1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _LINUX_FIEMAP_H 3 #define _LINUX_FIEMAP_H 1 4 5 #include <uapi/linux/fiemap.h> 6 #include <linux/fs.h> 7 8 /** 9 * struct fiemap_extent_info - fiemap request to a filesystem 10 * @fi_flags: Flags as passed from user 11 * @fi_extents_mapped: Number of mapped extents 12 * @fi_extents_max: Size of fiemap_extent array 13 * @fi_extents_start: Start of fiemap_extent array 14 */ 15 struct fiemap_extent_info { 16 unsigned int fi_flags; 17 unsigned int fi_extents_mapped; 18 unsigned int fi_extents_max; 19 struct fiemap_extent __user *fi_extents_start; 20 }; 21 22 int fiemap_prep(struct inode *inode, struct fiemap_extent_info *fieinfo, 23 u64 start, u64 *len, u32 supported_flags); 24 int fiemap_fill_next_extent(struct fiemap_extent_info *info, u64 logical, 25 u64 phys, u64 len, u32 flags); 26 27 #endif /* _LINUX_FIEMAP_H 1 */ 28