#include <linux/kbd_kern.h>
#include <linux/console.h>
#include <linux/device.h>
+#include <linux/smp_lock.h>
#include <asm/uaccess.h>
#include <asm/byteorder.h>
vcs_open(struct inode *inode, struct file *filp)
{
unsigned int currcons = iminor(inode) & 127;
+ int ret = 0;
+
+ lock_kernel();
if(currcons && !vc_cons_allocated(currcons-1))
- return -ENXIO;
- return 0;
+ ret = -ENXIO;
+ unlock_kernel();
+ return ret;
}
static const struct file_operations vcs_fops = {
void vcs_make_sysfs(struct tty_struct *tty)
{
- device_create(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 1),
- "vcs%u", tty->index + 1);
- device_create(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 129),
- "vcsa%u", tty->index + 1);
+ device_create_drvdata(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 1),
+ NULL, "vcs%u", tty->index + 1);
+ device_create_drvdata(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 129),
+ NULL, "vcsa%u", tty->index + 1);
}
void vcs_remove_sysfs(struct tty_struct *tty)
panic("unable to get major %d for vcs device", VCS_MAJOR);
vc_class = class_create(THIS_MODULE, "vc");
- device_create(vc_class, NULL, MKDEV(VCS_MAJOR, 0), "vcs");
- device_create(vc_class, NULL, MKDEV(VCS_MAJOR, 128), "vcsa");
+ device_create_drvdata(vc_class, NULL, MKDEV(VCS_MAJOR, 0), NULL, "vcs");
+ device_create_drvdata(vc_class, NULL, MKDEV(VCS_MAJOR, 128), NULL, "vcsa");
return 0;
}