evie/android_kernel_oneplus_msm8998
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hdpu_cpustate: BKL pushdown

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Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2008-05-20 19:15:57 +02:00 • committed by Jonathan Corbet
parent 742a2fe31b
commit 4a7e79a7de
1 changed files with 8 additions and 1 deletions
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9
drivers/misc/hdpuftrs/hdpu_cpustate.c
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@ -17,6 +17,7 @@
#include <linux/module.h> #include <linux/module.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/spinlock.h> #include <linux/spinlock.h>
#include <linux/smp_lock.h>
#include <linux/miscdevice.h> #include <linux/miscdevice.h>
#include <linux/proc_fs.h> #include <linux/proc_fs.h>
#include <linux/hdpu_features.h> #include <linux/hdpu_features.h>
@ -151,7 +152,13 @@ static ssize_t cpustate_write(struct file *file, const char *buf,
static int cpustate_open(struct inode *inode, struct file *file) static int cpustate_open(struct inode *inode, struct file *file)
{ {
return cpustate_get_ref((file->f_flags & O_EXCL)); int ret;
lock_kernel();
ret = cpustate_get_ref((file->f_flags & O_EXCL));
unlock_kernel();
return ret;
} }
static int cpustate_release(struct inode *inode, struct file *file) static int cpustate_release(struct inode *inode, struct file *file)