ext3: use little-endian bitops

As a preparation for removing ext2 non-atomic bit operations from
asm/bitops.h.  This converts ext2 non-atomic bit operations to
little-endian bit operations.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Acked-by: Jan Kara <jack@suse.cz>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

include/linux/ext3_fs.h

@@ -418,13 +418,13 @@ struct ext3_inode {
 #define EXT2_MOUNT_DATA_FLAGS		EXT3_MOUNT_DATA_FLAGS
 #endif
 
-#define ext3_set_bit			ext2_set_bit
+#define ext3_set_bit			__test_and_set_bit_le
 #define ext3_set_bit_atomic		ext2_set_bit_atomic
-#define ext3_clear_bit			ext2_clear_bit
+#define ext3_clear_bit			__test_and_clear_bit_le
 #define ext3_clear_bit_atomic		ext2_clear_bit_atomic
-#define ext3_test_bit			ext2_test_bit
-#define ext3_find_first_zero_bit	ext2_find_first_zero_bit
-#define ext3_find_next_zero_bit		ext2_find_next_zero_bit
+#define ext3_test_bit			test_bit_le
+#define ext3_find_first_zero_bit	find_first_zero_bit_le
+#define ext3_find_next_zero_bit		find_next_zero_bit_le
 
 /*
  * Maximal mount counts between two filesystem checks