microsoft
/
WSL2-Linux-Kernel
зеркало из https://github.com/microsoft/WSL2-Linux-Kernel.git
1
0
Форкнуть 0
Код Задачи Пакеты Проекты Релизы Вики Активность

UBI: Kill data type hint 

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 коммит произвёл Artem Bityutskiy
Родитель 0964f6a27b
Коммит b36a261e8c
25 изменённых файлов: 107 добавлений и 224 удалений
Показать статистику Скачать Patch файл Скачать Diff файл Показать все файлы Свернуть все файлы

8
drivers/mtd/ubi/cdev.c
Просмотреть файл

@ -334,8 +334,7 @@ static ssize_t vol_cdev_direct_write(struct file *file, const char __user *buf,
break;
}
err = ubi_eba_write_leb(ubi, vol, lnum, tbuf, off, len,
UBI_UNKNOWN);
err = ubi_eba_write_leb(ubi, vol, lnum, tbuf, off, len);
if (err)
break;
@ -477,9 +476,6 @@ static long vol_cdev_ioctl(struct file *file, unsigned int cmd,
if (req.lnum < 0 || req.lnum >= vol->reserved_pebs ||
req.bytes < 0 || req.lnum >= vol->usable_leb_size)
break;
if (req.dtype != UBI_LONGTERM && req.dtype != UBI_SHORTTERM &&
req.dtype != UBI_UNKNOWN)
break;
err = get_exclusive(desc);
if (err < 0)
@ -532,7 +528,7 @@ static long vol_cdev_ioctl(struct file *file, unsigned int cmd,
err = -EFAULT;
break;
}
err = ubi_leb_map(desc, req.lnum, req.dtype);
err = ubi_leb_map(desc, req.lnum);
break;
}

20
drivers/mtd/ubi/eba.c
Просмотреть файл

@ -507,7 +507,7 @@ static int recover_peb(struct ubi_device *ubi, int pnum, int vol_id, int lnum,
return -ENOMEM;
retry:
new_pnum = ubi_wl_get_peb(ubi, UBI_UNKNOWN);
new_pnum = ubi_wl_get_peb(ubi);
if (new_pnum < 0) {
ubi_free_vid_hdr(ubi, vid_hdr);
return new_pnum;
@ -585,7 +585,6 @@ write_error:
* @buf: the data to write
* @offset: offset within the logical eraseblock where to write
* @len: how many bytes to write
* @dtype: data type
*
* This function writes data to logical eraseblock @lnum of a dynamic volume
* @vol. Returns zero in case of success and a negative error code in case
@ -593,7 +592,7 @@ write_error:
* written to the flash media, but may be some garbage.
*/
int ubi_eba_write_leb(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
const void *buf, int offset, int len, int dtype)
const void *buf, int offset, int len)
{
int err, pnum, tries = 0, vol_id = vol->vol_id;
struct ubi_vid_hdr *vid_hdr;
@ -641,7 +640,7 @@ int ubi_eba_write_leb(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
vid_hdr->data_pad = cpu_to_be32(vol->data_pad);
retry:
pnum = ubi_wl_get_peb(ubi, dtype);
pnum = ubi_wl_get_peb(ubi);
if (pnum < 0) {
ubi_free_vid_hdr(ubi, vid_hdr);
leb_write_unlock(ubi, vol_id, lnum);
@ -707,7 +706,6 @@ write_error:
* @lnum: logical eraseblock number
* @buf: data to write
* @len: how many bytes to write
* @dtype: data type
* @used_ebs: how many logical eraseblocks will this volume contain
*
* This function writes data to logical eraseblock @lnum of static volume
@ -724,8 +722,7 @@ write_error:
* code in case of failure.
*/
int ubi_eba_write_leb_st(struct ubi_device *ubi, struct ubi_volume *vol,
int lnum, const void *buf, int len, int dtype,
int used_ebs)
int lnum, const void *buf, int len, int used_ebs)
{
int err, pnum, tries = 0, data_size = len, vol_id = vol->vol_id;
struct ubi_vid_hdr *vid_hdr;
@ -763,7 +760,7 @@ int ubi_eba_write_leb_st(struct ubi_device *ubi, struct ubi_volume *vol,
vid_hdr->data_crc = cpu_to_be32(crc);
retry:
pnum = ubi_wl_get_peb(ubi, dtype);
pnum = ubi_wl_get_peb(ubi);
if (pnum < 0) {
ubi_free_vid_hdr(ubi, vid_hdr);
leb_write_unlock(ubi, vol_id, lnum);
@ -827,7 +824,6 @@ write_error:
* @lnum: logical eraseblock number
* @buf: data to write
* @len: how many bytes to write
* @dtype: data type
*
* This function changes the contents of a logical eraseblock atomically. @buf
* has to contain new logical eraseblock data, and @len - the length of the
@ -839,7 +835,7 @@ write_error:
* LEB change may be done at a time. This is ensured by @ubi->alc_mutex.
*/
int ubi_eba_atomic_leb_change(struct ubi_device *ubi, struct ubi_volume *vol,
int lnum, const void *buf, int len, int dtype)
int lnum, const void *buf, int len)
{
int err, pnum, tries = 0, vol_id = vol->vol_id;
struct ubi_vid_hdr *vid_hdr;
@ -856,7 +852,7 @@ int ubi_eba_atomic_leb_change(struct ubi_device *ubi, struct ubi_volume *vol,
err = ubi_eba_unmap_leb(ubi, vol, lnum);
if (err)
return err;
return ubi_eba_write_leb(ubi, vol, lnum, NULL, 0, 0, dtype);
return ubi_eba_write_leb(ubi, vol, lnum, NULL, 0, 0);
}
vid_hdr = ubi_zalloc_vid_hdr(ubi, GFP_NOFS);
@ -881,7 +877,7 @@ int ubi_eba_atomic_leb_change(struct ubi_device *ubi, struct ubi_volume *vol,
vid_hdr->data_crc = cpu_to_be32(crc);
retry:
pnum = ubi_wl_get_peb(ubi, dtype);
pnum = ubi_wl_get_peb(ubi);
if (pnum < 0) {
err = pnum;
goto out_leb_unlock;

