Re: [PATCH v2, 3/7] ACPI / container: Use common hotplug code

From: Rafael J. Wysocki
Date: Tue Feb 26 2013 - 18:59:53 EST


On Tuesday, February 26, 2013 04:13:06 PM Toshi Kani wrote:
> On Tue, 2013-02-26 at 23:46 +0100, Rafael J. Wysocki wrote:
> > From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
> >
> > Switch the ACPI container driver to using common device hotplug code
> > introduced previously. This reduces the driver down to a trivial
> > definition and registration of a struct acpi_scan_handler object.
> >
> > Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
> > ---
> > drivers/acpi/container.c | 146 +++--------------------------------------------
> > 1 file changed, 10 insertions(+), 136 deletions(-)
> >
> > Index: test/drivers/acpi/container.c
> > ===================================================================
> > --- test.orig/drivers/acpi/container.c
> > +++ test/drivers/acpi/container.c
> > @@ -1,12 +1,12 @@
> > /*
> > - * acpi_container.c - ACPI Generic Container Driver
> > - * ($Revision: )
> > + * container.c - ACPI Generic Container Driver
> > *
> > * Copyright (C) 2004 Anil S Keshavamurthy (anil.s.keshavamurthy@xxxxxxxxx)
> > * Copyright (C) 2004 Keiichiro Tokunaga (tokunaga.keiich@xxxxxxxxxxxxxx)
> > * Copyright (C) 2004 Motoyuki Ito (motoyuki@xxxxxxxxxxxxxxxx)
> > - * Copyright (C) 2004 Intel Corp.
> > * Copyright (C) 2004 FUJITSU LIMITED
> > + * Copyright (C) 2004, 2013 Intel Corp.
> > + * Author: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
> > *
> > * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > *
> > @@ -26,14 +26,9 @@
> > *
> > * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > */
> > -#include <linux/kernel.h>
> > -#include <linux/module.h>
> > -#include <linux/init.h>
> > -#include <linux/slab.h>
> > -#include <linux/types.h>
> > #include <linux/acpi.h>
> > -#include <acpi/acpi_bus.h>
> > -#include <acpi/acpi_drivers.h>
> > +
> > +#include "internal.h"
> >
> > #define PREFIX "ACPI: "
> >
> > @@ -50,141 +45,20 @@ static const struct acpi_device_id conta
> > static int container_device_attach(struct acpi_device *device,
> > const struct acpi_device_id *not_used)
> > {
> > - /*
> > - * FIXME: This is necessary, so that acpi_eject_store() doesn't return
> > - * -ENODEV for containers.
> > - */
> > + /* This is necessary for container hotplug to work. */
> > return 1;
> > }
> >
> > static struct acpi_scan_handler container_device_handler = {
> > .ids = container_device_ids,
> > .attach = container_device_attach,
> > + .hotplug = {
> > + .enabled = true,
> > + .user_eject = true,
>
> I am not able to compile this patch 3/7... user_eject is not defined in
> patch 2/7.
>
> CC drivers/acpi/container.o
> drivers/acpi/container.c:57:3: error: unknown field âuser_ejectâ
> specified in initializer

I forgot the refresh the patch, sorry. Will send an update shortly.

Thanks,
Rafael


--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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