include/uapi/linux/kdev_t.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _UAPI_LINUX_KDEV_T_H
   3 #define _UAPI_LINUX_KDEV_T_H
   4 #ifndef __KERNEL__
   5
   6 /*
   7 Some programs want their definitions of MAJOR and MINOR and MKDEV
   8 from the kernel sources. These must be the externally visible ones.
   9 */
  10 #define MAJOR(dev)      ((dev)>>8)
  11 #define MINOR(dev)      ((dev) & 0xff)
  12 #define MKDEV(ma,mi)    ((ma)<<8 | (mi))
  13 #endif /* __KERNEL__ */
  14 #endif /* _UAPI_LINUX_KDEV_T_H */