2
drivers/mtd/ubi/gluebi.c
Просмотреть файл

@ -227,7 +227,7 @@ static int gluebi_write(struct mtd_info *mtd, loff_t to, size_t len,
if (to_write > total_written)
to_write = total_written;
err = ubi_write(gluebi->desc, lnum, buf, offs, to_write);
err = ubi_leb_write(gluebi->desc, lnum, buf, offs, to_write);
if (err)
break;

30
drivers/mtd/ubi/kapi.c
Просмотреть файл

@ -426,11 +426,9 @@ EXPORT_SYMBOL_GPL(ubi_leb_read);
* @buf: data to write
* @offset: offset within the logical eraseblock where to write
* @len: how many bytes to write
* @dtype: expected data type
*
* This function writes @len bytes of data from @buf to offset @offset of
* logical eraseblock @lnum. The @dtype argument describes expected lifetime of
* the data.
* logical eraseblock @lnum.
*
* This function takes care of physical eraseblock write failures. If write to
* the physical eraseblock write operation fails, the logical eraseblock is
@ -447,7 +445,7 @@ EXPORT_SYMBOL_GPL(ubi_leb_read);
* returns immediately with %-EBADF code.
*/
int ubi_leb_write(struct ubi_volume_desc *desc, int lnum, const void *buf,
int offset, int len, int dtype)
int offset, int len)
{
struct ubi_volume *vol = desc->vol;
struct ubi_device *ubi = vol->ubi;
@ -466,17 +464,13 @@ int ubi_leb_write(struct ubi_volume_desc *desc, int lnum, const void *buf,
offset & (ubi->min_io_size - 1) || len & (ubi->min_io_size - 1))
return -EINVAL;
if (dtype != UBI_LONGTERM && dtype != UBI_SHORTTERM &&
dtype != UBI_UNKNOWN)
return -EINVAL;
if (vol->upd_marker)
return -EBADF;
if (len == 0)
return 0;
return ubi_eba_write_leb(ubi, vol, lnum, buf, offset, len, dtype);
return ubi_eba_write_leb(ubi, vol, lnum, buf, offset, len);
}
EXPORT_SYMBOL_GPL(ubi_leb_write);
@ -486,7 +480,6 @@ EXPORT_SYMBOL_GPL(ubi_leb_write);
* @lnum: logical eraseblock number to change
* @buf: data to write
* @len: how many bytes to write
* @dtype: expected data type
*
* This function changes the contents of a logical eraseblock atomically. @buf
* has to contain new logical eraseblock data, and @len - the length of the
@ -497,7 +490,7 @@ EXPORT_SYMBOL_GPL(ubi_leb_write);
* code in case of failure.
*/
int ubi_leb_change(struct ubi_volume_desc *desc, int lnum, const void *buf,
int len, int dtype)
int len)
{
struct ubi_volume *vol = desc->vol;
struct ubi_device *ubi = vol->ubi;
@ -515,17 +508,13 @@ int ubi_leb_change(struct ubi_volume_desc *desc, int lnum, const void *buf,
len > vol->usable_leb_size || len & (ubi->min_io_size - 1))
return -EINVAL;
if (dtype != UBI_LONGTERM && dtype != UBI_SHORTTERM &&
dtype != UBI_UNKNOWN)
return -EINVAL;
if (vol->upd_marker)
return -EBADF;
if (len == 0)
return 0;
return ubi_eba_atomic_leb_change(ubi, vol, lnum, buf, len, dtype);
return ubi_eba_atomic_leb_change(ubi, vol, lnum, buf, len);
}
EXPORT_SYMBOL_GPL(ubi_leb_change);
@ -626,7 +615,6 @@ EXPORT_SYMBOL_GPL(ubi_leb_unmap);
* ubi_leb_map - map logical eraseblock to a physical eraseblock.
* @desc: volume descriptor
* @lnum: logical eraseblock number
* @dtype: expected data type
*
* This function maps an un-mapped logical eraseblock @lnum to a physical
* eraseblock. This means, that after a successful invocation of this
@ -639,7 +627,7 @@ EXPORT_SYMBOL_GPL(ubi_leb_unmap);
* eraseblock is already mapped, and other negative error codes in case of
* other failures.
*/
int ubi_leb_map(struct ubi_volume_desc *desc, int lnum, int dtype)
int ubi_leb_map(struct ubi_volume_desc *desc, int lnum)
{
struct ubi_volume *vol = desc->vol;
struct ubi_device *ubi = vol->ubi;
@ -652,17 +640,13 @@ int ubi_leb_map(struct ubi_volume_desc *desc, int lnum, int dtype)
if (lnum < 0 || lnum >= vol->reserved_pebs)
return -EINVAL;
if (dtype != UBI_LONGTERM && dtype != UBI_SHORTTERM &&
dtype != UBI_UNKNOWN)
return -EINVAL;
if (vol->upd_marker)
return -EBADF;
if (vol->eba_tbl[lnum] >= 0)
return -EBADMSG;
return ubi_eba_write_leb(ubi, vol, lnum, NULL, 0, 0, dtype);
return ubi_eba_write_leb(ubi, vol, lnum, NULL, 0, 0);
}
EXPORT_SYMBOL_GPL(ubi_leb_map);

