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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20250612081229.GQ10669@unreal>
Date: Thu, 12 Jun 2025 11:12:29 +0300
From: Leon Romanovsky <leon@...nel.org>
To: Yury Norov <yury.norov@...il.com>,
	Dennis Dalessandro <dennis.dalessandro@...nelisnetworks.com>
Cc: Jason Gunthorpe <jgg@...pe.ca>,
	Rasmus Villemoes <linux@...musvillemoes.dk>,
	linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/7] RDMA: hfi1: cpumasks usage fixes

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?

> 
> -- 
> 2.43.0
>