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Sender: Tejun Heo <htejun@gmail.com>
Date: Fri, 7 Jun 2024 06:28:57 -1000
From: Tejun Heo <tj@kernel.org>
To: Waiman Long <longman@redhat.com>
Cc: Fred Griffoul <fgriffo@amazon.co.uk>, griffoul@gmail.com,
	kernel test robot <lkp@intel.com>,
	Alex Williamson <alex.williamson@redhat.com>,
	Zefan Li <lizefan.x@bytedance.com>,
	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
Subject: Re: [PATCH v3 1/2] cgroup/cpuset: export cpuset_cpus_allowed()
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References: <20240606151017.41623-1-fgriffo@amazon.co.uk>
 <20240606151017.41623-2-fgriffo@amazon.co.uk>
 <8936c102-725d-4496-b014-cc3edfccf4dd@redhat.com>
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In-Reply-To: <8936c102-725d-4496-b014-cc3edfccf4dd@redhat.com>

On Thu, Jun 06, 2024 at 11:45:37AM -0400, Waiman Long wrote:
> 
> 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>

Acked-by: Tejun Heo <tj@kernel.org>

If more convenient, please feel free to route the patch with the rest of the
series. If you want it applied to the cgroup tree, please let me know.

Thanks.

-- 
tejun