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>
This commit is contained in:
Jaegeuk Kim 2016-01-01 22:03:47 -08:00
parent 0e022ea8fc
commit 7612118ae8

View file

@ -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 @@ struct page *get_new_data_page(struct inode *inode,
} 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) <