f2fs: check the page status filled from disk

After reading a page, we need to check whether there is any error.

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

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index ac5bea0f5f09a630a572ac06521e96e1b309b523..77c3bbb9bee05fda31c362bd44b32a6530ecf9c1 100644 (file)
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -413,7 +413,7 @@ struct page *get_new_data_page(struct inode *inode,
        struct page *page;
        struct dnode_of_data dn;
        int err;
-repeat:
+
        page = f2fs_grab_cache_page(mapping, index, true);
        if (!page) {
                /*
@@ -442,12 +442,11 @@ repeat:
        } else {
                f2fs_put_page(page, 1);
 
-               page = get_read_data_page(inode, index, READ_SYNC, true);
+               /* if ipage exists, blkaddr should be NEW_ADDR */
+               f2fs_bug_on(F2FS_I_SB(inode), ipage);
+               page = get_lock_data_page(inode, index, true);
                if (IS_ERR(page))
-                       goto repeat;
-
-               /* wait for read completion */
-               lock_page(page);
+                       return page;
        }
 got_it:
        if (new_i_size && i_size_read(inode) <