/* * JFFS2 -- Journalling Flash File System, Version 2. * * Copyright © 2001-2007 Red Hat, Inc. * * Created by David Woodhouse <dwmw2@infradead.org> * * For licensing information, see the file 'LICENCE' in this directory. * */ #include <linux/kernel.h>#include <linux/mtd/mtd.h>#include "nodelist.h" int jffs2_flash_direct_writev(struct jffs2_sb_info *c, const struct kvec *vecs,			      unsigned long count, loff_t to, size_t *retlen){	if (!jffs2_is_writebuffered(c)) {		if (jffs2_sum_active()) {			int res;			res = jffs2_sum_add_kvec(c, vecs, count, (uint32_t) to);			if (res) {				return res;			}		}	} 	return mtd_writev(c->mtd, vecs, count, to, retlen);} int jffs2_flash_direct_write(struct jffs2_sb_info *c, loff_t ofs, size_t len,			size_t *retlen, const u_char *buf){	int ret;	ret = mtd_write(c->mtd, ofs, len, retlen, buf); 	if (jffs2_sum_active()) {		struct kvec vecs[1];		int res; 		vecs[0].iov_base = (unsigned char *) buf;		vecs[0].iov_len = len; 		res = jffs2_sum_add_kvec(c, vecs, 1, (uint32_t) ofs);		if (res) {			return res;		}	}	return ret;}