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dm: Drop the block_dev_desc_t typedef

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Use 'struct' instead of a typdef. Also since 'struct block_dev_desc' is long
and causes 80-column violations, rename it to struct blk_desc.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Stephen Warren <swarren@nvidia.com>
This commit is contained in:
Simon Glass
2016-02-29 15:25:34 -07:00
parent b391d74336
commit 4101f68792
66 changed files with 338 additions and 331 deletions
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53
fs/ext4/dev.c
View File

@@ -32,13 +32,13 @@
lbaint_t part_offset;
static block_dev_desc_t *ext4fs_block_dev_desc;
static struct blk_desc *ext4fs_blk_desc;
static disk_partition_t *part_info;
void ext4fs_set_blk_dev(block_dev_desc_t *rbdd, disk_partition_t *info)
void ext4fs_set_blk_dev(struct blk_desc *rbdd, disk_partition_t *info)
{
assert(rbdd->blksz == (1 << rbdd->log2blksz));
ext4fs_block_dev_desc = rbdd;
ext4fs_blk_desc = rbdd;
get_fs()->dev_desc = rbdd;
part_info = info;
part_offset = info->start;
@@ -49,11 +49,11 @@ void ext4fs_set_blk_dev(block_dev_desc_t *rbdd, disk_partition_t *info)
int ext4fs_devread(lbaint_t sector, int byte_offset, int byte_len, char *buf)
{
unsigned block_len;
int log2blksz = ext4fs_block_dev_desc->log2blksz;
ALLOC_CACHE_ALIGN_BUFFER(char, sec_buf, (ext4fs_block_dev_desc ?
ext4fs_block_dev_desc->blksz :
int log2blksz = ext4fs_blk_desc->log2blksz;
ALLOC_CACHE_ALIGN_BUFFER(char, sec_buf, (ext4fs_blk_desc ?
ext4fs_blk_desc->blksz :
0));
if (ext4fs_block_dev_desc == NULL) {
if (ext4fs_blk_desc == NULL) {
printf("** Invalid Block Device Descriptor (NULL)\n");
return 0;
}
@@ -69,21 +69,20 @@ int ext4fs_devread(lbaint_t sector, int byte_offset, int byte_len, char *buf)
/* Get the read to the beginning of a partition */
sector += byte_offset >> log2blksz;
byte_offset &= ext4fs_block_dev_desc->blksz - 1;
byte_offset &= ext4fs_blk_desc->blksz - 1;
debug(" <" LBAFU ", %d, %d>\n", sector, byte_offset, byte_len);
if (byte_offset != 0) {
int readlen;
/* read first part which isn't aligned with start of sector */
if (ext4fs_block_dev_desc->block_read(ext4fs_block_dev_desc,
part_info->start + sector,
1, (void *)sec_buf)
!= 1) {
if (ext4fs_blk_desc->block_read(ext4fs_blk_desc,
part_info->start + sector,
1, (void *)sec_buf) != 1) {
printf(" ** ext2fs_devread() read error **\n");
return 0;
}
readlen = min((int)ext4fs_block_dev_desc->blksz - byte_offset,
readlen = min((int)ext4fs_blk_desc->blksz - byte_offset,
byte_len);
memcpy(buf, sec_buf + byte_offset, readlen);
buf += readlen;
@@ -95,38 +94,36 @@ int ext4fs_devread(lbaint_t sector, int byte_offset, int byte_len, char *buf)
return 1;
/* read sector aligned part */
block_len = byte_len & ~(ext4fs_block_dev_desc->blksz - 1);
block_len = byte_len & ~(ext4fs_blk_desc->blksz - 1);
if (block_len == 0) {
ALLOC_CACHE_ALIGN_BUFFER(u8, p, ext4fs_block_dev_desc->blksz);
ALLOC_CACHE_ALIGN_BUFFER(u8, p, ext4fs_blk_desc->blksz);
block_len = ext4fs_block_dev_desc->blksz;
ext4fs_block_dev_desc->block_read(ext4fs_block_dev_desc,
block_len = ext4fs_blk_desc->blksz;
ext4fs_blk_desc->block_read(ext4fs_blk_desc,
part_info->start + sector,
1, (void *)p);
memcpy(buf, p, byte_len);
return 1;
}
if (ext4fs_block_dev_desc->block_read(ext4fs_block_dev_desc,
part_info->start + sector,
block_len >> log2blksz,
(void *)buf) !=
block_len >> log2blksz) {
if (ext4fs_blk_desc->block_read(ext4fs_blk_desc,
part_info->start + sector,
block_len >> log2blksz, (void *)buf)
!= block_len >> log2blksz) {
printf(" ** %s read error - block\n", __func__);
return 0;
}
block_len = byte_len & ~(ext4fs_block_dev_desc->blksz - 1);
block_len = byte_len & ~(ext4fs_blk_desc->blksz - 1);
buf += block_len;
byte_len -= block_len;
sector += block_len / ext4fs_block_dev_desc->blksz;
sector += block_len / ext4fs_blk_desc->blksz;
if (byte_len != 0) {
/* read rest of data which are not in whole sector */
if (ext4fs_block_dev_desc->block_read(ext4fs_block_dev_desc,
part_info->start + sector,
1, (void *)sec_buf)
!= 1) {
if (ext4fs_blk_desc->block_read(ext4fs_blk_desc,
part_info->start + sector,
1, (void *)sec_buf) != 1) {
printf("* %s read error - last part\n", __func__);
return 0;
}