12
drivers/mtd/ubi/ubi.h
Просмотреть файл

@ -222,8 +222,6 @@ struct ubi_volume_desc;
* @upd_ebs: how many eraseblocks are expected to be updated
* @ch_lnum: LEB number which is being changing by the atomic LEB change
* operation
* @ch_dtype: data persistency type which is being changing by the atomic LEB
* change operation
* @upd_bytes: how many bytes are expected to be received for volume update or
* atomic LEB change
* @upd_received: how many bytes were already received for volume update or
@ -270,7 +268,6 @@ struct ubi_volume {
int upd_ebs;
int ch_lnum;
int ch_dtype;
long long upd_bytes;
long long upd_received;
void *upd_buf;
@ -525,18 +522,17 @@ int ubi_eba_unmap_leb(struct ubi_device *ubi, struct ubi_volume *vol,
int ubi_eba_read_leb(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
void *buf, int offset, int len, int check);
int ubi_eba_write_leb(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
const void *buf, int offset, int len, int dtype);
const void *buf, int offset, int len);
int ubi_eba_write_leb_st(struct ubi_device *ubi, struct ubi_volume *vol,
int lnum, const void *buf, int len, int dtype,
int used_ebs);
int lnum, const void *buf, int len, int used_ebs);
int ubi_eba_atomic_leb_change(struct ubi_device *ubi, struct ubi_volume *vol,
int lnum, const void *buf, int len, int dtype);
int lnum, const void *buf, int len);
int ubi_eba_copy_leb(struct ubi_device *ubi, int from, int to,
struct ubi_vid_hdr *vid_hdr);
int ubi_eba_init_scan(struct ubi_device *ubi, struct ubi_scan_info *si);
/* wl.c */
int ubi_wl_get_peb(struct ubi_device *ubi, int dtype);
int ubi_wl_get_peb(struct ubi_device *ubi);
int ubi_wl_put_peb(struct ubi_device *ubi, int pnum, int torture);
int ubi_wl_flush(struct ubi_device *ubi);
int ubi_wl_scrub_peb(struct ubi_device *ubi, int pnum);

12
drivers/mtd/ubi/upd.c
Просмотреть файл

@ -186,14 +186,12 @@ int ubi_start_leb_change(struct ubi_device *ubi, struct ubi_volume *vol,
dbg_gen("start changing LEB %d:%d, %u bytes",
vol->vol_id, req->lnum, req->bytes);
if (req->bytes == 0)
return ubi_eba_atomic_leb_change(ubi, vol, req->lnum, NULL, 0,
req->dtype);
return ubi_eba_atomic_leb_change(ubi, vol, req->lnum, NULL, 0);
vol->upd_bytes = req->bytes;
vol->upd_received = 0;
vol->changing_leb = 1;
vol->ch_lnum = req->lnum;
vol->ch_dtype = req->dtype;
vol->upd_buf = vmalloc(req->bytes);
if (!vol->upd_buf)
@ -246,8 +244,7 @@ static int write_leb(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
return 0;
}
err = ubi_eba_write_leb(ubi, vol, lnum, buf, 0, len,
UBI_UNKNOWN);
err = ubi_eba_write_leb(ubi, vol, lnum, buf, 0, len);
} else {
/*
* When writing static volume, and this is the last logical
@ -259,8 +256,7 @@ static int write_leb(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
* contain zeros, not random trash.
*/
memset(buf + len, 0, vol->usable_leb_size - len);
err = ubi_eba_write_leb_st(ubi, vol, lnum, buf, len,
UBI_UNKNOWN, used_ebs);
err = ubi_eba_write_leb_st(ubi, vol, lnum, buf, len, used_ebs);
}
return err;
@ -421,7 +417,7 @@ int ubi_more_leb_change_data(struct ubi_device *ubi, struct ubi_volume *vol,
len - vol->upd_bytes);
len = ubi_calc_data_len(ubi, vol->upd_buf, len);
err = ubi_eba_atomic_leb_change(ubi, vol, vol->ch_lnum,
vol->upd_buf, len, UBI_UNKNOWN);
vol->upd_buf, len);
if (err)
return err;
}

4
drivers/mtd/ubi/vtbl.c
Просмотреть файл

@ -106,7 +106,7 @@ int ubi_change_vtbl_record(struct ubi_device *ubi, int idx,
return err;
err = ubi_eba_write_leb(ubi, layout_vol, i, ubi->vtbl, 0,
ubi->vtbl_size, UBI_LONGTERM);
ubi->vtbl_size);
if (err)
return err;
}
@ -158,7 +158,7 @@ int ubi_vtbl_rename_volumes(struct ubi_device *ubi,
return err;
err = ubi_eba_write_leb(ubi, layout_vol, i, ubi->vtbl, 0,
ubi->vtbl_size, UBI_LONGTERM);
ubi->vtbl_size);
if (err)
return err;
}

