Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/fs/stat.c b/fs/stat.c
index f8e6fb2..c38e4c2 100644
--- a/fs/stat.c
+++ b/fs/stat.c
@@ -45,11 +45,6 @@
 	stat->ctime = inode->i_ctime;
 	stat->blksize = i_blocksize(inode);
 	stat->blocks = inode->i_blocks;
-
-	if (IS_NOATIME(inode))
-		stat->result_mask &= ~STATX_ATIME;
-	if (IS_AUTOMOUNT(inode))
-		stat->attributes |= STATX_ATTR_AUTOMOUNT;
 }
 EXPORT_SYMBOL(generic_fillattr);
 
@@ -75,6 +70,13 @@
 	stat->result_mask |= STATX_BASIC_STATS;
 	request_mask &= STATX_ALL;
 	query_flags &= KSTAT_QUERY_FLAGS;
+
+	/* allow the fs to override these if it really wants to */
+	if (IS_NOATIME(inode))
+		stat->result_mask &= ~STATX_ATIME;
+	if (IS_AUTOMOUNT(inode))
+		stat->attributes |= STATX_ATTR_AUTOMOUNT;
+
 	if (inode->i_op->getattr)
 		return inode->i_op->getattr(path, stat, request_mask,
 					    query_flags);
@@ -280,6 +282,8 @@
 
 #endif /* __ARCH_WANT_OLD_STAT */
 
+#ifdef __ARCH_WANT_NEW_STAT
+
 #if BITS_PER_LONG == 32
 #  define choose_32_64(a,b) a
 #else
@@ -378,6 +382,7 @@
 
 	return error;
 }
+#endif
 
 static int do_readlinkat(int dfd, const char __user *pathname,
 			 char __user *buf, int bufsiz)