276 static long fcntl_rw_hint(struct file *file, unsigned int cmd,  in fcntl_rw_hint()  argument
284 	switch (cmd) {  in fcntl_rw_hint()
322 static long do_fcntl(int fd, unsigned int cmd, unsigned long arg,  in do_fcntl()  argument
329 	switch (cmd) {  in do_fcntl()
356 		err = fcntl_getlk(filp, cmd, &flock);  in do_fcntl()
370 		err = fcntl_setlk(fd, filp, cmd, &flock);  in do_fcntl()
417 		err = pipe_fcntl(filp, cmd, arg);  in do_fcntl()
421 		err = memfd_fcntl(filp, cmd, arg);  in do_fcntl()
427 		err = fcntl_rw_hint(filp, cmd, arg);  in do_fcntl()
435 static int check_fcntl_cmd(unsigned cmd)  in check_fcntl_cmd()  argument
437 	switch (cmd) {  in check_fcntl_cmd()
448 SYSCALL_DEFINE3(fcntl, unsigned int, fd, unsigned int, cmd, unsigned long, arg)  in SYSCALL_DEFINE3()  argument
457 		if (!check_fcntl_cmd(cmd))  in SYSCALL_DEFINE3()
461 	err = security_file_fcntl(f.file, cmd, arg);  in SYSCALL_DEFINE3()
463 		err = do_fcntl(fd, cmd, arg, f.file);  in SYSCALL_DEFINE3()
472 SYSCALL_DEFINE3(fcntl64, unsigned int, fd, unsigned int, cmd,  in SYSCALL_DEFINE3()  argument
484 		if (!check_fcntl_cmd(cmd))  in SYSCALL_DEFINE3()
488 	err = security_file_fcntl(f.file, cmd, arg);  in SYSCALL_DEFINE3()
492 	switch (cmd) {  in SYSCALL_DEFINE3()
498 		err = fcntl_getlk64(f.file, cmd, &flock);  in SYSCALL_DEFINE3()
509 		err = fcntl_setlk64(fd, f.file, cmd, &flock);  in SYSCALL_DEFINE3()
512 		err = do_fcntl(fd, cmd, arg, f.file);  in SYSCALL_DEFINE3()
578 convert_fcntl_cmd(unsigned int cmd)  in convert_fcntl_cmd()  argument
580 	switch (cmd) {  in convert_fcntl_cmd()
589 	return cmd;  in convert_fcntl_cmd()
610 static long do_compat_fcntl64(unsigned int fd, unsigned int cmd,  in do_compat_fcntl64()  argument
621 		if (!check_fcntl_cmd(cmd))  in do_compat_fcntl64()
625 	err = security_file_fcntl(f.file, cmd, arg);  in do_compat_fcntl64()
629 	switch (cmd) {  in do_compat_fcntl64()
634 		err = fcntl_getlk(f.file, convert_fcntl_cmd(cmd), &flock);  in do_compat_fcntl64()
646 		err = fcntl_getlk(f.file, convert_fcntl_cmd(cmd), &flock);  in do_compat_fcntl64()
655 		err = fcntl_setlk(fd, f.file, convert_fcntl_cmd(cmd), &flock);  in do_compat_fcntl64()
664 		err = fcntl_setlk(fd, f.file, convert_fcntl_cmd(cmd), &flock);  in do_compat_fcntl64()
667 		err = do_fcntl(fd, cmd, arg, f.file);  in do_compat_fcntl64()
675 COMPAT_SYSCALL_DEFINE3(fcntl64, unsigned int, fd, unsigned int, cmd,  in COMPAT_SYSCALL_DEFINE3()  argument
678 	return do_compat_fcntl64(fd, cmd, arg);  in COMPAT_SYSCALL_DEFINE3()
681 COMPAT_SYSCALL_DEFINE3(fcntl, unsigned int, fd, unsigned int, cmd,  in COMPAT_SYSCALL_DEFINE3()  argument
684 	switch (cmd) {  in COMPAT_SYSCALL_DEFINE3()
693 	return do_compat_fcntl64(fd, cmd, arg);  in COMPAT_SYSCALL_DEFINE3()