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-rw-r--r--fs/partitions/acorn.c68
-rw-r--r--fs/partitions/acorn.h10
-rw-r--r--fs/partitions/amiga.c13
-rw-r--r--fs/partitions/amiga.h2
-rw-r--r--fs/partitions/atari.c8
-rw-r--r--fs/partitions/atari.h2
-rw-r--r--fs/partitions/check.c5
-rw-r--r--fs/partitions/check.h7
-rw-r--r--fs/partitions/efi.c91
-rw-r--r--fs/partitions/efi.h2
-rw-r--r--fs/partitions/ibm.c21
-rw-r--r--fs/partitions/ibm.h2
-rw-r--r--fs/partitions/karma.c4
-rw-r--r--fs/partitions/karma.h2
-rw-r--r--fs/partitions/ldm.c89
-rw-r--r--fs/partitions/ldm.h2
-rw-r--r--fs/partitions/mac.c11
-rw-r--r--fs/partitions/mac.h2
-rw-r--r--fs/partitions/msdos.c85
-rw-r--r--fs/partitions/msdos.h2
-rw-r--r--fs/partitions/osf.c4
-rw-r--r--fs/partitions/osf.h2
-rw-r--r--fs/partitions/sgi.c6
-rw-r--r--fs/partitions/sgi.h2
-rw-r--r--fs/partitions/sun.c6
-rw-r--r--fs/partitions/sun.h2
-rw-r--r--fs/partitions/sysv68.c6
-rw-r--r--fs/partitions/sysv68.h2
-rw-r--r--fs/partitions/ultrix.c4
-rw-r--r--fs/partitions/ultrix.h2
30 files changed, 225 insertions, 239 deletions
diff --git a/fs/partitions/acorn.c b/fs/partitions/acorn.c
index a97b477ac0f..6921e7890be 100644
--- a/fs/partitions/acorn.c
+++ b/fs/partitions/acorn.c
@@ -70,14 +70,14 @@ struct riscix_record {
#if defined(CONFIG_ACORN_PARTITION_CUMANA) || \
defined(CONFIG_ACORN_PARTITION_ADFS)
-static int
-riscix_partition(struct parsed_partitions *state, struct block_device *bdev,
- unsigned long first_sect, int slot, unsigned long nr_sects)
+static int riscix_partition(struct parsed_partitions *state,
+ unsigned long first_sect, int slot,
+ unsigned long nr_sects)
{
Sector sect;
struct riscix_record *rr;
- rr = (struct riscix_record *)read_dev_sector(bdev, first_sect, &sect);
+ rr = read_part_sector(state, first_sect, &sect);
if (!rr)
return -1;
@@ -123,9 +123,9 @@ struct linux_part {
#if defined(CONFIG_ACORN_PARTITION_CUMANA) || \
defined(CONFIG_ACORN_PARTITION_ADFS)
-static int
-linux_partition(struct parsed_partitions *state, struct block_device *bdev,
- unsigned long first_sect, int slot, unsigned long nr_sects)
+static int linux_partition(struct parsed_partitions *state,
+ unsigned long first_sect, int slot,
+ unsigned long nr_sects)
{
Sector sect;
struct linux_part *linuxp;
@@ -135,7 +135,7 @@ linux_partition(struct parsed_partitions *state, struct block_device *bdev,
put_partition(state, slot++, first_sect, size);
- linuxp = (struct linux_part *)read_dev_sector(bdev, first_sect, &sect);
+ linuxp = read_part_sector(state, first_sect, &sect);
if (!linuxp)
return -1;
@@ -157,8 +157,7 @@ linux_partition(struct parsed_partitions *state, struct block_device *bdev,
#endif
#ifdef CONFIG_ACORN_PARTITION_CUMANA
-int
-adfspart_check_CUMANA(struct parsed_partitions *state, struct block_device *bdev)
+int adfspart_check_CUMANA(struct parsed_partitions *state)
{
unsigned long first_sector = 0;
unsigned int start_blk = 0;
@@ -185,7 +184,7 @@ adfspart_check_CUMANA(struct parsed_partitions *state, struct block_device *bdev
struct adfs_discrecord *dr;
unsigned int nr_sects;
- data = read_dev_sector(bdev, start_blk * 2 + 6, &sect);
+ data = read_part_sector(state, start_blk * 2 + 6, &sect);
if (!data)
return -1;
@@ -217,14 +216,14 @@ adfspart_check_CUMANA(struct parsed_partitions *state, struct block_device *bdev
#ifdef CONFIG_ACORN_PARTITION_RISCIX
case PARTITION_RISCIX_SCSI:
/* RISCiX - we don't know how to find the next one. */
- slot = riscix_partition(state, bdev, first_sector,
- slot, nr_sects);
+ slot = riscix_partition(state, first_sector, slot,
+ nr_sects);
break;
#endif
case PARTITION_LINUX:
- slot = linux_partition(state, bdev, first_sector,
- slot, nr_sects);
+ slot = linux_partition(state, first_sector, slot,
+ nr_sects);
break;
}
put_dev_sector(sect);
@@ -249,8 +248,7 @@ adfspart_check_CUMANA(struct parsed_partitions *state, struct block_device *bdev
* hda1 = ADFS partition on first drive.
