On Tue, Jan 26, 2016 at 02:50:05PM -0600, Bjorn Helgaas wrote:
> On Mon, Jan 18, 2016 at 10:06:04PM +0530, Ganapatrao Kulkarni wrote:
> > update numa_node of device associated with pci bus.
> > moved down devm_kzalloc to allocate from node memory.
> >
> > Signed-off-by: Ganapatrao Kulkarni <gkulkarni@xxxxxxxxxxxxxxxxxx>
> > ---
> > drivers/pci/host/pci-host-generic.c | 9 ++++++---
> > 1 file changed, 6 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/pci/host/pci-host-generic.c b/drivers/pci/host/pci-host-generic.c
> > index 5434c90..0e1ce06 100644
> > --- a/drivers/pci/host/pci-host-generic.c
> > +++ b/drivers/pci/host/pci-host-generic.c
> > @@ -215,11 +215,9 @@ static int gen_pci_probe(struct platform_device *pdev)
> > const struct of_device_id *of_id;
> > struct device *dev = &pdev->dev;
> > struct device_node *np = dev->of_node;
> > - struct gen_pci *pci = devm_kzalloc(dev, sizeof(*pci), GFP_KERNEL);
> > + struct gen_pci *pci;
> > struct pci_bus *bus, *child;
> >
> > - if (!pci)
> > - return -ENOMEM;
> >
> > type = of_get_property(np, "device_type", NULL);
> > if (!type || strcmp(type, "pci")) {
> > @@ -230,6 +228,11 @@ static int gen_pci_probe(struct platform_device *pdev)
> > of_pci_check_probe_only();
> >
> > of_id = of_match_node(gen_pci_of_match, np);
> > + set_dev_node(dev, of_node_to_nid(np));
>
> I like the idea of this patch, but why do we need to call
> set_dev_node() here in driver code? Shouldn't that be done by the
> OF/platform device infrastructure so that all drivers for platform devices
> get this benefit?
Sorry, I'm just a day late and a dollar short. I see David and Lorenzo
have already responded about this.
> > + pci = devm_kzalloc(dev, sizeof(*pci), GFP_KERNEL);
> > + if (!pci)
> > + return -ENOMEM;
> > +
> > pci->cfg.ops = (struct gen_pci_cfg_bus_ops *)of_id->data;
> > pci->host.dev.parent = dev;
> > INIT_LIST_HEAD(&pci->host.windows);
> > --
> > 1.8.1.4
> >
> > --
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