Re: [PATCH 0/7] RDMA: hfi1: cpumasks usage fixes

From: Yury Norov
Date: Sat Jun 21 2025 - 11:03:15 EST


On Thu, Jun 12, 2025 at 11:12:29AM +0300, Leon Romanovsky wrote:
> On Wed, Jun 04, 2025 at 03:39:36PM -0400, Yury Norov wrote:
> > The driver uses cpumasks API in a non-optimal way; partially because of
> > absence of proper functions. Fix this and nearby logic.
> >
> > Yury Norov [NVIDIA] (7):
> > cpumask: add cpumask_clear_cpus()
> > RDMA: hfi1: fix possible divide-by-zero in find_hw_thread_mask()
> > RDMA: hfi1: simplify find_hw_thread_mask()
> > RDMA: hfi1: simplify init_real_cpu_mask()
> > RDMA: hfi1: use rounddown in find_hw_thread_mask()
> > RDMA: hfi1: simplify hfi1_get_proc_affinity()
> > RDMI: hfi1: drop cpumask_empty() call in hfi1/affinity.c
> >
> > drivers/infiniband/hw/hfi1/affinity.c | 96 +++++++++++----------------
> > include/linux/cpumask.h | 12 ++++
> > 2 files changed, 49 insertions(+), 59 deletions(-)
>
> Dennis?

So?.. Any feedback?