xref: /linux/include/linux/falloc.h (revision dd46c787)
197ac7350SAmit Arora #ifndef _FALLOC_H_
297ac7350SAmit Arora #define _FALLOC_H_
397ac7350SAmit Arora 
4607ca46eSDavid Howells #include <uapi/linux/falloc.h>
597ac7350SAmit Arora 
63e63cbb1SAnkit Jain 
73e63cbb1SAnkit Jain /*
83e63cbb1SAnkit Jain  * Space reservation ioctls and argument structure
93e63cbb1SAnkit Jain  * are designed to be compatible with the legacy XFS ioctls.
103e63cbb1SAnkit Jain  */
113e63cbb1SAnkit Jain struct space_resv {
123e63cbb1SAnkit Jain 	__s16		l_type;
133e63cbb1SAnkit Jain 	__s16		l_whence;
143e63cbb1SAnkit Jain 	__s64		l_start;
153e63cbb1SAnkit Jain 	__s64		l_len;		/* len == 0 means until end of file */
163e63cbb1SAnkit Jain 	__s32		l_sysid;
173e63cbb1SAnkit Jain 	__u32		l_pid;
183e63cbb1SAnkit Jain 	__s32		l_pad[4];	/* reserved area */
193e63cbb1SAnkit Jain };
203e63cbb1SAnkit Jain 
213e63cbb1SAnkit Jain #define FS_IOC_RESVSP		_IOW('X', 40, struct space_resv)
223e63cbb1SAnkit Jain #define FS_IOC_RESVSP64		_IOW('X', 42, struct space_resv)
233e63cbb1SAnkit Jain 
24*dd46c787SNamjae Jeon #define	FALLOC_FL_SUPPORTED_MASK	(FALLOC_FL_KEEP_SIZE |		\
25*dd46c787SNamjae Jeon 					 FALLOC_FL_PUNCH_HOLE |		\
26*dd46c787SNamjae Jeon 					 FALLOC_FL_COLLAPSE_RANGE |	\
27*dd46c787SNamjae Jeon 					 FALLOC_FL_ZERO_RANGE |		\
28*dd46c787SNamjae Jeon 					 FALLOC_FL_INSERT_RANGE)
29*dd46c787SNamjae Jeon 
3097ac7350SAmit Arora #endif /* _FALLOC_H_ */
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