* hda2 = non-ADFS partition.
*/
-int
-adfspart_check_ADFS(struct parsed_partitions *state, struct block_device *bdev)
+int adfspart_check_ADFS(struct parsed_partitions *state)
{
unsigned long start_sect, nr_sects, sectscyl, heads;
Sector sect;
@@ -259,7 +257,7 @@ adfspart_check_ADFS(struct parsed_partitions *state, struct block_device *bdev)
unsigned char id;
int slot = 1;
- data = read_dev_sector(bdev, 6, &sect);
+ data = read_part_sector(state, 6, &sect);
if (!data)
return -1;
@@ -278,21 +276,21 @@ adfspart_check_ADFS(struct parsed_partitions *state, struct block_device *bdev)
/*
* Work out start of non-adfs partition.
*/
- nr_sects = (bdev->bd_inode->i_size >> 9) - start_sect;
+ nr_sects = (state->bdev->bd_inode->i_size >> 9) - start_sect;
if (start_sect) {
switch (id) {
#ifdef CONFIG_ACORN_PARTITION_RISCIX
case PARTITION_RISCIX_SCSI:
case PARTITION_RISCIX_MFM:
- slot = riscix_partition(state, bdev, start_sect,
- slot, nr_sects);
+ slot = riscix_partition(state, start_sect, slot,
+ nr_sects);
break;
#endif
case PARTITION_LINUX:
- slot = linux_partition(state, bdev, start_sect,
- slot, nr_sects);
+ slot = linux_partition(state, start_sect, slot,
+ nr_sects);
break;
}
}
@@ -308,10 +306,11 @@ struct ics_part {
__le32 size;
};
-static int adfspart_check_ICSLinux(struct block_device *bdev, unsigned long block)
+static int adfspart_check_ICSLinux(struct parsed_partitions *state,
+ unsigned long block)
{
Sector sect;
- unsigned char *data = read_dev_sector(bdev, block, &sect);
+ unsigned char *data = read_part_sector(state, block, &sect);
int result = 0;
if (data) {
@@ -349,8 +348,7 @@ static inline int valid_ics_sector(const unsigned char *data)
* hda2 = ADFS partition 1 on first drive.
* ..etc..
*/
-int
-adfspart_check_ICS(struct parsed_partitions *state, struct block_device *bdev)
+int adfspart_check_ICS(struct parsed_partitions *state)
{
const unsigned char *data;
const struct ics_part *p;
@@ -360,7 +358,7 @@ adfspart_check_ICS(struct parsed_partitions *state, struct block_device *bdev)
/*
* Try ICS style partitions - sector 0 contains partition info.
*/
- data = read_dev_sector(bdev, 0, &sect);
+ data = read_part_sector(state, 0, &sect);
if (!data)
return -1;
@@ -392,7 +390,7 @@ adfspart_check_ICS(struct parsed_partitions *state, struct block_device *bdev)
* partition is. We must not make this visible
* to the filesystem.
*/
- if (size > 1 && adfspart_check_ICSLinux(bdev, start)) {
+ if (size > 1 && adfspart_check_ICSLinux(state, start)) {
start += 1;
size -= 1;
}
@@ -446,8 +444,7 @@ static inline int valid_ptec_sector(const unsigned char *data)
* hda2 = ADFS partition 1 on first drive.
* ..etc..
*/
-int
-adfspart_check_POWERTEC(struct parsed_partitions *state, struct block_device *bdev)
+int adfspart_check_POWERTEC(struct parsed_partitions *state)
{
Sector sect;
const unsigned char *data;
@@ -455,7 +452,7 @@ adfspart_check_POWERTEC(struct parsed_partitions *state, struct block_device *bd
int slot = 1;
int i;
- data = read_dev_sector(bdev, 0, &sect);
+ data = read_part_sector(state, 0, &sect);
if (!data)
return -1;
@@ -508,8 +505,7 @@ static const char eesox_name[] = {
* 1. The individual ADFS boot block entries that are placed on the disk.
* 2. The start address of the next entry.
