f2fs: skip to check the block address of node page

If the node page is up-to-date, it should be alive.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index ca1bb3c..9d994b9 100644 (file)
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -1080,6 +1080,9 @@ static int read_node_page(struct page *page, int rw)
                .encrypted_page = NULL,
        };
 
+       if (PageUptodate(page))
+               return LOCKED_PAGE;
+
        get_node_info(sbi, page->index, &ni);
 
        if (unlikely(ni.blk_addr == NULL_ADDR)) {
@@ -1087,9 +1090,6 @@ static int read_node_page(struct page *page, int rw)
                return -ENOENT;
        }
 
-       if (PageUptodate(page))
-               return LOCKED_PAGE;
-
        fio.new_blkaddr = fio.old_blkaddr = ni.blk_addr;
        return f2fs_submit_page_bio(&fio);
 }