#include <linux/hdreg.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
+#include <linux/smp_lock.h>
#include "aoe.h"
enum {
{
int n, i;
+ lock_kernel();
n = iminor(inode);
filp->private_data = (void *) (unsigned long) n;
for (i = 0; i < ARRAY_SIZE(chardevs); ++i)
- if (chardevs[i].minor == n)
+ if (chardevs[i].minor == n) {
+ unlock_kernel();
return 0;
+ }
+ unlock_kernel();
return -EINVAL;
}