include/linux/fiemap.h

   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 struct fiemap_extent_info {
   9         unsigned int fi_flags;          /* Flags as passed from user */
  10         unsigned int fi_extents_mapped; /* Number of mapped extents */
  11         unsigned int fi_extents_max;    /* Size of fiemap_extent array */
  12         struct fiemap_extent __user *fi_extents_start; /* Start of
  13                                                         fiemap_extent array */
  14 };
  15
  16 int fiemap_prep(struct inode *inode, struct fiemap_extent_info *fieinfo,
  17                 u64 start, u64 *len, u32 supported_flags);
  18 int fiemap_fill_next_extent(struct fiemap_extent_info *info, u64 logical,
  19                             u64 phys, u64 len, u32 flags);
  20
  21 #endif /* _LINUX_FIEMAP_H 1 */