a1bda9dab3f8b67e1306b7695c4461f7010a47bf
2 * JFFS2 -- Journalling Flash File System, Version 2.
4 * Copyright © 2001-2007 Red Hat, Inc.
6 * Created by David Woodhouse <dwmw2@infradead.org>
8 * For licensing information, see the file 'LICENCE' in this directory.
12 #include <linux/kernel.h>
13 #include <linux/mtd/mtd.h>
16 int jffs2_flash_direct_writev(struct jffs2_sb_info
*c
, const struct kvec
*vecs
,
17 unsigned long count
, loff_t to
, size_t *retlen
)
19 if (!jffs2_is_writebuffered(c
)) {
20 if (jffs2_sum_active()) {
22 res
= jffs2_sum_add_kvec(c
, vecs
, count
, (uint32_t) to
);
29 return mtd_writev(c
->mtd
, vecs
, count
, to
, retlen
);
32 int jffs2_flash_direct_write(struct jffs2_sb_info
*c
, loff_t ofs
, size_t len
,
33 size_t *retlen
, const u_char
*buf
)
36 ret
= mtd_write(c
->mtd
, ofs
, len
, retlen
, buf
);
38 if (jffs2_sum_active()) {
42 vecs
[0].iov_base
= (unsigned char *) buf
;
43 vecs
[0].iov_len
= len
;
45 res
= jffs2_sum_add_kvec(c
, vecs
, 1, (uint32_t) ofs
);