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Diffstat (limited to 'arch/cris/arch-v10/drivers/i2c.c')
-rw-r--r--arch/cris/arch-v10/drivers/i2c.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/cris/arch-v10/drivers/i2c.c b/arch/cris/arch-v10/drivers/i2c.c
index d6d22067d0c..2797e67ce4f 100644
--- a/arch/cris/arch-v10/drivers/i2c.c
+++ b/arch/cris/arch-v10/drivers/i2c.c
@@ -15,6 +15,7 @@
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/slab.h>
+#include <linux/smp_lock.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/fs.h>
@@ -566,6 +567,7 @@ i2c_readreg(unsigned char theSlave, unsigned char theReg)
static int
i2c_open(struct inode *inode, struct file *filp)
{
+ cycle_kernel_lock();
return 0;
}