48
drivers/mtd/ubi/wl.c
Просмотреть файл

@ -383,19 +383,15 @@ static struct ubi_wl_entry *find_wl_entry(struct rb_root *root, int diff)
/**
* ubi_wl_get_peb - get a physical eraseblock.
* @ubi: UBI device description object
* @dtype: type of data which will be stored in this physical eraseblock
*
* This function returns a physical eraseblock in case of success and a
* negative error code in case of failure. Might sleep.
*/
int ubi_wl_get_peb(struct ubi_device *ubi, int dtype)
int ubi_wl_get_peb(struct ubi_device *ubi)
{
int err;
struct ubi_wl_entry *e, *first, *last;
ubi_assert(dtype == UBI_LONGTERM || dtype == UBI_SHORTTERM ||
dtype == UBI_UNKNOWN);
retry:
spin_lock(&ubi->wl_lock);
if (!ubi->free.rb_node) {
@ -413,43 +409,13 @@ retry:
goto retry;
}
switch (dtype) {
case UBI_LONGTERM:
/*
* For long term data we pick a physical eraseblock with high
* erase counter. But the highest erase counter we can pick is
* bounded by the the lowest erase counter plus
* %WL_FREE_MAX_DIFF.
*/
e = find_wl_entry(&ubi->free, WL_FREE_MAX_DIFF);
break;
case UBI_UNKNOWN:
/*
* For unknown data we pick a physical eraseblock with medium
* erase counter. But we by no means can pick a physical
* eraseblock with erase counter greater or equivalent than the
* lowest erase counter plus %WL_FREE_MAX_DIFF/2.
*/
first = rb_entry(rb_first(&ubi->free), struct ubi_wl_entry,
u.rb);
last = rb_entry(rb_last(&ubi->free), struct ubi_wl_entry, u.rb);
first = rb_entry(rb_first(&ubi->free), struct ubi_wl_entry, u.rb);
last = rb_entry(rb_last(&ubi->free), struct ubi_wl_entry, u.rb);
if (last->ec - first->ec < WL_FREE_MAX_DIFF)
e = rb_entry(ubi->free.rb_node,
struct ubi_wl_entry, u.rb);
else
e = find_wl_entry(&ubi->free, WL_FREE_MAX_DIFF/2);
break;
case UBI_SHORTTERM:
/*
* For short term data we pick a physical eraseblock with the
* lowest erase counter as we expect it will be erased soon.
*/
e = rb_entry(rb_first(&ubi->free), struct ubi_wl_entry, u.rb);
break;
default:
BUG();
}
if (last->ec - first->ec < WL_FREE_MAX_DIFF)
e = rb_entry(ubi->free.rb_node, struct ubi_wl_entry, u.rb);
else
e = find_wl_entry(&ubi->free, WL_FREE_MAX_DIFF/2);
paranoid_check_in_wl_tree(ubi, e, &ubi->free);

12
fs/ubifs/debug.c
Просмотреть файл

@ -2676,7 +2676,7 @@ static void cut_data(const void *buf, unsigned int len)
}
int dbg_leb_write(struct ubifs_info *c, int lnum, const void *buf,
int offs, int len, int dtype)
int offs, int len)
{
int err, failing;
@ -2686,7 +2686,7 @@ int dbg_leb_write(struct ubifs_info *c, int lnum, const void *buf,
failing = power_cut_emulated(c, lnum, 1);
if (failing)
cut_data(buf, len);
err = ubi_leb_write(c->ubi, lnum, buf, offs, len, dtype);
err = ubi_leb_write(c->ubi, lnum, buf, offs, len);
if (err)
return err;
if (failing)
@ -2695,7 +2695,7 @@ int dbg_leb_write(struct ubifs_info *c, int lnum, const void *buf,
}
int dbg_leb_change(struct ubifs_info *c, int lnum, const void *buf,
int len, int dtype)
int len)
{
int err;
@ -2703,7 +2703,7 @@ int dbg_leb_change(struct ubifs_info *c, int lnum, const void *buf,
return -EROFS;
if (power_cut_emulated(c, lnum, 1))
return -EROFS;
err = ubi_leb_change(c->ubi, lnum, buf, len, dtype);
err = ubi_leb_change(c->ubi, lnum, buf, len);
if (err)
return err;
if (power_cut_emulated(c, lnum, 1))
@ -2727,7 +2727,7 @@ int dbg_leb_unmap(struct ubifs_info *c, int lnum)
return 0;
}
int dbg_leb_map(struct ubifs_info *c, int lnum, int dtype)
int dbg_leb_map(struct ubifs_info *c, int lnum)
{
int err;
@ -2735,7 +2735,7 @@ int dbg_leb_map(struct ubifs_info *c, int lnum, int dtype)
return -EROFS;
if (power_cut_emulated(c, lnum, 0))
return -EROFS;
err = ubi_leb_map(c->ubi, lnum, dtype);
err = ubi_leb_map(c->ubi, lnum);
if (err)
return err;
if (power_cut_emulated(c, lnum, 0))

7
fs/ubifs/debug.h
Просмотреть файл

@ -299,11 +299,10 @@ int dbg_check_data_nodes_order(struct ubifs_info *c, struct list_head *head);
int dbg_check_nondata_nodes_order(struct ubifs_info *c, struct list_head *head);
int dbg_leb_write(struct ubifs_info *c, int lnum, const void *buf, int offs,
int len, int dtype);
int dbg_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len,
int dtype);
int len);
int dbg_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len);
int dbg_leb_unmap(struct ubifs_info *c, int lnum);
int dbg_leb_map(struct ubifs_info *c, int lnum, int dtype);
int dbg_leb_map(struct ubifs_info *c, int lnum);
/* Debugfs-related stuff */
int dbg_debugfs_init(void);

