Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757533Ab2JBAez (ORCPT ); Mon, 1 Oct 2012 20:34:55 -0400 Received: from mail-pa0-f46.google.com ([209.85.220.46]:47191 "EHLO mail-pa0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752688Ab2JBAew (ORCPT ); Mon, 1 Oct 2012 20:34:52 -0400 Message-ID: <506A36A1.6030709@gmail.com> Date: Tue, 02 Oct 2012 08:34:41 +0800 From: Ni zhan Chen User-Agent: Mozilla/5.0 (X11; Linux i686; rv:15.0) Gecko/20120827 Thunderbird/15.0 MIME-Version: 1.0 To: wency@cn.fujitsu.com CC: x86@kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-acpi@vger.kernel.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-ia64@vger.kernel.org, cmetcalf@tilera.com, sparclinux@vger.kernel.org, rientjes@google.com, liuj97@gmail.com, len.brown@intel.com, benh@kernel.crashing.org, paulus@samba.org, cl@linux.com, minchan.kim@gmail.com, akpm@linux-foundation.org, kosaki.motohiro@jp.fujitsu.com, isimatu.yasuaki@jp.fujitsu.com Subject: Re: [RFC v9 PATCH 06/21] memory-hotplug: export the function acpi_bus_remove() References: <1346837155-534-1-git-send-email-wency@cn.fujitsu.com> <1346837155-534-7-git-send-email-wency@cn.fujitsu.com> In-Reply-To: <1346837155-534-7-git-send-email-wency@cn.fujitsu.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2666 Lines: 66 On 09/05/2012 05:25 PM, wency@cn.fujitsu.com wrote: > From: Wen Congyang > > The function acpi_bus_remove() can remove a acpi device from acpi device. IIUC, s/acpi device/acpi bus > > When a acpi device is removed, we need to call this function to remove > the acpi device from acpi bus. So export this function. > > CC: David Rientjes > CC: Jiang Liu > CC: Len Brown > CC: Benjamin Herrenschmidt > CC: Paul Mackerras > CC: Christoph Lameter > Cc: Minchan Kim > CC: Andrew Morton > CC: KOSAKI Motohiro > CC: Yasuaki Ishimatsu > Signed-off-by: Wen Congyang > --- > drivers/acpi/scan.c | 3 ++- > include/acpi/acpi_bus.h | 1 + > 2 files changed, 3 insertions(+), 1 deletions(-) > > diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c > index d1ecca2..1cefc34 100644 > --- a/drivers/acpi/scan.c > +++ b/drivers/acpi/scan.c > @@ -1224,7 +1224,7 @@ static int acpi_device_set_context(struct acpi_device *device) > return -ENODEV; > } > > -static int acpi_bus_remove(struct acpi_device *dev, int rmdevice) > +int acpi_bus_remove(struct acpi_device *dev, int rmdevice) > { > if (!dev) > return -EINVAL; > @@ -1246,6 +1246,7 @@ static int acpi_bus_remove(struct acpi_device *dev, int rmdevice) > > return 0; > } > +EXPORT_SYMBOL(acpi_bus_remove); > > static int acpi_add_single_object(struct acpi_device **child, > acpi_handle handle, int type, > diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h > index bde976e..2ccf109 100644 > --- a/include/acpi/acpi_bus.h > +++ b/include/acpi/acpi_bus.h > @@ -360,6 +360,7 @@ bool acpi_bus_power_manageable(acpi_handle handle); > bool acpi_bus_can_wakeup(acpi_handle handle); > int acpi_power_resource_register_device(struct device *dev, acpi_handle handle); > void acpi_power_resource_unregister_device(struct device *dev, acpi_handle handle); > +int acpi_bus_remove(struct acpi_device *dev, int rmdevice); > #ifdef CONFIG_ACPI_PROC_EVENT > int acpi_bus_generate_proc_event(struct acpi_device *device, u8 type, int data); > int acpi_bus_generate_proc_event4(const char *class, const char *bid, u8 type, int data); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/