity.c code 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> > --- > drivers/infiniband/hw/hfi1/affinity.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-)
Except that title needs to be: "RDMA/hfi: ....", the change looks ok.
Thanks, Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
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