linux-kernel - Re: [PATCH 2/2] ACPI / glue: Drop .find_bridge() callback from struct acpi_bus

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Message-ID: <512FD687.7060904@pobox.com>
Date:	Thu, 28 Feb 2013 17:13:27 -0500
From:	Jeff Garzik <jgarzik@...ox.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
CC:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>, linux-usb@...r.kernel.org,
	Tejun Heo <tj@...nel.org>, linux-ide@...r.kernel.org,
	Yinghai Lu <yinghai@...nel.org>
Subject: Re: [PATCH 2/2] ACPI / glue: Drop .find_bridge() callback from struct
 acpi_bus_type

On 02/28/2013 04:53 PM, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
>
> After PCI and USB have stopped using the .find_bridge() callback in
> struct acpi_bus_type, the only remaining user of it is SATA, but SATA
> only pretends to be a user, because it points that callback to a stub
> always returning -ENODEV.
>
> For this reason, drop the SATA's dummy .find_bridge() callback and
> remove .find_bridge(), which is not used any more, from struct
> acpi_bus_type entirely.
>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> ---
>   drivers/acpi/glue.c       |   26 +-------------------------
>   drivers/ata/libata-acpi.c |    6 ------
>   include/acpi/acpi_bus.h   |    3 ---
>   3 files changed, 1 insertion(+), 34 deletions(-)

patches 1-2 Acked-by: Jeff Garzik <jgarzik@...ox.com>



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