19 int vfs_utimes(const struct path *path, struct timespec64 *times)  in vfs_utimes()  argument
26 	if (times) {  in vfs_utimes()
27 		if (!nsec_valid(times[0].tv_nsec) ||  in vfs_utimes()
28 		    !nsec_valid(times[1].tv_nsec))  in vfs_utimes()
30 		if (times[0].tv_nsec == UTIME_NOW &&  in vfs_utimes()
31 		    times[1].tv_nsec == UTIME_NOW)  in vfs_utimes()
32 			times = NULL;  in vfs_utimes()
40 	if (times) {  in vfs_utimes()
41 		if (times[0].tv_nsec == UTIME_OMIT)  in vfs_utimes()
43 		else if (times[0].tv_nsec != UTIME_NOW) {  in vfs_utimes()
44 			newattrs.ia_atime = times[0];  in vfs_utimes()
48 		if (times[1].tv_nsec == UTIME_OMIT)  in vfs_utimes()
50 		else if (times[1].tv_nsec != UTIME_NOW) {  in vfs_utimes()
51 			newattrs.ia_mtime = times[1];  in vfs_utimes()
79 		struct timespec64 *times, int flags)  in do_utimes_path()  argument
97 	error = vfs_utimes(&path, times);  in do_utimes_path()
107 static int do_utimes_fd(int fd, struct timespec64 *times, int flags)  in do_utimes_fd()  argument
118 	error = vfs_utimes(&f.file->f_path, times);  in do_utimes_fd()
124  * do_utimes - change times on filename or file descriptor
127  * @times: new times or NULL
134  * If times==NULL, set access and modification to current time,
136  * Else, update from *times, must be owner or super user.
138 long do_utimes(int dfd, const char __user *filename, struct timespec64 *times,  in do_utimes()  argument
142 		return do_utimes_fd(dfd, times, flags);  in do_utimes()
143 	return do_utimes_path(dfd, filename, times, flags);  in do_utimes()
175 	struct __kernel_old_timeval times[2];  in do_futimesat()  local
179 		if (copy_from_user(&times, utimes, sizeof(times)))  in do_futimesat()
187 		if (times[0].tv_usec >= 1000000 || times[0].tv_usec < 0 ||  in do_futimesat()
188 		    times[1].tv_usec >= 1000000 || times[1].tv_usec < 0)  in do_futimesat()
191 		tstimes[0].tv_sec = times[0].tv_sec;  in do_futimesat()
192 		tstimes[0].tv_nsec = 1000 * times[0].tv_usec;  in do_futimesat()
193 		tstimes[1].tv_sec = times[1].tv_sec;  in do_futimesat()
194 		tstimes[1].tv_nsec = 1000 * times[1].tv_usec;  in do_futimesat()
213 SYSCALL_DEFINE2(utime, char __user *, filename, struct utimbuf __user *, times)  in SYSCALL_DEFINE2()  argument
217 	if (times) {  in SYSCALL_DEFINE2()
218 		if (get_user(tv[0].tv_sec, &times->actime) ||  in SYSCALL_DEFINE2()
219 		    get_user(tv[1].tv_sec, &times->modtime))  in SYSCALL_DEFINE2()
224 	return do_utimes(AT_FDCWD, filename, times ? tv : NULL, 0);  in SYSCALL_DEFINE2()