From: Greg KH <greg@kroah.com>
To: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Driver Core update for 2.6.4-rc1
Date: Tue, 2 Mar 2004 20:16:39 -0800 [thread overview]
Message-ID: <10782873993395@kroah.com> (raw)
In-Reply-To: <10782873992219@kroah.com>
ChangeSet 1.1612.24.4, 2004/03/02 16:39:36-08:00, greg@kroah.com
Driver core: add CONFIG_DEBUG_DRIVER to help track down driver core bugs easier.
drivers/base/Kconfig | 11 +++++++++++
drivers/base/bus.c | 5 ++++-
drivers/base/class.c | 5 ++++-
drivers/base/class_simple.c | 5 ++++-
drivers/base/core.c | 5 ++++-
drivers/base/driver.c | 5 ++++-
drivers/base/power/main.c | 5 ++++-
drivers/base/power/shutdown.c | 7 +++++--
drivers/base/sys.c | 5 ++++-
9 files changed, 44 insertions(+), 9 deletions(-)
diff -Nru a/drivers/base/Kconfig b/drivers/base/Kconfig
--- a/drivers/base/Kconfig Tue Mar 2 19:48:11 2004
+++ b/drivers/base/Kconfig Tue Mar 2 19:48:11 2004
@@ -8,4 +8,15 @@
require hotplug firmware loading support, but a module built outside
the kernel tree does.
+config DEBUG_DRIVER
+ bool "Driver Core verbose debug messages"
+ depends on DEBUG_KERNEL
+ help
+ Say Y here if you want the Driver core to produce a bunch of
+ debug messages to the system log. Select this if you are having a
+ problem with the driver core and want to see more of what is
+ going on.
+
+ If you are unsure about this, say N here.
+
endmenu
diff -Nru a/drivers/base/bus.c b/drivers/base/bus.c
--- a/drivers/base/bus.c Tue Mar 2 19:48:11 2004
+++ b/drivers/base/bus.c Tue Mar 2 19:48:11 2004
@@ -8,7 +8,10 @@
*
*/
-#undef DEBUG
+#include <linux/config.h>
+#ifdef CONFIG_DEBUG_DRIVER
+#define DEBUG 1
+#endif
#include <linux/device.h>
#include <linux/module.h>
diff -Nru a/drivers/base/class.c b/drivers/base/class.c
--- a/drivers/base/class.c Tue Mar 2 19:48:11 2004
+++ b/drivers/base/class.c Tue Mar 2 19:48:11 2004
@@ -10,7 +10,10 @@
*
*/
-#undef DEBUG
+#include <linux/config.h>
+#ifdef CONFIG_DEBUG_DRIVER
+#define DEBUG 1
+#endif
#include <linux/device.h>
#include <linux/module.h>
diff -Nru a/drivers/base/class_simple.c b/drivers/base/class_simple.c
--- a/drivers/base/class_simple.c Tue Mar 2 19:48:11 2004
+++ b/drivers/base/class_simple.c Tue Mar 2 19:48:11 2004
@@ -8,7 +8,10 @@
*
*/
-#define DEBUG 1
+#include <linux/config.h>
+#ifdef CONFIG_DEBUG_DRIVER
+#define DEBUG 1
+#endif
#include <linux/device.h>
#include <linux/kdev_t.h>
diff -Nru a/drivers/base/core.c b/drivers/base/core.c
--- a/drivers/base/core.c Tue Mar 2 19:48:11 2004
+++ b/drivers/base/core.c Tue Mar 2 19:48:11 2004
@@ -8,7 +8,10 @@
*
*/
-#undef DEBUG
+#include <linux/config.h>
+#ifdef CONFIG_DEBUG_DRIVER
+#define DEBUG 1
+#endif
#include <linux/device.h>
#include <linux/err.h>
diff -Nru a/drivers/base/driver.c b/drivers/base/driver.c
--- a/drivers/base/driver.c Tue Mar 2 19:48:11 2004
+++ b/drivers/base/driver.c Tue Mar 2 19:48:11 2004
@@ -8,7 +8,10 @@
*
*/
-#undef DEBUG
+#include <linux/config.h>
+#ifdef CONFIG_DEBUG_DRIVER
+#define DEBUG 1
+#endif
#include <linux/device.h>
#include <linux/module.h>
diff -Nru a/drivers/base/power/main.c b/drivers/base/power/main.c
--- a/drivers/base/power/main.c Tue Mar 2 19:48:11 2004
+++ b/drivers/base/power/main.c Tue Mar 2 19:48:11 2004
@@ -19,7 +19,10 @@
* ancestral dependencies that the subsystem list maintains.
*/
-#undef DEBUG
+#include <linux/config.h>
+#ifdef CONFIG_DEBUG_DRIVER
+#define DEBUG 1
+#endif
#include <linux/device.h>
#include "power.h"
diff -Nru a/drivers/base/power/shutdown.c b/drivers/base/power/shutdown.c
--- a/drivers/base/power/shutdown.c Tue Mar 2 19:48:11 2004
+++ b/drivers/base/power/shutdown.c Tue Mar 2 19:48:11 2004
@@ -8,7 +8,10 @@
*
*/
-#undef DEBUG
+#include <linux/config.h>
+#ifdef CONFIG_DEBUG_DRIVER
+#define DEBUG 1
+#endif
#include <linux/device.h>
#include <asm/semaphore.h>
@@ -54,7 +57,7 @@
down_write(&devices_subsys.rwsem);
list_for_each_entry_reverse(dev,&devices_subsys.kset.list,kobj.entry) {
- pr_debug("shutting down %s: ",dev->name);
+ pr_debug("shutting down %s: ",dev->bus_id);
if (dev->driver && dev->driver->shutdown) {
pr_debug("Ok\n");
dev->driver->shutdown(dev);
diff -Nru a/drivers/base/sys.c b/drivers/base/sys.c
--- a/drivers/base/sys.c Tue Mar 2 19:48:11 2004
+++ b/drivers/base/sys.c Tue Mar 2 19:48:11 2004
@@ -12,7 +12,10 @@
* add themselves as children of the system bus.
*/
-#undef DEBUG
+#include <linux/config.h>
+#ifdef CONFIG_DEBUG_DRIVER
+#define DEBUG 1
+#endif
#include <linux/sysdev.h>
#include <linux/err.h>
next prev parent reply other threads:[~2004-03-03 4:30 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-03 4:14 [BK PATCH] Driver Core update for 2.6.4-rc1 Greg KH
2004-03-03 4:16 ` [PATCH] " Greg KH
2004-03-03 4:16 ` Greg KH
2004-03-03 4:16 ` Greg KH
2004-03-03 4:16 ` Greg KH
2004-03-03 4:16 ` Greg KH
2004-03-03 4:16 ` Greg KH
2004-03-03 4:16 ` Greg KH
2004-03-03 4:16 ` Greg KH
2004-03-03 4:16 ` Greg KH
2004-03-03 4:16 ` Greg KH [this message]
2004-03-03 22:24 ` Russell King
2004-03-03 23:06 ` Greg KH
2004-03-03 8:00 ` Christoph Hellwig
2004-03-03 15:07 ` Greg KH
2004-03-03 15:13 ` Christoph Hellwig
2004-03-03 15:19 ` Greg KH
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