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 */ 11struct 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#define FALLOC_FL_SUPPORTED_MASK (FALLOC_FL_KEEP_SIZE | \ 25 FALLOC_FL_PUNCH_HOLE | \ 26 FALLOC_FL_COLLAPSE_RANGE | \ 27 FALLOC_FL_ZERO_RANGE | \ 28 FALLOC_FL_INSERT_RANGE | \ 29 FALLOC_FL_UNSHARE_RANGE) 30 31#endif /* _FALLOC_H_ */ 32