*/
-int
-adfspart_check_EESOX(struct parsed_partitions *state, struct block_device *bdev)
+int adfspart_check_EESOX(struct parsed_partitions *state)
{
Sector sect;
const unsigned char *data;
@@ -518,7 +514,7 @@ adfspart_check_EESOX(struct parsed_partitions *state, struct block_device *bdev)
sector_t start = 0;
int i, slot = 1;
- data = read_dev_sector(bdev, 7, &sect);
+ data = read_part_sector(state, 7, &sect);
if (!data)
return -1;
@@ -545,7 +541,7 @@ adfspart_check_EESOX(struct parsed_partitions *state, struct block_device *bdev)
if (i != 0) {
sector_t size;
- size = get_capacity(bdev->bd_disk);
+ size = get_capacity(state->bdev->bd_disk);
put_partition(state, slot++, start, size - start);
printk("\n");
}
diff --git a/fs/partitions/acorn.h b/fs/partitions/acorn.h
index 81fd50ecc08..ede82852969 100644
--- a/fs/partitions/acorn.h
+++ b/fs/partitions/acorn.h
@@ -7,8 +7,8 @@
* format, and everyone stick to it?
*/
-int adfspart_check_CUMANA(struct parsed_partitions *state, struct block_device *bdev);
-int adfspart_check_ADFS(struct parsed_partitions *state, struct block_device *bdev);
-int adfspart_check_ICS(struct parsed_partitions *state, struct block_device *bdev);
-int adfspart_check_POWERTEC(struct parsed_partitions *state, struct block_device *bdev);
-int adfspart_check_EESOX(struct parsed_partitions *state, struct block_device *bdev);
+int adfspart_check_CUMANA(struct parsed_partitions *state);
+int adfspart_check_ADFS(struct parsed_partitions *state);
+int adfspart_check_ICS(struct parsed_partitions *state);
+int adfspart_check_POWERTEC(struct parsed_partitions *state);
+int adfspart_check_EESOX(struct parsed_partitions *state);
diff --git a/fs/partitions/amiga.c b/fs/partitions/amiga.c
index 9917a8c360f..ba443d4229f 100644
--- a/fs/partitions/amiga.c
+++ b/fs/partitions/amiga.c
@@ -23,8 +23,7 @@ checksum_block(__be32 *m, int size)
return sum;
}
-int
-amiga_partition(struct parsed_partitions *state, struct block_device *bdev)
+int amiga_partition(struct parsed_partitions *state)
{
Sector sect;
unsigned char *data;
@@ -38,11 +37,11 @@ amiga_partition(struct parsed_partitions *state, struct block_device *bdev)
for (blk = 0; ; blk++, put_dev_sector(sect)) {
if (blk == RDB_ALLOCATION_LIMIT)
goto rdb_done;
- data = read_dev_sector(bdev, blk, &sect);
+ data = read_part_sector(state, blk, &sect);
if (!data) {
if (warn_no_part)
printk("Dev %s: unable to read RDB block %d\n",
- bdevname(bdev, b), blk);
+ bdevname(state->bdev, b), blk);
res = -1;
goto rdb_done;
}
@@ -64,7 +63,7 @@ amiga_partition(struct parsed_partitions *state, struct block_device *bdev)
}
printk("Dev %s: RDB in block %d has bad checksum\n",
- bdevname(bdev, b), blk);
+ bdevname(state->bdev, b), blk);
}
/* blksize is blocks per 512 byte standard block */
@@ -75,11 +74,11 @@ amiga_partition(struct parsed_partitions *state, struct block_device *bdev)
put_dev_sector(sect);
for (part = 1; blk>0 && part<=16; part++, put_dev_sector(sect)) {
blk *= blksize; /* Read in terms partition table understands */
- data = read_dev_sector(bdev, blk, &sect);
+ data = read_part_sector(state, blk, &sect);
if (!data) {
if (warn_no_part)
printk("Dev %s: unable to read partition block %d\n",
- bdevname(bdev, b), blk);
+ bdevname(state->bdev, b), blk);
res = -1;
goto rdb_done;
}
diff --git a/fs/partitions/amiga.h b/fs/partitions/amiga.h
index 2f3e9ce22d5..d094585cada 100644
--- a/fs/partitions/amiga.h
+++ b/fs/partitions/amiga.h
@@ -2,5 +2,5 @@
* fs/partitions/amiga.h
*/
-int amiga_partition(struct parsed_partitions *state, struct block_device *bdev);
+int amiga_partition(struct parsed_partitions *state);
diff --git a/fs/partitions/atari.c b/fs/partitions/atari.c
index 1f3572d5b75..4439ff1b6ce 100644
--- a/fs/partitions/atari.c
+++ b/fs/partitions/atari.c
@@ -30,7 +30,7 @@ static inline int OK_id(char *s)
memcmp (s, "RAW", 3) == 0 ;
}
