linux-kernel - Re: [PATCH 33/54] driver core: remove fields from struct bus

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Message-ID: <20071105113319.4c54f711@gondolin.boeblingen.de.ibm.com>
Date:	Mon, 5 Nov 2007 11:33:19 +0100
From:	Cornelia Huck <cornelia.huck@...ibm.com>
To:	Greg Kroah-Hartman <gregkh@...e.de>
Cc:	linux-kernel@...r.kernel.org, Greg Kroah-Hartman <gregkh@...e.de>,
	Kay Sievers <kay.sievers@...y.org>
Subject: Re: [PATCH 33/54] driver core: remove fields from struct bus_type

On Fri,  2 Nov 2007 16:59:11 -0700,
Greg Kroah-Hartman <gregkh@...e.de> wrote:

> struct bus_type is static everywhere in the kernel.  This moves the
> kobject in the structure out of it, and a bunch of other private only to
> the driver core fields are now moved to a private structure.  This lets
> us dynamically create the backing kobject properly and gives us the
> chance to be able to document to users exactly how to use the struct
> bus_type as there are no fields they can improperly access.
> 
> Cc: Kay Sievers <kay.sievers@...y.org>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
> ---
>  drivers/base/base.h     |   30 +++++++++++-
>  drivers/base/bus.c      |  120 ++++++++++++++++++++++++++--------------------
>  drivers/base/core.c     |    6 +-
>  drivers/base/dd.c       |    4 +-
>  drivers/base/driver.c   |    2 +-
>  drivers/base/platform.c |    4 +-
>  include/linux/device.h  |   12 +----
>  7 files changed, 107 insertions(+), 71 deletions(-)
> 

drivers/base/bus.c: In function 'make_deprecated_bus_links':
drivers/base/bus.c:428: error: 'struct bus_type' has no member named 'subsys'

Signed-off-by: Cornelia Huck <cornelia.huck@...ibm.com>

---
 drivers/base/bus.c |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6/drivers/base/bus.c
===================================================================
--- linux-2.6.orig/drivers/base/bus.c	2007-11-05 11:12:49.000000000 +0100
+++ linux-2.6/drivers/base/bus.c	2007-11-05 11:30:28.000000000 +0100
@@ -425,7 +425,7 @@ static void device_remove_attrs(struct b
 static int make_deprecated_bus_links(struct device *dev)
 {
 	return sysfs_create_link(&dev->kobj,
-				 &dev->bus->subsys.kobj, "bus");
+				 &dev->bus->p->subsys.kobj, "bus");
 }
 
 static void remove_deprecated_bus_links(struct device *dev)
-
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