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include/linux/falloc.h
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#ifndef _FALLOC_H_ #define _FALLOC_H_ #define FALLOC_FL_KEEP_SIZE 0x01 /* default is extend size */ |
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#define FALLOC_FL_PUNCH_HOLE 0x02 /* de-allocates range */ |
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#ifdef __KERNEL__ /* * Space reservation ioctls and argument structure * are designed to be compatible with the legacy XFS ioctls. */ struct space_resv { __s16 l_type; __s16 l_whence; __s64 l_start; __s64 l_len; /* len == 0 means until end of file */ __s32 l_sysid; __u32 l_pid; __s32 l_pad[4]; /* reserved area */ }; #define FS_IOC_RESVSP _IOW('X', 40, struct space_resv) #define FS_IOC_RESVSP64 _IOW('X', 42, struct space_resv) #endif /* __KERNEL__ */ |
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#endif /* _FALLOC_H_ */ |