280 static long fcntl_rw_hint(struct file *file, unsigned int cmd,  in fcntl_rw_hint()  argument
287 	switch (cmd) {  in fcntl_rw_hint()
308 static long do_fcntl(int fd, unsigned int cmd, unsigned long arg,  in do_fcntl()  argument
316 	switch (cmd) {  in do_fcntl()
343 		err = fcntl_getlk(filp, cmd, &flock);  in do_fcntl()
357 		err = fcntl_setlk(fd, filp, cmd, &flock);  in do_fcntl()
404 		err = pipe_fcntl(filp, cmd, argi);  in do_fcntl()
408 		err = memfd_fcntl(filp, cmd, argi);  in do_fcntl()
412 		err = fcntl_rw_hint(filp, cmd, arg);  in do_fcntl()
420 static int check_fcntl_cmd(unsigned cmd)  in check_fcntl_cmd()  argument
422 	switch (cmd) {  in check_fcntl_cmd()
433 SYSCALL_DEFINE3(fcntl, unsigned int, fd, unsigned int, cmd, unsigned long, arg)  in SYSCALL_DEFINE3()  argument
442 		if (!check_fcntl_cmd(cmd))  in SYSCALL_DEFINE3()
446 	err = security_file_fcntl(f.file, cmd, arg);  in SYSCALL_DEFINE3()
448 		err = do_fcntl(fd, cmd, arg, f.file);  in SYSCALL_DEFINE3()
457 SYSCALL_DEFINE3(fcntl64, unsigned int, fd, unsigned int, cmd,  in SYSCALL_DEFINE3()  argument
469 		if (!check_fcntl_cmd(cmd))  in SYSCALL_DEFINE3()
473 	err = security_file_fcntl(f.file, cmd, arg);  in SYSCALL_DEFINE3()
477 	switch (cmd) {  in SYSCALL_DEFINE3()
483 		err = fcntl_getlk64(f.file, cmd, &flock);  in SYSCALL_DEFINE3()
494 		err = fcntl_setlk64(fd, f.file, cmd, &flock);  in SYSCALL_DEFINE3()
497 		err = do_fcntl(fd, cmd, arg, f.file);  in SYSCALL_DEFINE3()
563 convert_fcntl_cmd(unsigned int cmd)  in convert_fcntl_cmd()  argument
565 	switch (cmd) {  in convert_fcntl_cmd()
574 	return cmd;  in convert_fcntl_cmd()
595 static long do_compat_fcntl64(unsigned int fd, unsigned int cmd,  in do_compat_fcntl64()  argument
606 		if (!check_fcntl_cmd(cmd))  in do_compat_fcntl64()
610 	err = security_file_fcntl(f.file, cmd, arg);  in do_compat_fcntl64()
614 	switch (cmd) {  in do_compat_fcntl64()
619 		err = fcntl_getlk(f.file, convert_fcntl_cmd(cmd), &flock);  in do_compat_fcntl64()
631 		err = fcntl_getlk(f.file, convert_fcntl_cmd(cmd), &flock);  in do_compat_fcntl64()
640 		err = fcntl_setlk(fd, f.file, convert_fcntl_cmd(cmd), &flock);  in do_compat_fcntl64()
649 		err = fcntl_setlk(fd, f.file, convert_fcntl_cmd(cmd), &flock);  in do_compat_fcntl64()
652 		err = do_fcntl(fd, cmd, arg, f.file);  in do_compat_fcntl64()
660 COMPAT_SYSCALL_DEFINE3(fcntl64, unsigned int, fd, unsigned int, cmd,  in COMPAT_SYSCALL_DEFINE3()  argument
663 	return do_compat_fcntl64(fd, cmd, arg);  in COMPAT_SYSCALL_DEFINE3()
666 COMPAT_SYSCALL_DEFINE3(fcntl, unsigned int, fd, unsigned int, cmd,  in COMPAT_SYSCALL_DEFINE3()  argument
669 	switch (cmd) {  in COMPAT_SYSCALL_DEFINE3()
678 	return do_compat_fcntl64(fd, cmd, arg);  in COMPAT_SYSCALL_DEFINE3()