2
fs/ubifs/gc.c
Просмотреть файл

@ -109,7 +109,7 @@ static int switch_gc_head(struct ubifs_info *c)
return err;
c->gc_lnum = -1;
err = ubifs_wbuf_seek_nolock(wbuf, gc_lnum, 0, UBI_LONGTERM);
err = ubifs_wbuf_seek_nolock(wbuf, gc_lnum, 0);
return err;
}

42
fs/ubifs/io.c
Просмотреть файл

@ -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);

2
fs/ubifs/journal.c
Просмотреть файл

@ -214,7 +214,7 @@ out:
err = ubifs_add_bud_to_log(c, jhead, lnum, offs);
if (err)
goto out_return;
err = ubifs_wbuf_seek_nolock(wbuf, lnum, offs, wbuf->dtype);
err = ubifs_wbuf_seek_nolock(wbuf, lnum, offs);
if (err)
goto out_unlock;

10
fs/ubifs/log.c
Просмотреть файл

@ -258,7 +258,7 @@ int ubifs_add_bud_to_log(struct ubifs_info *c, int jhead, int lnum, int offs)
* an unclean reboot, because the target LEB might have been
* unmapped, but not yet physically erased.
*/
err = ubifs_leb_map(c, bud->lnum, UBI_SHORTTERM);
err = ubifs_leb_map(c, bud->lnum);
if (err)
goto out_unlock;
}
@ -266,7 +266,7 @@ int ubifs_add_bud_to_log(struct ubifs_info *c, int jhead, int lnum, int offs)
dbg_log("write ref LEB %d:%d",
c->lhead_lnum, c->lhead_offs);
err = ubifs_write_node(c, ref, UBIFS_REF_NODE_SZ, c->lhead_lnum,
c->lhead_offs, UBI_SHORTTERM);
c->lhead_offs);
if (err)
goto out_unlock;
@ -418,7 +418,7 @@ int ubifs_log_start_commit(struct ubifs_info *c, int *ltail_lnum)
len = ALIGN(len, c->min_io_size);
dbg_log("writing commit start at LEB %d:0, len %d", c->lhead_lnum, len);
err = ubifs_leb_write(c, c->lhead_lnum, cs, 0, len, UBI_SHORTTERM);
err = ubifs_leb_write(c, c->lhead_lnum, cs, 0, len);
if (err)
goto out;
@ -619,7 +619,7 @@ static int add_node(struct ubifs_info *c, void *buf, int *lnum, int *offs,
int sz = ALIGN(*offs, c->min_io_size), err;
ubifs_pad(c, buf + *offs, sz - *offs);
err = ubifs_leb_change(c, *lnum, buf, sz, UBI_SHORTTERM);
err = ubifs_leb_change(c, *lnum, buf, sz);
if (err)
return err;
*lnum = ubifs_next_log_lnum(c, *lnum);
@ -698,7 +698,7 @@ int ubifs_consolidate_log(struct ubifs_info *c)
int sz = ALIGN(offs, c->min_io_size);
ubifs_pad(c, buf + offs, sz - offs);
err = ubifs_leb_change(c, write_lnum, buf, sz, UBI_SHORTTERM);
err = ubifs_leb_change(c, write_lnum, buf, sz);
if (err)
goto out_free;
offs = ALIGN(offs, c->min_io_size);

13
fs/ubifs/lpt.c
Просмотреть файл

@ -701,8 +701,7 @@ int ubifs_create_dflt_lpt(struct ubifs_info *c, int *main_lebs, int lpt_first,
alen = ALIGN(len, c->min_io_size);
set_ltab(c, lnum, c->leb_size - alen, alen - len);
memset(p, 0xff, alen - len);
err = ubifs_leb_change(c, lnum++, buf, alen,
UBI_SHORTTERM);
err = ubifs_leb_change(c, lnum++, buf, alen);
if (err)
goto out;
p = buf;
@ -732,8 +731,7 @@ int ubifs_create_dflt_lpt(struct ubifs_info *c, int *main_lebs, int lpt_first,
set_ltab(c, lnum, c->leb_size - alen,
alen - len);
memset(p, 0xff, alen - len);
err = ubifs_leb_change(c, lnum++, buf, alen,
UBI_SHORTTERM);
err = ubifs_leb_change(c, lnum++, buf, alen);
if (err)
goto out;
p = buf;
@ -780,8 +778,7 @@ int ubifs_create_dflt_lpt(struct ubifs_info *c, int *main_lebs, int lpt_first,
alen = ALIGN(len, c->min_io_size);
set_ltab(c, lnum, c->leb_size - alen, alen - len);
memset(p, 0xff, alen - len);
err = ubifs_leb_change(c, lnum++, buf, alen,
UBI_SHORTTERM);
err = ubifs_leb_change(c, lnum++, buf, alen);
if (err)
goto out;
p = buf;
@ -806,7 +803,7 @@ int ubifs_create_dflt_lpt(struct ubifs_info *c, int *main_lebs, int lpt_first,
alen = ALIGN(len, c->min_io_size);
set_ltab(c, lnum, c->leb_size - alen, alen - len);
memset(p, 0xff, alen - len);
err = ubifs_leb_change(c, lnum++, buf, alen, UBI_SHORTTERM);
err = ubifs_leb_change(c, lnum++, buf, alen);
if (err)
goto out;
p = buf;
@ -826,7 +823,7 @@ int ubifs_create_dflt_lpt(struct ubifs_info *c, int *main_lebs, int lpt_first,
/* Write remaining buffer */
memset(p, 0xff, alen - len);
err = ubifs_leb_change(c, lnum, buf, alen, UBI_SHORTTERM);
err = ubifs_leb_change(c, lnum, buf, alen);
if (err)
goto out;

