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UBI: Kill data type hint

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We do not need this feature and to our shame it even was not working
and there was a bug found very recently.
	-- Artem Bityutskiy

Without the data type hint UBI2 (fastmap) will be easier to implement.

Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
This commit is contained in:
Richard Weinberger
2012-05-14 17:55:51 +02:00
committed by Artem Bityutskiy
parent 0964f6a27b
commit b36a261e8c
25 changed files with 107 additions and 224 deletions
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42
fs/ubifs/io.c
View File

@@ -115,7 +115,7 @@ int ubifs_leb_read(const struct ubifs_info *c, int lnum, void *buf, int offs,
}
int ubifs_leb_write(struct ubifs_info *c, int lnum, const void *buf, int offs,
int len, int dtype)
int len)
{
int err;
@@ -123,9 +123,9 @@ int ubifs_leb_write(struct ubifs_info *c, int lnum, const void *buf, int offs,
if (c->ro_error)
return -EROFS;
if (!dbg_is_tst_rcvry(c))
err = ubi_leb_write(c->ubi, lnum, buf, offs, len, dtype);
err = ubi_leb_write(c->ubi, lnum, buf, offs, len);
else
err = dbg_leb_write(c, lnum, buf, offs, len, dtype);
err = dbg_leb_write(c, lnum, buf, offs, len);
if (err) {
ubifs_err("writing %d bytes to LEB %d:%d failed, error %d",
len, lnum, offs, err);
@@ -135,8 +135,7 @@ int ubifs_leb_write(struct ubifs_info *c, int lnum, const void *buf, int offs,
return err;
}
int ubifs_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len,
int dtype)
int ubifs_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len)
{
int err;
@@ -144,9 +143,9 @@ int ubifs_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len,
if (c->ro_error)
return -EROFS;
if (!dbg_is_tst_rcvry(c))
err = ubi_leb_change(c->ubi, lnum, buf, len, dtype);
err = ubi_leb_change(c->ubi, lnum, buf, len);
else
err = dbg_leb_change(c, lnum, buf, len, dtype);
err = dbg_leb_change(c, lnum, buf, len);
if (err) {
ubifs_err("changing %d bytes in LEB %d failed, error %d",
len, lnum, err);
@@ -175,7 +174,7 @@ int ubifs_leb_unmap(struct ubifs_info *c, int lnum)
return err;
}
int ubifs_leb_map(struct ubifs_info *c, int lnum, int dtype)
int ubifs_leb_map(struct ubifs_info *c, int lnum)
{
int err;
@@ -183,9 +182,9 @@ int ubifs_leb_map(struct ubifs_info *c, int lnum, int dtype)
if (c->ro_error)
return -EROFS;
if (!dbg_is_tst_rcvry(c))
err = ubi_leb_map(c->ubi, lnum, dtype);
err = ubi_leb_map(c->ubi, lnum);
else
err = dbg_leb_map(c, lnum, dtype);
err = dbg_leb_map(c, lnum);
if (err) {
ubifs_err("mapping LEB %d failed, error %d", lnum, err);
ubifs_ro_mode(c, err);
@@ -523,8 +522,7 @@ int ubifs_wbuf_sync_nolock(struct ubifs_wbuf *wbuf)
dirt = sync_len - wbuf->used;
if (dirt)
ubifs_pad(c, wbuf->buf + wbuf->used, dirt);
err = ubifs_leb_write(c, wbuf->lnum, wbuf->buf, wbuf->offs, sync_len,
wbuf->dtype);
err = ubifs_leb_write(c, wbuf->lnum, wbuf->buf, wbuf->offs, sync_len);
if (err)
return err;
@@ -562,14 +560,12 @@ int ubifs_wbuf_sync_nolock(struct ubifs_wbuf *wbuf)
