f2fs: call flush_dcache_page when the page was updated

Whenever f2fs updates mapped pages, it needs to call flush_dcache_page.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index f26fb87..914b6d3 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -106,6 +106,7 @@
 	src_addr = inline_data_addr(dn->inode_page);
 	dst_addr = kmap_atomic(page);
 	memcpy(dst_addr, src_addr, MAX_INLINE_DATA);
+	flush_dcache_page(page);
 	kunmap_atomic(dst_addr);
 	SetPageUptodate(page);
 no_update: