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Message-ID: <CAPcyv4hokCBMZCbqZ38-Aj+yMk3H+OmX7Ykn=5-4_jqiCV5Zug@mail.gmail.com>
Date:   Fri, 4 Feb 2022 13:16:49 -0800
From:   Dan Williams <dan.j.williams@...el.com>
To:     "Weiny, Ira" <ira.weiny@...el.com>
Cc:     Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Alison Schofield <alison.schofield@...el.com>,
        Vishal Verma <vishal.l.verma@...el.com>,
        Ben Widawsky <ben.widawsky@...el.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-cxl@...r.kernel.org, Linux PCI <linux-pci@...r.kernel.org>
Subject: Re: [PATCH V6 02/10] PCI: Replace magic constant for PCI Sig Vendor ID

On Mon, Jan 31, 2022 at 11:20 PM <ira.weiny@...el.com> wrote:
>
> From: Ira Weiny <ira.weiny@...el.com>
>
> Based on Bjorn's suggestion[1], now that the PCI Sig Vendor ID is
> defined the define should be used in pci_bus_crs_vendor_id() rather than
> the hard coded magic value.
>
> Replace the magic value in pci_bus_crs_vendor_id() with
> PCI_VENDOR_ID_PCI_SIG.
>
> [1] https://lore.kernel.org/linux-cxl/20211117215044.GA1777828@bhelgaas/
>
> Suggested-by: Bjorn Helgaas <bhelgaas@...gle.com>
> Signed-off-by: Ira Weiny <ira.weiny@...el.com>
> ---
>  drivers/pci/probe.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
> index 087d3658f75c..d92dbb136fc9 100644
> --- a/drivers/pci/probe.c
> +++ b/drivers/pci/probe.c
> @@ -2318,7 +2318,7 @@ EXPORT_SYMBOL(pci_alloc_dev);
>
>  static bool pci_bus_crs_vendor_id(u32 l)
>  {
> -       return (l & 0xffff) == 0x0001;
> +       return (l & 0xffff) == PCI_VENDOR_ID_PCI_SIG;
>  }

Looks good to me:

Reviewed-by: Dan Williams <dan.j.williams@...el.com>

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