71 cf_copy_file_range(int sfd, loff_t *soff, int dfd, loff_t *doff,  in cf_copy_file_range()  argument
75 		return (copy_file_range(sfd, soff, dfd, doff, len, flags));  in cf_copy_file_range()
77 	    syscall(__NR_copy_file_range, sfd, soff, dfd, doff, len, flags));  in cf_copy_file_range()
153 int do_clone(int sfd, int dfd);
154 int do_clonerange(int sfd, int dfd, loff_t soff, loff_t doff, size_t len);
155 int do_copyfilerange(int sfd, int dfd, loff_t soff, loff_t doff, size_t len);
156 int do_deduperange(int sfd, int dfd, loff_t soff, loff_t doff, size_t len);
231 	int sfd = open(argv[optind], O_RDONLY);  in main()  local
232 	if (sfd < 0) {  in main()
243 		close(sfd);  in main()
250 			err = do_clone(sfd, dfd);  in main()
253 			err = do_clonerange(sfd, dfd, soff, doff, len);  in main()
256 			err = do_copyfilerange(sfd, dfd, soff, doff, len);  in main()
259 			err = do_deduperange(sfd, dfd, soff, doff, len);  in main()
266 		off_t spos = lseek(sfd, 0, SEEK_CUR);  in main()
267 		off_t slen = lseek(sfd, 0, SEEK_END);  in main()
276 	close(sfd);  in main()
282 do_clone(int sfd, int dfd)  in do_clone()  argument
286 	int err = ioctl(dfd, CF_FICLONE, sfd);  in do_clone()
295 do_clonerange(int sfd, int dfd, loff_t soff, loff_t doff, size_t len)  in do_clonerange()  argument
300 		.src_fd = sfd,  in do_clonerange()
314 do_copyfilerange(int sfd, int dfd, loff_t soff, loff_t doff, size_t len)  in do_copyfilerange()  argument
318 	ssize_t copied = cf_copy_file_range(sfd, &soff, dfd, &doff, len, 0);  in do_copyfilerange()
326 		if (fstat(sfd, &sb) < 0) {  in do_copyfilerange()
341 do_deduperange(int sfd, int dfd, loff_t soff, loff_t doff, size_t len)  in do_deduperange()  argument
360 	int err = ioctl(sfd, CF_FIDEDUPERANGE, fdr);  in do_deduperange()