10
fs/ubifs/lpt_commit.c
Просмотреть файл

@ -416,7 +416,7 @@ static int write_cnodes(struct ubifs_info *c)
alen = ALIGN(wlen, c->min_io_size);
memset(buf + offs, 0xff, alen - wlen);
err = ubifs_leb_write(c, lnum, buf + from, from,
alen, UBI_SHORTTERM);
alen);
if (err)
return err;
}
@ -474,8 +474,7 @@ static int write_cnodes(struct ubifs_info *c)
wlen = offs - from;
alen = ALIGN(wlen, c->min_io_size);
memset(buf + offs, 0xff, alen - wlen);
err = ubifs_leb_write(c, lnum, buf + from, from, alen,
UBI_SHORTTERM);
err = ubifs_leb_write(c, lnum, buf + from, from, alen);
if (err)
return err;
dbg_chk_lpt_sz(c, 2, c->leb_size - offs);
@ -501,8 +500,7 @@ static int write_cnodes(struct ubifs_info *c)
wlen = offs - from;
alen = ALIGN(wlen, c->min_io_size);
memset(buf + offs, 0xff, alen - wlen);
err = ubifs_leb_write(c, lnum, buf + from, from, alen,
UBI_SHORTTERM);
err = ubifs_leb_write(c, lnum, buf + from, from, alen);
if (err)
return err;
dbg_chk_lpt_sz(c, 2, c->leb_size - offs);
@ -526,7 +524,7 @@ static int write_cnodes(struct ubifs_info *c)
wlen = offs - from;
alen = ALIGN(wlen, c->min_io_size);
memset(buf + offs, 0xff, alen - wlen);
err = ubifs_leb_write(c, lnum, buf + from, from, alen, UBI_SHORTTERM);
err = ubifs_leb_write(c, lnum, buf + from, from, alen);
if (err)
return err;

4
fs/ubifs/master.c
Просмотреть файл

@ -379,7 +379,7 @@ int ubifs_write_master(struct ubifs_info *c)
c->mst_offs = offs;
c->mst_node->highest_inum = cpu_to_le64(c->highest_inum);
err = ubifs_write_node(c, c->mst_node, len, lnum, offs, UBI_SHORTTERM);
err = ubifs_write_node(c, c->mst_node, len, lnum, offs);
if (err)
return err;
@ -390,7 +390,7 @@ int ubifs_write_master(struct ubifs_info *c)
if (err)
return err;
}
err = ubifs_write_node(c, c->mst_node, len, lnum, offs, UBI_SHORTTERM);
err = ubifs_write_node(c, c->mst_node, len, lnum, offs);
return err;
}

5
fs/ubifs/orphan.c
Просмотреть файл

@ -244,8 +244,7 @@ static int do_write_orph_node(struct ubifs_info *c, int len, int atomic)
ubifs_assert(c->ohead_offs == 0);
ubifs_prepare_node(c, c->orph_buf, len, 1);
len = ALIGN(len, c->min_io_size);
err = ubifs_leb_change(c, c->ohead_lnum, c->orph_buf, len,
UBI_SHORTTERM);
err = ubifs_leb_change(c, c->ohead_lnum, c->orph_buf, len);
} else {
if (c->ohead_offs == 0) {
/* Ensure LEB has been unmapped */
@ -254,7 +253,7 @@ static int do_write_orph_node(struct ubifs_info *c, int len, int atomic)
return err;
}
err = ubifs_write_node(c, c->orph_buf, len, c->ohead_lnum,
c->ohead_offs, UBI_SHORTTERM);
c->ohead_offs);
}
return err;
}

13
fs/ubifs/recovery.c
Просмотреть файл

@ -213,10 +213,10 @@ static int write_rcvrd_mst_node(struct ubifs_info *c,
mst->flags |= cpu_to_le32(UBIFS_MST_RCVRY);
ubifs_prepare_node(c, mst, UBIFS_MST_NODE_SZ, 1);
err = ubifs_leb_change(c, lnum, mst, sz, UBI_SHORTTERM);
err = ubifs_leb_change(c, lnum, mst, sz);
if (err)
goto out;
err = ubifs_leb_change(c, lnum + 1, mst, sz, UBI_SHORTTERM);
err = ubifs_leb_change(c, lnum + 1, mst, sz);
if (err)
goto out;
out:
@ -555,8 +555,7 @@ static int fix_unclean_leb(struct ubifs_info *c, struct ubifs_scan_leb *sleb,
ubifs_pad(c, buf, pad_len);
}
}
err = ubifs_leb_change(c, lnum, sleb->buf, len,
UBI_UNKNOWN);
err = ubifs_leb_change(c, lnum, sleb->buf, len);
if (err)
return err;
}
@ -941,7 +940,7 @@ static int recover_head(struct ubifs_info *c, int lnum, int offs, void *sbuf)
err = ubifs_leb_read(c, lnum, sbuf, 0, offs, 1);
if (err)
return err;
return ubifs_leb_change(c, lnum, sbuf, offs, UBI_UNKNOWN);
return ubifs_leb_change(c, lnum, sbuf, offs);
}
return 0;
@ -1071,7 +1070,7 @@ static int clean_an_unclean_leb(struct ubifs_info *c,
}
/* Write back the LEB atomically */
err = ubifs_leb_change(c, lnum, sbuf, len, UBI_UNKNOWN);
err = ubifs_leb_change(c, lnum, sbuf, len);
if (err)
return err;
@ -1472,7 +1471,7 @@ static int fix_size_in_place(struct ubifs_info *c, struct size_entry *e)
len -= 1;
len = ALIGN(len + 1, c->min_io_size);
/* Atomically write the fixed LEB back again */
err = ubifs_leb_change(c, lnum, c->sbuf, len, UBI_UNKNOWN);
err = ubifs_leb_change(c, lnum, c->sbuf, len);
if (err)
goto out;
dbg_rcvry("inode %lu at %d:%d size %lld -> %lld",