2
fs/ext4/ext4fs.c
View File

@@ -198,7 +198,7 @@ int ext4fs_read(char *buf, loff_t len, loff_t *actread)
return ext4fs_read_file(ext4fs_file, 0, len, buf, actread);
}
int ext4fs_probe(block_dev_desc_t *fs_dev_desc,
int ext4fs_probe(struct blk_desc *fs_dev_desc,
disk_partition_t *fs_partition)
{
ext4fs_set_blk_dev(fs_dev_desc, fs_partition);

6
fs/fat/fat.c
View File

@@ -37,7 +37,7 @@ static void downcase(char *str)
}
}
static block_dev_desc_t *cur_dev;
static struct blk_desc *cur_dev;
static disk_partition_t cur_part_info;
#define DOS_BOOT_MAGIC_OFFSET 0x1fe
@@ -60,7 +60,7 @@ static int disk_read(__u32 block, __u32 nr_blocks, void *buf)
return ret;
}
int fat_set_blk_dev(block_dev_desc_t *dev_desc, disk_partition_t *info)
int fat_set_blk_dev(struct blk_desc *dev_desc, disk_partition_t *info)
{
ALLOC_CACHE_ALIGN_BUFFER(unsigned char, buffer, dev_desc->blksz);
@@ -89,7 +89,7 @@ int fat_set_blk_dev(block_dev_desc_t *dev_desc, disk_partition_t *info)
return -1;
}
int fat_register_device(block_dev_desc_t *dev_desc, int part_no)
int fat_register_device(struct blk_desc *dev_desc, int part_no)
{
disk_partition_t info;

6
fs/fs.c
View File

@@ -20,11 +20,11 @@
DECLARE_GLOBAL_DATA_PTR;
static block_dev_desc_t *fs_dev_desc;
static struct blk_desc *fs_dev_desc;
static disk_partition_t fs_partition;
static int fs_type = FS_TYPE_ANY;
static inline int fs_probe_unsupported(block_dev_desc_t *fs_dev_desc,
static inline int fs_probe_unsupported(struct blk_desc *fs_dev_desc,
disk_partition_t *fs_partition)
{
printf("** Unrecognized filesystem type **\n");
@@ -81,7 +81,7 @@ struct fstype_info {
* filesystem.
*/
bool null_dev_desc_ok;
int (*probe)(block_dev_desc_t *fs_dev_desc,
int (*probe)(struct blk_desc *fs_dev_desc,
disk_partition_t *fs_partition);
int (*ls)(const char *dirname);
int (*exists)(const char *filename);

33
fs/reiserfs/dev.c
View File

@@ -12,13 +12,13 @@
#include "reiserfs_private.h"
static block_dev_desc_t *reiserfs_block_dev_desc;
static struct blk_desc *reiserfs_blk_desc;
static disk_partition_t *part_info;
void reiserfs_set_blk_dev(block_dev_desc_t *rbdd, disk_partition_t *info)
void reiserfs_set_blk_dev(struct blk_desc *rbdd, disk_partition_t *info)
{
reiserfs_block_dev_desc = rbdd;
reiserfs_blk_desc = rbdd;
part_info = info;
}
@@ -53,17 +53,15 @@ int reiserfs_devread (int sector, int byte_offset, int byte_len, char *buf)
#endif
if (reiserfs_block_dev_desc == NULL)
if (reiserfs_blk_desc == NULL)
return 0;
if (byte_offset != 0) {
/* read first part which isn't aligned with start of sector */
if (reiserfs_block_dev_desc->block_read(reiserfs_block_dev_desc,
part_info->start +
sector,
1, (void *)sec_buf)
!= 1) {
if (reiserfs_blk_desc->block_read(reiserfs_blk_desc,
part_info->start + sector,
1, (void *)sec_buf) != 1) {
printf (" ** reiserfs_devread() read error\n");
return 0;
}
@@ -75,11 +73,10 @@ int reiserfs_devread (int sector, int byte_offset, int byte_len, char *buf)
/* read sector aligned part */
block_len = byte_len & ~(SECTOR_SIZE-1);
if (reiserfs_block_dev_desc->block_read(reiserfs_block_dev_desc,
part_info->start + sector,
block_len / SECTOR_SIZE,
(void *)buf)
!= block_len/SECTOR_SIZE) {
if (reiserfs_blk_desc->block_read(reiserfs_blk_desc,
part_info->start + sector,
block_len / SECTOR_SIZE, (void *)buf)
!= block_len/SECTOR_SIZE) {
printf (" ** reiserfs_devread() read error - block\n");
return 0;
}
@@ -89,11 +86,9 @@ int reiserfs_devread (int sector, int byte_offset, int byte_len, char *buf)
if ( byte_len != 0 ) {
/* read rest of data which are not in whole sector */
if (reiserfs_block_dev_desc->block_read(reiserfs_block_dev_desc,
part_info->start +
sector,
1, (void *)sec_buf)
!= 1) {
if (reiserfs_blk_desc->block_read(reiserfs_blk_desc,
part_info->start + sector,
1, (void *)sec_buf) != 1) {
printf (" ** reiserfs_devread() read error - last part\n");
return 0;
}

