linux-kernel - Re: [PATCH v3 2/2] PCI/sysfs: use NUMA_NO

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Date:   Mon, 11 Oct 2021 09:06:17 -0500
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     Max Gurtovoy <mgurtovoy@...dia.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>, hch@...radead.org,
        linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
        bhelgaas@...gle.com, stefanha@...hat.com, oren@...dia.com,
        kw@...ux.com
Subject: Re: [PATCH v3 2/2] PCI/sysfs: use NUMA_NO_NODE macro

On Sun, Oct 10, 2021 at 11:36:49AM +0300, Max Gurtovoy wrote:
> 
> On 10/9/2021 1:25 AM, Bjorn Helgaas wrote:
> > On Mon, Oct 04, 2021 at 04:34:53PM +0300, Max Gurtovoy wrote:
> > > Use the proper macro instead of hard-coded (-1) value.
> > > 
> > > Suggested-by: Krzysztof Wilczyński <kw@...ux.com>
> > > Reviewed-by: Krzysztof Wilczyński <kw@...ux.com>
> > > Reviewed-by: Stefan Hajnoczi <stefanha@...hat.com>
> > > Signed-off-by: Max Gurtovoy <mgurtovoy@...dia.com>
> > These two patches are independent, so I applied this patch only to
> > pci/sysfs for v5.16, thanks!
> > 
> > I assume Greg will take the drivers/base patch.
> 
> I saw both patches in his
> git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git
> driver-core-next
> 
> So I guess there is no need for taking it separately, right Greg ?

No problem, I dropped the pci-sysfs.c patch.  Thanks for letting me
know!

> > > ---
> > >   drivers/pci/pci-sysfs.c | 6 ++++--
> > >   1 file changed, 4 insertions(+), 2 deletions(-)
> > > 
> > > diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
> > > index 7fb5cd17cc98..f807b92afa6c 100644
> > > --- a/drivers/pci/pci-sysfs.c
> > > +++ b/drivers/pci/pci-sysfs.c
> > > @@ -81,8 +81,10 @@ static ssize_t pci_dev_show_local_cpu(struct device *dev, bool list,
> > >   	const struct cpumask *mask;
> > >   #ifdef CONFIG_NUMA
> > > -	mask = (dev_to_node(dev) == -1) ? cpu_online_mask :
> > > -					  cpumask_of_node(dev_to_node(dev));
> > > +	if (dev_to_node(dev) == NUMA_NO_NODE)
> > > +		mask = cpu_online_mask;
> > > +	else
> > > +		mask = cpumask_of_node(dev_to_node(dev));
> > >   #else
> > >   	mask = cpumask_of_pcibus(to_pci_dev(dev)->bus);
> > >   #endif
> > > -- 
> > > 2.18.1
> > >