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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-22 13:49:54 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-22 13:49:54 -0400
commitc37927d4359e81b85de644f8fb08878717cf5f3f (patch)
tree25dabf2d905e1410819d1bdaba0bf5f779100d3c /drivers/char/ds1620.c
parent5704e44d283e907623e3775c1262f206a2c48cf3 (diff)
parent2a48fc0ab24241755dc93bfd4f01d68efab47f5a (diff)
Merge branch 'trivial' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl
* 'trivial' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl: block: autoconvert trivial BKL users to private mutex drivers: autoconvert trivial BKL users to private mutex ipmi: autoconvert trivial BKL users to private mutex mac: autoconvert trivial BKL users to private mutex mtd: autoconvert trivial BKL users to private mutex scsi: autoconvert trivial BKL users to private mutex Fix up trivial conflicts (due to addition of private mutex right next to deletion of a version string) in drivers/char/pcmcia/cm40[04]0_cs.c
Diffstat (limited to 'drivers/char/ds1620.c')
-rw-r--r--drivers/char/ds1620.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/char/ds1620.c b/drivers/char/ds1620.c
index dbee8688f75c..9aa1fd059aea 100644
--- a/drivers/char/ds1620.c
+++ b/drivers/char/ds1620.c
@@ -8,7 +8,7 @@
8#include <linux/proc_fs.h> 8#include <linux/proc_fs.h>
9#include <linux/capability.h> 9#include <linux/capability.h>
10#include <linux/init.h> 10#include <linux/init.h>
11#include <linux/smp_lock.h> 11#include <linux/mutex.h>
12 12
13#include <mach/hardware.h> 13#include <mach/hardware.h>
14#include <asm/mach-types.h> 14#include <asm/mach-types.h>
@@ -34,6 +34,7 @@
34#define CFG_CPU 2 34#define CFG_CPU 2
35#define CFG_1SHOT 1 35#define CFG_1SHOT 1
36 36
37static DEFINE_MUTEX(ds1620_mutex);
37static const char *fan_state[] = { "off", "on", "on (hardwired)" }; 38static const char *fan_state[] = { "off", "on", "on (hardwired)" };
38 39
39/* 40/*
@@ -210,7 +211,6 @@ static void ds1620_read_state(struct therm *therm)
210 211
211static int ds1620_open(struct inode *inode, struct file *file) 212static int ds1620_open(struct inode *inode, struct file *file)
212{ 213{
213 cycle_kernel_lock();
214 return nonseekable_open(inode, file); 214 return nonseekable_open(inode, file);
215} 215}
216 216
@@ -321,9 +321,9 @@ ds1620_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
321{ 321{
322 int ret; 322 int ret;
323 323
324 lock_kernel(); 324 mutex_lock(&ds1620_mutex);
325 ret = ds1620_ioctl(file, cmd, arg); 325 ret = ds1620_ioctl(file, cmd, arg);
326 unlock_kernel(); 326 mutex_unlock(&ds1620_mutex);
327 327
328 return ret; 328 return ret;
329} 329}