3
fs/ubifs/replay.c
Просмотреть файл

@ -154,8 +154,7 @@ static int set_bud_lprops(struct ubifs_info *c, struct bud_entry *b)
/* Make sure the journal head points to the latest bud */
err = ubifs_wbuf_seek_nolock(&c->jheads[b->bud->jhead].wbuf,
b->bud->lnum, c->leb_size - b->free,
UBI_SHORTTERM);
b->bud->lnum, c->leb_size - b->free);
out:
ubifs_release_lprops(c);

22
fs/ubifs/sb.c
Просмотреть файл

@ -194,7 +194,7 @@ static int create_default_filesystem(struct ubifs_info *c)
sup->rp_size = cpu_to_le64(tmp64);
sup->ro_compat_version = cpu_to_le32(UBIFS_RO_COMPAT_VERSION);
err = ubifs_write_node(c, sup, UBIFS_SB_NODE_SZ, 0, 0, UBI_LONGTERM);
err = ubifs_write_node(c, sup, UBIFS_SB_NODE_SZ, 0, 0);
kfree(sup);
if (err)
return err;
@ -250,14 +250,13 @@ static int create_default_filesystem(struct ubifs_info *c)
mst->total_used = cpu_to_le64(UBIFS_INO_NODE_SZ);
err = ubifs_write_node(c, mst, UBIFS_MST_NODE_SZ, UBIFS_MST_LNUM, 0,
UBI_UNKNOWN);
err = ubifs_write_node(c, mst, UBIFS_MST_NODE_SZ, UBIFS_MST_LNUM, 0);
if (err) {
kfree(mst);
return err;
}
err = ubifs_write_node(c, mst, UBIFS_MST_NODE_SZ, UBIFS_MST_LNUM + 1, 0,
UBI_UNKNOWN);
err = ubifs_write_node(c, mst, UBIFS_MST_NODE_SZ, UBIFS_MST_LNUM + 1,
0);
kfree(mst);
if (err)
return err;
@ -280,8 +279,7 @@ static int create_default_filesystem(struct ubifs_info *c)
key_write_idx(c, &key, &br->key);
br->lnum = cpu_to_le32(main_first + DEFAULT_DATA_LEB);
br->len = cpu_to_le32(UBIFS_INO_NODE_SZ);
err = ubifs_write_node(c, idx, tmp, main_first + DEFAULT_IDX_LEB, 0,
UBI_UNKNOWN);
err = ubifs_write_node(c, idx, tmp, main_first + DEFAULT_IDX_LEB, 0);
kfree(idx);
if (err)
return err;
@ -313,8 +311,7 @@ static int create_default_filesystem(struct ubifs_info *c)
ino->flags = cpu_to_le32(UBIFS_COMPR_FL);
err = ubifs_write_node(c, ino, UBIFS_INO_NODE_SZ,
main_first + DEFAULT_DATA_LEB, 0,
UBI_UNKNOWN);
main_first + DEFAULT_DATA_LEB, 0);
kfree(ino);
if (err)
return err;
@ -333,8 +330,7 @@ static int create_default_filesystem(struct ubifs_info *c)
return -ENOMEM;
cs->ch.node_type = UBIFS_CS_NODE;
err = ubifs_write_node(c, cs, UBIFS_CS_NODE_SZ, UBIFS_LOG_LNUM,
0, UBI_UNKNOWN);
err = ubifs_write_node(c, cs, UBIFS_CS_NODE_SZ, UBIFS_LOG_LNUM, 0);
kfree(cs);
ubifs_msg("default file-system created");
@ -516,7 +512,7 @@ int ubifs_write_sb_node(struct ubifs_info *c, struct ubifs_sb_node *sup)
int len = ALIGN(UBIFS_SB_NODE_SZ, c->min_io_size);
ubifs_prepare_node(c, sup, UBIFS_SB_NODE_SZ, 1);
return ubifs_leb_change(c, UBIFS_SB_LNUM, sup, len, UBI_LONGTERM);
return ubifs_leb_change(c, UBIFS_SB_LNUM, sup, len);
}
/**
@ -689,7 +685,7 @@ static int fixup_leb(struct ubifs_info *c, int lnum, int len)
if (err)
return err;
return ubifs_leb_change(c, lnum, c->sbuf, len, UBI_UNKNOWN);
return ubifs_leb_change(c, lnum, c->sbuf, len);
}
/**

2
fs/ubifs/super.c
Просмотреть файл

@ -813,13 +813,11 @@ static int alloc_wbufs(struct ubifs_info *c)
c->jheads[i].grouped = 1;
}
c->jheads[BASEHD].wbuf.dtype = UBI_SHORTTERM;
/*
* Garbage Collector head likely contains long-term data and
* does not need to be synchronized by timer. Also GC head nodes are
* not grouped.
*/
c->jheads[GCHD].wbuf.dtype = UBI_LONGTERM;
c->jheads[GCHD].wbuf.no_timer = 1;
c->jheads[GCHD].grouped = 0;

