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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/char/xilinx_hwicap/xilinx_hwicap.c
parent5704e44d283e907623e3775c1262f206a2c48cf3 (diff)
parent2a48fc0ab24241755dc93bfd4f01d68efab47f5a (diff)
downloadlinux-c37927d4359e81b85de644f8fb08878717cf5f3f.tar.bz2
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/xilinx_hwicap/xilinx_hwicap.c')
-rw-r--r--drivers/char/xilinx_hwicap/xilinx_hwicap.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.c b/drivers/char/xilinx_hwicap/xilinx_hwicap.c
index b663d573aad9..d985204d76fe 100644
--- a/drivers/char/xilinx_hwicap/xilinx_hwicap.c
+++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.c
@@ -81,7 +81,6 @@
#include <linux/poll.h>
#include <linux/proc_fs.h>
#include <linux/mutex.h>
-#include <linux/smp_lock.h>
#include <linux/sysctl.h>
#include <linux/fs.h>
#include <linux/cdev.h>
@@ -112,6 +111,7 @@
#define HWICAP_DEVICES 1
/* An array, which is set to true when the device is registered. */
+static DEFINE_MUTEX(hwicap_mutex);
static bool probed_devices[HWICAP_DEVICES];
static struct mutex icap_sem;
@@ -502,7 +502,7 @@ static int hwicap_open(struct inode *inode, struct file *file)
struct hwicap_drvdata *drvdata;
int status;
- lock_kernel();
+ mutex_lock(&hwicap_mutex);
drvdata = container_of(inode->i_cdev, struct hwicap_drvdata, cdev);
status = mutex_lock_interruptible(&drvdata->sem);
@@ -528,7 +528,7 @@ static int hwicap_open(struct inode *inode, struct file *file)
error:
mutex_unlock(&drvdata->sem);
out:
- unlock_kernel();
+ mutex_unlock(&hwicap_mutex);
return status;
}