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Message-ID: <8936c102-725d-4496-b014-cc3edfccf4dd@redhat.com>
Date: Thu, 6 Jun 2024 11:45:37 -0400
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Subject: Re: [PATCH v3 1/2] cgroup/cpuset: export cpuset_cpus_allowed()
To: Fred Griffoul <fgriffo@amazon.co.uk>, griffoul@gmail.com
Cc: kernel test robot <lkp@intel.com>,
 Alex Williamson <alex.williamson@redhat.com>,
 Zefan Li <lizefan.x@bytedance.com>, Tejun Heo <tj@kernel.org>,
 Johannes Weiner <hannes@cmpxchg.org>, Jason Gunthorpe <jgg@ziepe.ca>,
 Yi Liu <yi.l.liu@intel.com>, Kevin Tian <kevin.tian@intel.com>,
 Eric Auger <eric.auger@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>,
 Christian Brauner <brauner@kernel.org>, Ankit Agrawal <ankita@nvidia.com>,
 Reinette Chatre <reinette.chatre@intel.com>, Ye Bin <yebin10@huawei.com>,
 kvm@vger.kernel.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org
References: <20240606151017.41623-1-fgriffo@amazon.co.uk>
 <20240606151017.41623-2-fgriffo@amazon.co.uk>
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From: Waiman Long <longman@redhat.com>
In-Reply-To: <20240606151017.41623-2-fgriffo@amazon.co.uk>
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On 6/6/24 11:10, Fred Griffoul wrote:
> A subsequent patch calls cpuset_cpus_allowed() in the vfio driver pci
> code. Export the symbol to be able to build the vfio driver as a kernel
> module.
>
> Signed-off-by: Fred Griffoul <fgriffo@amazon.co.uk>
> Reported-by: kernel test robot <lkp@intel.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202406060731.L3NSR1Hy-lkp@intel.com/
> ---
>   kernel/cgroup/cpuset.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
> index 4237c8748715..9fd56222aa4b 100644
> --- a/kernel/cgroup/cpuset.c
> +++ b/kernel/cgroup/cpuset.c
> @@ -4764,6 +4764,7 @@ void cpuset_cpus_allowed(struct task_struct *tsk, struct cpumask *pmask)
>   	rcu_read_unlock();
>   	spin_unlock_irqrestore(&callback_lock, flags);
>   }
> +EXPORT_SYMBOL_GPL(cpuset_cpus_allowed);
>   
>   /**
>    * cpuset_cpus_allowed_fallback - final fallback before complete catastrophe.

LGTM

Acked-by: Waiman Long <longman@redhat.com>