vfs_dedupe_file_range_one  587 fs/overlayfs/file.c 		ret = vfs_dedupe_file_range_one(real_in.file, pos_in,
vfs_dedupe_file_range_one 2143 fs/read_write.c EXPORT_SYMBOL(vfs_dedupe_file_range_one);
vfs_dedupe_file_range_one 2205 fs/read_write.c 		deduped = vfs_dedupe_file_range_one(file, off, dst_file,
vfs_dedupe_file_range_one 1938 include/linux/fs.h extern loff_t vfs_dedupe_file_range_one(struct file *src_file, loff_t src_pos,