4
fs/sandbox/sandboxfs.c
View File

@@ -8,10 +8,10 @@
#include <fs.h>
#include <os.h>
int sandbox_fs_set_blk_dev(block_dev_desc_t *rbdd, disk_partition_t *info)
int sandbox_fs_set_blk_dev(struct blk_desc *rbdd, disk_partition_t *info)
{
/*
* Only accept a NULL block_dev_desc_t for the sandbox, which is when
* Only accept a NULL struct blk_desc for the sandbox, which is when
* hostfs interface is used
*/
return rbdd != NULL;

2
fs/ubifs/ubifs.c
View File

@@ -561,7 +561,7 @@ static unsigned long ubifs_findfile(struct super_block *sb, char *filename)
return 0;
}
int ubifs_set_blk_dev(block_dev_desc_t *rbdd, disk_partition_t *info)
int ubifs_set_blk_dev(struct blk_desc *rbdd, disk_partition_t *info)
{
if (rbdd) {
debug("UBIFS cannot be used with normal block devices\n");

35
fs/zfs/dev.c
View File

@@ -13,12 +13,12 @@
#include <config.h>
#include <zfs_common.h>
static block_dev_desc_t *zfs_block_dev_desc;
static struct blk_desc *zfs_blk_desc;
static disk_partition_t *part_info;
void zfs_set_blk_dev(block_dev_desc_t *rbdd, disk_partition_t *info)
void zfs_set_blk_dev(struct blk_desc *rbdd, disk_partition_t *info)
{
zfs_block_dev_desc = rbdd;
zfs_blk_desc = rbdd;
part_info = info;
}
@@ -48,17 +48,16 @@ int zfs_devread(int sector, int byte_offset, int byte_len, char *buf)
debug(" <%d, %d, %d>\n", sector, byte_offset, byte_len);
if (zfs_block_dev_desc == NULL) {
if (zfs_blk_desc == NULL) {
printf("** Invalid Block Device Descriptor (NULL)\n");
return 1;
}
if (byte_offset != 0) {
/* read first part which isn't aligned with start of sector */
if (zfs_block_dev_desc->block_read(zfs_block_dev_desc,
part_info->start + sector, 1,
(void *)sec_buf)
!= 1) {
if (zfs_blk_desc->block_read(zfs_blk_desc,
part_info->start + sector, 1,
(void *)sec_buf) != 1) {
printf(" ** zfs_devread() read error **\n");
return 1;
}
@@ -79,18 +78,16 @@ int zfs_devread(int sector, int byte_offset, int byte_len, char *buf)
u8 p[SECTOR_SIZE];
block_len = SECTOR_SIZE;
zfs_block_dev_desc->block_read(zfs_block_dev_desc,
part_info->start + sector,
1, (void *)p);
zfs_blk_desc->block_read(zfs_blk_desc,
part_info->start + sector,
1, (void *)p);
memcpy(buf, p, byte_len);
return 0;
}
if (zfs_block_dev_desc->block_read(zfs_block_dev_desc,
part_info->start + sector,
block_len / SECTOR_SIZE,
(void *)buf)
!= block_len / SECTOR_SIZE) {
if (zfs_blk_desc->block_read(zfs_blk_desc, part_info->start + sector,
block_len / SECTOR_SIZE,
(void *)buf) != block_len / SECTOR_SIZE) {
printf(" ** zfs_devread() read error - block\n");
return 1;
}
@@ -102,9 +99,9 @@ int zfs_devread(int sector, int byte_offset, int byte_len, char *buf)
if (byte_len != 0) {
/* read rest of data which are not in whole sector */
if (zfs_block_dev_desc->block_read(zfs_block_dev_desc,
part_info->start + sector,
1, (void *)sec_buf) != 1) {
if (zfs_blk_desc->block_read(zfs_blk_desc,
part_info->start + sector,
1, (void *)sec_buf) != 1) {
printf(" ** zfs_devread() read error - last part\n");
return 1;
}

2
fs/zfs/zfs.c
View File

@@ -20,7 +20,7 @@
#include "zfs_common.h"
#include "div64.h"
block_dev_desc_t *zfs_dev_desc;
struct blk_desc *zfs_dev_desc;
/*
* The zfs plug-in routines for GRUB are: