106  * @dfd: open file descriptor, -1 or AT_FDCWD
111  * If filename is NULL and dfd refers to an open file, then operate on
112  * the file.  Otherwise look up filename, possibly using dfd as a
119 long do_utimes(int dfd, const char __user *filename, struct timespec64 *times,  in do_utimes()  argument
132 	if (filename == NULL && dfd != AT_FDCWD) {  in do_utimes()
138 		f = fdget(dfd);  in do_utimes()
152 		error = user_path_at(dfd, filename, lookup_flags, &path);  in do_utimes()
168 SYSCALL_DEFINE4(utimensat, int, dfd, const char __user *, filename,  in SYSCALL_DEFINE4()  argument
184 	return do_utimes(dfd, filename, utimes ? tstimes : NULL, flags);  in SYSCALL_DEFINE4()
187 static long do_futimesat(int dfd, const char __user *filename,  in do_futimesat()  argument
212 	return do_utimes(dfd, filename, utimes ? tstimes : NULL, 0);  in do_futimesat()
216 SYSCALL_DEFINE3(futimesat, int, dfd, const char __user *, filename,  in SYSCALL_DEFINE3()  argument
219 	return do_futimesat(dfd, filename, utimes);  in SYSCALL_DEFINE3()
248 COMPAT_SYSCALL_DEFINE4(utimensat, unsigned int, dfd, const char __user *, filename, struct compat_t…  in COMPAT_SYSCALL_DEFINE4()  argument
260 	return do_utimes(dfd, filename, t ? tv : NULL, flags);  in COMPAT_SYSCALL_DEFINE4()
263 static long do_compat_futimesat(unsigned int dfd, const char __user *filename,  in do_compat_futimesat()  argument
280 	return do_utimes(dfd, filename, t ? tv : NULL, 0);  in do_compat_futimesat()
283 COMPAT_SYSCALL_DEFINE3(futimesat, unsigned int, dfd,  in COMPAT_SYSCALL_DEFINE3()  argument
287 	return do_compat_futimesat(dfd, filename, t);  in COMPAT_SYSCALL_DEFINE3()