linux-kernel - Re: [RFC PATCH v1 02/22] PCI: trivial cleanups for drivers/pci/remove.c

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Date:	Tue, 11 Sep 2012 16:03:05 -0600
From:	Bjorn Helgaas <bhelgaas@...gle.com>
To:	Jiang Liu <liuj97@...il.com>
Cc:	Don Dutile <ddutile@...hat.com>, Yinghai Lu <yinghai@...nel.org>,
	Greg KH <gregkh@...uxfoundation.org>,
	Kenji Kaneshige <kaneshige.kenji@...fujitsu.com>,
	Jiang Liu <jiang.liu@...wei.com>,
	Taku Izumi <izumi.taku@...fujitsu.com>,
	"Rafael J . Wysocki" <rjw@...k.pl>,
	Yijing Wang <wangyijing@...wei.com>,
	Xinwei Hu <huxinwei@...wei.com>, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org
Subject: Re: [RFC PATCH v1 02/22] PCI: trivial cleanups for drivers/pci/remove.c

On Tue, Aug 7, 2012 at 10:10 AM, Jiang Liu <liuj97@...il.com> wrote:
> Trivial cleanups for drivers/pci/remove.c:
> 1) move the comment for pci_stop_and_remove_bus_device() to the right place
> 2) rename __pci_remove_behind_bridge() to pci_remove_behind_bridge()

This seems fine, but I think my pci/bjorn-cleanup-remove branch subsumes it.

> Signed-off-by: Jiang Liu <liuj97@...il.com>
> ---
>  drivers/pci/remove.c |   33 +++++++++++++++++----------------
>  1 file changed, 17 insertions(+), 16 deletions(-)
>
> diff --git a/drivers/pci/remove.c b/drivers/pci/remove.c
> index 04a4861..33b6318 100644
> --- a/drivers/pci/remove.c
> +++ b/drivers/pci/remove.c
> @@ -78,25 +78,14 @@ void pci_remove_bus(struct pci_bus *pci_bus)
>  }
>  EXPORT_SYMBOL(pci_remove_bus);
>
> -static void __pci_remove_behind_bridge(struct pci_dev *dev);
> -/**
> - * pci_stop_and_remove_bus_device - remove a PCI device and any children
> - * @dev: the device to remove
> - *
> - * Remove a PCI device from the device lists, informing the drivers
> - * that the device has been removed.  We also remove any subordinate
> - * buses and children in a depth-first manner.
> - *
> - * For each device we remove, delete the device structure from the
> - * device lists, remove the /proc entry, and notify userspace
> - * (/sbin/hotplug).
> - */
> +static void pci_remove_behind_bridge(struct pci_dev *dev);
> +
>  void __pci_remove_bus_device(struct pci_dev *dev)
>  {
>         if (dev->subordinate) {
>                 struct pci_bus *b = dev->subordinate;
>
> -               __pci_remove_behind_bridge(dev);
> +               pci_remove_behind_bridge(dev);
>                 pci_remove_bus(b);
>                 dev->subordinate = NULL;
>         }
> @@ -105,13 +94,25 @@ void __pci_remove_bus_device(struct pci_dev *dev)
>  }
>  EXPORT_SYMBOL(__pci_remove_bus_device);
>
> +/**
> + * pci_stop_and_remove_bus_device - remove a PCI device and any children
> + * @dev: the device to remove
> + *
> + * Remove a PCI device from the device lists, informing the drivers
> + * that the device has been removed.  We also remove any subordinate
> + * buses and children in a depth-first manner.
> + *
> + * For each device we remove, delete the device structure from the
> + * device lists, remove the /proc entry, and notify userspace
> + * (/sbin/hotplug).
> + */
>  void pci_stop_and_remove_bus_device(struct pci_dev *dev)
>  {
>         pci_stop_bus_device(dev);
>         __pci_remove_bus_device(dev);
>  }
>
> -static void __pci_remove_behind_bridge(struct pci_dev *dev)
> +static void pci_remove_behind_bridge(struct pci_dev *dev)
>  {
>         struct list_head *l, *n;
>
> @@ -141,7 +142,7 @@ static void pci_stop_behind_bridge(struct pci_dev *dev)
>  void pci_stop_and_remove_behind_bridge(struct pci_dev *dev)
>  {
>         pci_stop_behind_bridge(dev);
> -       __pci_remove_behind_bridge(dev);
> +       pci_remove_behind_bridge(dev);
>  }
>
>  static void pci_stop_bus_devices(struct pci_bus *bus)
> --
> 1.7.9.5
>
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