* @wbuf: write-buffer
* @lnum: logical eraseblock number to seek to
* @offs: logical eraseblock offset to seek to
* @dtype: data type
*
* This function targets the write-buffer to logical eraseblock @lnum:@offs.
* The write-buffer has to be empty. Returns zero in case of success and a
* negative error code in case of failure.
*/
int ubifs_wbuf_seek_nolock(struct ubifs_wbuf *wbuf, int lnum, int offs,
int dtype)
int ubifs_wbuf_seek_nolock(struct ubifs_wbuf *wbuf, int lnum, int offs)
{
const struct ubifs_info *c = wbuf->c;
@@ -592,7 +588,6 @@ int ubifs_wbuf_seek_nolock(struct ubifs_wbuf *wbuf, int lnum, int offs,
wbuf->avail = wbuf->size;
wbuf->used = 0;
spin_unlock(&wbuf->lock);
wbuf->dtype = dtype;
return 0;
}
@@ -719,8 +714,7 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
dbg_io("flush jhead %s wbuf to LEB %d:%d",
dbg_jhead(wbuf->jhead), wbuf->lnum, wbuf->offs);
err = ubifs_leb_write(c, wbuf->lnum, wbuf->buf,
wbuf->offs, wbuf->size,
wbuf->dtype);
wbuf->offs, wbuf->size);
if (err)
goto out;
@@ -756,7 +750,7 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
dbg_jhead(wbuf->jhead), wbuf->lnum, wbuf->offs);
memcpy(wbuf->buf + wbuf->used, buf, wbuf->avail);
err = ubifs_leb_write(c, wbuf->lnum, wbuf->buf, wbuf->offs,
wbuf->size, wbuf->dtype);
wbuf->size);
if (err)
goto out;
@@ -775,7 +769,7 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
dbg_io("write %d bytes to LEB %d:%d",
wbuf->size, wbuf->lnum, wbuf->offs);
err = ubifs_leb_write(c, wbuf->lnum, buf, wbuf->offs,
wbuf->size, wbuf->dtype);
wbuf->size);
if (err)
goto out;
@@ -797,7 +791,7 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
dbg_io("write %d bytes to LEB %d:%d", n, wbuf->lnum,
wbuf->offs);
err = ubifs_leb_write(c, wbuf->lnum, buf + written,
wbuf->offs, n, wbuf->dtype);
wbuf->offs, n);
if (err)
goto out;
wbuf->offs += n;
@@ -854,7 +848,6 @@ out:
* @len: node length
* @lnum: logical eraseblock number
* @offs: offset within the logical eraseblock
* @dtype: node life-time hint (%UBI_LONGTERM, %UBI_SHORTTERM, %UBI_UNKNOWN)
*
* This function automatically fills node magic number, assigns sequence
* number, and calculates node CRC checksum. The length of the @buf buffer has
@@ -863,7 +856,7 @@ out:
* success and a negative error code in case of failure.
*/
int ubifs_write_node(struct ubifs_info *c, void *buf, int len, int lnum,
int offs, int dtype)
int offs)
{
int err, buf_len = ALIGN(len, c->min_io_size);
@@ -879,7 +872,7 @@ int ubifs_write_node(struct ubifs_info *c, void *buf, int len, int lnum,
return -EROFS;
ubifs_prepare_node(c, buf, len, 1);
err = ubifs_leb_write(c, lnum, buf, offs, buf_len, dtype);
err = ubifs_leb_write(c, lnum, buf, offs, buf_len);
if (err)
ubifs_dump_node(c, buf);
@@ -1056,7 +1049,6 @@ int ubifs_wbuf_init(struct ubifs_info *c, struct ubifs_wbuf *wbuf)
*/
size = c->max_write_size - (c->leb_start % c->max_write_size);
wbuf->avail = wbuf->size = size;
wbuf->dtype = UBI_UNKNOWN;
wbuf->sync_callback = NULL;
mutex_init(&wbuf->io_mutex);
spin_lock_init(&wbuf->lock);