kdev_t.h 441 B

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  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. Some programs want their definitions of MAJOR and MINOR and MKDEV
  7. from the kernel sources. These must be the externally visible ones.
  8. */
  9. #define MAJOR(dev) ((dev)>>8)
  10. #define MINOR(dev) ((dev) & 0xff)
  11. #define MKDEV(ma,mi) ((ma)<<8 | (mi))
  12. #endif /* __KERNEL__ */
  13. #endif /* _UAPI_LINUX_KDEV_T_H */