summaryrefslogtreecommitdiffstats
path: root/drivers/pci
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-22 10:49:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-22 10:49:54 -0700
commitc37927d4359e81b85de644f8fb08878717cf5f3f (patch)
tree25dabf2d905e1410819d1bdaba0bf5f779100d3c /drivers/pci
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/pci')
-rw-r--r--drivers/pci/hotplug/cpqphp_sysfs.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/pci/hotplug/cpqphp_sysfs.c b/drivers/pci/hotplug/cpqphp_sysfs.c
index 56215322930..4cb30447a48 100644
--- a/drivers/pci/hotplug/cpqphp_sysfs.c
+++ b/drivers/pci/hotplug/cpqphp_sysfs.c
@@ -34,10 +34,11 @@
#include <linux/workqueue.h>
#include <linux/pci.h>
#include <linux/pci_hotplug.h>
-#include <linux/smp_lock.h>
+#include <linux/mutex.h>
#include <linux/debugfs.h>
#include "cpqphp.h"
+static DEFINE_MUTEX(cpqphp_mutex);
static int show_ctrl (struct controller *ctrl, char *buf)
{
char *out = buf;
@@ -147,7 +148,7 @@ static int open(struct inode *inode, struct file *file)
struct ctrl_dbg *dbg;
int retval = -ENOMEM;
- lock_kernel();
+ mutex_lock(&cpqphp_mutex);
dbg = kmalloc(sizeof(*dbg), GFP_KERNEL);
if (!dbg)
goto exit;
@@ -160,7 +161,7 @@ static int open(struct inode *inode, struct file *file)
file->private_data = dbg;
retval = 0;
exit:
- unlock_kernel();
+ mutex_unlock(&cpqphp_mutex);
return retval;
}
@@ -169,7 +170,7 @@ static loff_t lseek(struct file *file, loff_t off, int whence)
struct ctrl_dbg *dbg;
loff_t new = -1;
- lock_kernel();
+ mutex_lock(&cpqphp_mutex);
dbg = file->private_data;
switch (whence) {
@@ -181,10 +182,10 @@ static loff_t lseek(struct file *file, loff_t off, int whence)
break;
}
if (new < 0 || new > dbg->size) {
- unlock_kernel();
+ mutex_unlock(&cpqphp_mutex);
return -EINVAL;
}
- unlock_kernel();
+ mutex_unlock(&cpqphp_mutex);
return (file->f_pos = new);
}