fiemap.h 845 B

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