1 #ifndef _FALLOC_H_ 2 #define _FALLOC_H_ 3 4 #include <uapi/linux/falloc.h> 5 6 7 /* 8 * Space reservation ioctls and argument structure 9 * are designed to be compatible with the legacy XFS ioctls. 10 */ 11 struct space_resv { 12 __s16 l_type; 13 __s16 l_whence; 14 __s64 l_start; 15 __s64 l_len; /* len == 0 means until end of file */ 16 __s32 l_sysid; 17 __u32 l_pid; 18 __s32 l_pad[4]; /* reserved area */ 19 }; 20 21 #define FS_IOC_RESVSP _IOW('X', 40, struct space_resv) 22 #define FS_IOC_RESVSP64 _IOW('X', 42, struct space_resv) 23 24 #endif /* _FALLOC_H_ */ 25