linux-kernel - Re: [PATCH 1/2] PCI/DPC: Add 'nodpc' parameter

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Date:   Wed, 15 Aug 2018 17:03:22 -0600
From:   Keith Busch <keith.busch@...el.com>
To:     Jon Derrick <jonathan.derrick@...el.com>
Cc:     linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-doc@...r.kernel.org, Bjorn Helgaas <helgaas@...nel.org>,
        Sinan Kaya <okaya@...nel.org>,
        Oza Pawandeep <poza@...eaurora.org>,
        Dongdong Liu <liudongdong3@...wei.com>
Subject: Re: [PATCH 1/2] PCI/DPC: Add 'nodpc' parameter

On Wed, Aug 15, 2018 at 03:26:39PM -0600, Jon Derrick wrote:
> --- a/drivers/pci/pci.h
> +++ b/drivers/pci/pci.h
> @@ -536,4 +536,10 @@ static inline void pci_aer_clear_fatal_status(struct pci_dev *dev) { }
>  static inline void pci_aer_clear_device_status(struct pci_dev *dev) { }
>  #endif
>  
> +#ifdef CONFIG_PCIE_DPC
> +void pci_no_dpc(void);
> +#else
> +static inline void pci_no_dpc(void) { }
> +#endif

<snip>

> --- a/include/linux/pci.h
> +++ b/include/linux/pci.h
> @@ -1473,6 +1473,12 @@ static inline int pci_irqd_intx_xlate(struct irq_domain *d,
>  static inline bool pci_aer_available(void) { return false; }
>  #endif
>  
> +#ifdef CONFIG_PCIE_DPC
> +bool pci_dpc_available(void);
> +#else
> +static inline bool pci_dpc_available(void) { return false; }
> +#endif

Seems like these two sections belong together. Otherwise, looks fine.