ipc: convert to new timestamp accessors

Convert to using the new inode timestamp accessor functions.

Signed-off-by: Jeff Layton <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Christian Brauner <[email protected]>

ipc/mqueue.c

@@ -302,7 +302,7 @@ static struct inode *mqueue_get_inode(struct super_block *sb,
 	inode->i_mode = mode;
 	inode->i_uid = current_fsuid();
 	inode->i_gid = current_fsgid();
-	inode->i_mtime = inode->i_atime = inode_set_ctime_current(inode);
+	simple_inode_init_ts(inode);
 
 	if (S_ISREG(mode)) {
 		struct mqueue_inode_info *info;
@@ -596,7 +596,7 @@ static int mqueue_create_attr(struct dentry *dentry, umode_t mode, void *arg)
 
 	put_ipc_ns(ipc_ns);
 	dir->i_size += DIRENT_SIZE;
-	dir->i_mtime = dir->i_atime = inode_set_ctime_current(dir);
+	simple_inode_init_ts(dir);
 
 	d_instantiate(dentry, inode);
 	dget(dentry);
@@ -618,7 +618,7 @@ static int mqueue_unlink(struct inode *dir, struct dentry *dentry)
 {
 	struct inode *inode = d_inode(dentry);
 
-	dir->i_mtime = dir->i_atime = inode_set_ctime_current(dir);
+	simple_inode_init_ts(dir);
 	dir->i_size -= DIRENT_SIZE;
 	drop_nlink(inode);
 	dput(dentry);
@@ -657,7 +657,7 @@ static ssize_t mqueue_read_file(struct file *filp, char __user *u_data,
 	if (ret <= 0)
 		return ret;
 
-	inode->i_atime = inode_set_ctime_current(inode);
+	inode_set_atime_to_ts(inode, inode_set_ctime_current(inode));
 	return ret;
 }
 
@@ -1163,7 +1163,7 @@ static int do_mq_timedsend(mqd_t mqdes, const char __user *u_msg_ptr,
 				goto out_unlock;
 			__do_notify(info);
 		}
-		inode->i_atime = inode->i_mtime = inode_set_ctime_current(inode);
+		simple_inode_init_ts(inode);
 	}
 out_unlock:
 	spin_unlock(&info->lock);
@@ -1257,7 +1257,7 @@ static int do_mq_timedreceive(mqd_t mqdes, char __user *u_msg_ptr,
 
 		msg_ptr = msg_get(info);
 
-		inode->i_atime = inode->i_mtime = inode_set_ctime_current(inode);
+		simple_inode_init_ts(inode);
 
 		/* There is now free space in queue. */
 		pipelined_receive(&wake_q, info);
@@ -1395,7 +1395,8 @@ static int do_mq_notify(mqd_t mqdes, const struct sigevent *notification)
 	if (notification == NULL) {
 		if (info->notify_owner == task_tgid(current)) {
 			remove_notification(info);
-			inode->i_atime = inode_set_ctime_current(inode);
+			inode_set_atime_to_ts(inode,
+					      inode_set_ctime_current(inode));
 		}
 	} else if (info->notify_owner != NULL) {
 		ret = -EBUSY;
@@ -1421,7 +1422,7 @@ static int do_mq_notify(mqd_t mqdes, const struct sigevent *notification)
 
 		info->notify_owner = get_pid(task_tgid(current));
 		info->notify_user_ns = get_user_ns(current_user_ns());
-		inode->i_atime = inode_set_ctime_current(inode);
+		inode_set_atime_to_ts(inode, inode_set_ctime_current(inode));
 	}
 	spin_unlock(&info->lock);
 out_fput:
@@ -1484,7 +1485,7 @@ static int do_mq_getsetattr(int mqdes, struct mq_attr *new, struct mq_attr *old)
 			f.file->f_flags &= ~O_NONBLOCK;
 		spin_unlock(&f.file->f_lock);
 
-		inode->i_atime = inode_set_ctime_current(inode);
+		inode_set_atime_to_ts(inode, inode_set_ctime_current(inode));
 	}
 
 	spin_unlock(&info->lock);