文件操作 - kdev_t.h
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文件: /usr/src/linux-headers-5.15.0-186/include/uapi/linux/kdev_t.h
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_LINUX_KDEV_T_H #define _UAPI_LINUX_KDEV_T_H #ifndef __KERNEL__ /* Some programs want their definitions of MAJOR and MINOR and MKDEV from the kernel sources. These must be the externally visible ones. */ #define MAJOR(dev) ((dev)>>8) #define MINOR(dev) ((dev) & 0xff) #define MKDEV(ma,mi) ((ma)<<8 | (mi)) #endif /* __KERNEL__ */ #endif /* _UAPI_LINUX_KDEV_T_H */
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