[-mm patch] make drivers/misc/thinkpad_acpi:fan_mutex static

Adrian Bunk
2007-04-28T19:19:32Z

On Wed, Apr 25, 2007 at 10:57:16PM -0700, Andrew Morton wrote:
>...
> Changes since 2.6.21-rc7-mm1:
>...
> git-acpi.patch
>...
> git trees
>...

This patch makes the needlessly global fan_mutex static.

Signed-off-by: Adrian Bunk <bunk@stusta.de>

---

BTW: Prototypes for static versions and static variables in a header
file are really wrong, but the mess is bigger than what I'm
willing to clean up...

--- linux-2.6.21-rc7-mm2/drivers/misc/thinkpad_acpi.h.old 2007-04-27 00:55:58.000000000 +0200
+++ linux-2.6.21-rc7-mm2/drivers/misc/thinkpad_acpi.h 2007-04-28 01:32:54.000000000 +0200
@@ -382,7 +382,7 @@
static u8 fan_control_desired_level;
static int fan_watchdog_maxinterval;

-struct mutex fan_mutex;
+static struct mutex fan_mutex;

static acpi_handle fans_handle, gfan_handle, sfan_handle;