6
fs/ubifs/tnc_commit.c
Просмотреть файл

@ -320,8 +320,7 @@ static int layout_leb_in_gaps(struct ubifs_info *c, int *p)
0, 0, 0);
if (err)
return err;
err = ubifs_leb_change(c, lnum, c->ileb_buf, c->ileb_len,
UBI_SHORTTERM);
err = ubifs_leb_change(c, lnum, c->ileb_buf, c->ileb_len);
if (err)
return err;
dbg_gc("LEB %d wrote %d index nodes", lnum, tot_written);
@ -951,8 +950,7 @@ static int write_index(struct ubifs_info *c)
}
/* The buffer is full or there are no more znodes to do */
err = ubifs_leb_write(c, lnum, c->cbuf, buf_offs, blen,
UBI_SHORTTERM);
err = ubifs_leb_write(c, lnum, c->cbuf, buf_offs, blen);
if (err)
return err;
buf_offs += blen;

15
fs/ubifs/ubifs.h
Просмотреть файл

@ -650,8 +650,6 @@ typedef int (*ubifs_lpt_scan_callback)(struct ubifs_info *c,
* @avail: number of bytes available in the write-buffer
* @used: number of used bytes in the write-buffer
* @size: write-buffer size (in [@c->min_io_size, @c->max_write_size] range)
* @dtype: type of data stored in this LEB (%UBI_LONGTERM, %UBI_SHORTTERM,
* %UBI_UNKNOWN)
* @jhead: journal head the mutex belongs to (note, needed only to shut lockdep
* up by 'mutex_lock_nested()).
* @sync_callback: write-buffer synchronization callback
@ -685,7 +683,6 @@ struct ubifs_wbuf {
int avail;
int used;
int size;
int dtype;
int jhead;
int (*sync_callback)(struct ubifs_info *c, int lnum, int free, int pad);
struct mutex io_mutex;
@ -1469,22 +1466,20 @@ void ubifs_ro_mode(struct ubifs_info *c, int err);
int ubifs_leb_read(const struct ubifs_info *c, int lnum, void *buf, int offs,
int len, int even_ebadmsg);
int ubifs_leb_write(struct ubifs_info *c, int lnum, const void *buf, int offs,
int len, int dtype);
int ubifs_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len,
int dtype);
int len);
int ubifs_leb_change(struct ubifs_info *c, int lnum, const void *buf, int len);
int ubifs_leb_unmap(struct ubifs_info *c, int lnum);
int ubifs_leb_map(struct ubifs_info *c, int lnum, int dtype);
int ubifs_leb_map(struct ubifs_info *c, int lnum);
int ubifs_is_mapped(const struct ubifs_info *c, int lnum);
int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len);
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);
int ubifs_wbuf_init(struct ubifs_info *c, struct ubifs_wbuf *wbuf);
int ubifs_read_node(const struct ubifs_info *c, void *buf, int type, int len,
int lnum, int offs);
int ubifs_read_node_wbuf(struct ubifs_wbuf *wbuf, void *buf, int type, int len,
int lnum, int offs);
int ubifs_write_node(struct ubifs_info *c, void *node, int len, int lnum,
int offs, int dtype);
int offs);
int ubifs_check_node(const struct ubifs_info *c, const void *buf, int lnum,
int offs, int quiet, int must_chk_crc);
void ubifs_prepare_node(struct ubifs_info *c, void *buf, int len, int pad);

27
include/linux/mtd/ubi.h
Просмотреть файл

@ -208,12 +208,12 @@ void ubi_close_volume(struct ubi_volume_desc *desc);
int ubi_leb_read(struct ubi_volume_desc *desc, int lnum, char *buf, int offset,
int len, int check);
int ubi_leb_write(struct ubi_volume_desc *desc, int lnum, const void *buf,
int offset, int len, int dtype);
int offset, int len);
int ubi_leb_change(struct ubi_volume_desc *desc, int lnum, const void *buf,
int len, int dtype);
int len);
int ubi_leb_erase(struct ubi_volume_desc *desc, int lnum);
int ubi_leb_unmap(struct ubi_volume_desc *desc, int lnum);
int ubi_leb_map(struct ubi_volume_desc *desc, int lnum, int dtype);
int ubi_leb_map(struct ubi_volume_desc *desc, int lnum);
int ubi_is_mapped(struct ubi_volume_desc *desc, int lnum);
int ubi_sync(int ubi_num);
@ -226,25 +226,4 @@ static inline int ubi_read(struct ubi_volume_desc *desc, int lnum, char *buf,
{
return ubi_leb_read(desc, lnum, buf, offset, len, 0);
}
/*
* This function is the same as the 'ubi_leb_write()' functions, but it does
* not have the data type argument.
*/
static inline int ubi_write(struct ubi_volume_desc *desc, int lnum,
const void *buf, int offset, int len)
{
return ubi_leb_write(desc, lnum, buf, offset, len, UBI_UNKNOWN);
}
/*
* This function is the same as the 'ubi_leb_change()' functions, but it does
* not have the data type argument.
*/
static inline int ubi_change(struct ubi_volume_desc *desc, int lnum,
const void *buf, int len)
{
return ubi_leb_change(desc, lnum, buf, len, UBI_UNKNOWN);
}
#endif /* !__LINUX_UBI_H__ */