xfs: remove the XFS_IOC_{ALLOC,FREE}SP* definitions

Now that we've made these ioctls defunct, move them from xfs_fs.h to
xfs_ioctl.c, which effectively removes them from the publicly supported
ioctl interfaces for XFS.

Signed-off-by: Darrick J. Wong <[e-mail]>
Reviewed-by: Dave Chinner <[e-mail]>
Reviewed-by: Eric Sandeen <[e-mail]>

fs/xfs/libxfs/xfs_fs.h

···
  * For 'documentation' purposed more than anything else,
  * the "cmd #" field reflects the IRIX fcntl number.
  */
-#define XFS_IOC_ALLOCSP		_IOW ('X', 10, struct xfs_flock64)
-#define XFS_IOC_FREESP		_IOW ('X', 11, struct xfs_flock64)
+/*	XFS_IOC_ALLOCSP ------- deprecated 10	 */
+/*	XFS_IOC_FREESP -------- deprecated 11	 */
 #define XFS_IOC_DIOINFO		_IOR ('X', 30, struct dioattr)
 #define XFS_IOC_FSGETXATTR	FS_IOC_FSGETXATTR
 #define XFS_IOC_FSSETXATTR	FS_IOC_FSSETXATTR
-#define XFS_IOC_ALLOCSP64	_IOW ('X', 36, struct xfs_flock64)
-#define XFS_IOC_FREESP64	_IOW ('X', 37, struct xfs_flock64)
+/*	XFS_IOC_ALLOCSP64 ----- deprecated 36	 */
+/*	XFS_IOC_FREESP64 ------ deprecated 37	 */
 #define XFS_IOC_GETBMAP		_IOWR('X', 38, struct getbmap)
 /*      XFS_IOC_FSSETDM ------- deprecated 39    */
 #define XFS_IOC_RESVSP		_IOW ('X', 40, struct xfs_flock64)

fs/xfs/xfs_ioctl.c

···
 }
 
 /*
+ * These long-unused ioctls were removed from the official ioctl API in 5.17,
+ * but retain these definitions so that we can log warnings about them.
+ */
+#define XFS_IOC_ALLOCSP		_IOW ('X', 10, struct xfs_flock64)
+#define XFS_IOC_FREESP		_IOW ('X', 11, struct xfs_flock64)
+#define XFS_IOC_ALLOCSP64	_IOW ('X', 36, struct xfs_flock64)
+#define XFS_IOC_FREESP64	_IOW ('X', 37, struct xfs_flock64)
+
+/*
  * Note: some of the ioctl's return positive numbers as a
  * byte count indicating success, such as readlink_by_handle.
  * So we don't "sign flip" like most other routines.  This means

fs/xfs/xfs_ioctl32.h

···
 	__s32		l_pad[4];	/* reserve area */
 } compat_xfs_flock64_t;
 
-#define XFS_IOC_ALLOCSP_32	_IOW('X', 10, struct compat_xfs_flock64)
-#define XFS_IOC_FREESP_32	_IOW('X', 11, struct compat_xfs_flock64)
-#define XFS_IOC_ALLOCSP64_32	_IOW('X', 36, struct compat_xfs_flock64)
-#define XFS_IOC_FREESP64_32	_IOW('X', 37, struct compat_xfs_flock64)
 #define XFS_IOC_RESVSP_32	_IOW('X', 40, struct compat_xfs_flock64)
 #define XFS_IOC_UNRESVSP_32	_IOW('X', 41, struct compat_xfs_flock64)
 #define XFS_IOC_RESVSP64_32	_IOW('X', 42, struct compat_xfs_flock64)