-int atari_partition(struct parsed_partitions *state, struct block_device *bdev)
+int atari_partition(struct parsed_partitions *state)
{
Sector sect;
struct rootsector *rs;
@@ -42,12 +42,12 @@ int atari_partition(struct parsed_partitions *state, struct block_device *bdev)
int part_fmt = 0; /* 0:unknown, 1:AHDI, 2:ICD/Supra */
#endif
- rs = (struct rootsector *) read_dev_sector(bdev, 0, &sect);
+ rs = read_part_sector(state, 0, &sect);
if (!rs)
return -1;
/* Verify this is an Atari rootsector: */
- hd_size = bdev->bd_inode->i_size >> 9;
+ hd_size = state->bdev->bd_inode->i_size >> 9;
if (!VALID_PARTITION(&rs->part[0], hd_size) &&
!VALID_PARTITION(&rs->part[1], hd_size) &&
!VALID_PARTITION(&rs->part[2], hd_size) &&
@@ -84,7 +84,7 @@ int atari_partition(struct parsed_partitions *state, struct block_device *bdev)
printk(" XGM<");
partsect = extensect = be32_to_cpu(pi->st);
while (1) {
- xrs = (struct rootsector *)read_dev_sector(bdev, partsect, &sect2);
+ xrs = read_part_sector(state, partsect, &sect2);
if (!xrs) {
printk (" block %ld read failed\n", partsect);
put_dev_sector(sect);
diff --git a/fs/partitions/atari.h b/fs/partitions/atari.h
index 63186b00e13..fe2d32a89f3 100644
--- a/fs/partitions/atari.h
+++ b/fs/partitions/atari.h
@@ -31,4 +31,4 @@ struct rootsector
u16 checksum; /* checksum for bootable disks */
} __attribute__((__packed__));
-int atari_partition(struct parsed_partitions *state, struct block_device *bdev);
+int atari_partition(struct parsed_partitions *state);
diff --git a/fs/partitions/check.c b/fs/partitions/check.c
index 4f1fee0355a..a19995c6f6a 100644
--- a/fs/partitions/check.c
+++ b/fs/partitions/check.c
@@ -45,7 +45,7 @@ extern void md_autodetect_dev(dev_t dev);
int warn_no_part = 1; /*This is ugly: should make genhd removable media aware*/
-static int (*check_part[])(struct parsed_partitions *, struct block_device *) = {
+static int (*check_part[])(struct parsed_partitions *) = {
/*
* Probe partition formats with tables at disk address 0
* that also have an ADFS boot block at 0xdc0.
@@ -165,6 +165,7 @@ check_partition(struct gendisk *hd, struct block_device *bdev)
if (!state)
return NULL;
+ state->bdev = bdev;
disk_name(hd, 0, state->name);
printk(KERN_INFO " %s:", state->name);
if (isdigit(state->name[strlen(state->name)-1]))
@@ -174,7 +175,7 @@ check_partition(struct gendisk *hd, struct block_device *bdev)
i = res = err = 0;
while (!res && check_part[i]) {
memset(&state->parts, 0, sizeof(state->parts));
- res = check_part[i++](state, bdev);
+ res = check_part[i++](state);
if (res < 0) {
/* We have hit an I/O error which we don't report now.
* But record it, and let the others do their job.
diff --git a/fs/partitions/check.h b/fs/partitions/check.h
index 98dbe1a8452..4b31a97775b 100644
--- a/fs/partitions/check.h
+++ b/fs/partitions/check.h
@@ -6,6 +6,7 @@
* description.
*/
struct parsed_partitions {
+ struct block_device *bdev;
char name[BDEVNAME_SIZE];
struct {
sector_t from;
@@ -16,6 +17,12 @@ struct parsed_partitions {
int limit;
};
+static inline void *read_part_sector(struct parsed_partitions *state,
+ sector_t n, Sector *p)
+{
+ return read_dev_sector(state->bdev, n, p);
+}
+
static inline void
put_partition(struct parsed_partitions *p, int n, sector_t from, sector_t size)
{
diff --git a/fs/partitions/efi.c b/fs/partitions/efi.c
index 91babdae758..9e346c19bbb 100644
--- a/fs/partitions/efi.c
+++ b/fs/partitions/efi.c
@@ -140,8 +140,7 @@ efi_crc32(const void *buf, unsigned long len)
* the part[0] entry for this disk, and is the number of
* physical sectors available on the disk.
*/
-static u64
-last_lba(struct block_device *bdev)
+static u64 last_lba(struct block_device *bdev)
{
if (!bdev || !bdev->bd_inode)
return 0;
@@ -181,27 +180,28 @@ is_pmbr_valid(legacy_mbr *mbr)
/**
* read_lba(): Read bytes from disk, starting at given LBA
- * @bdev
+ * @state
* @lba
* @buffer
* @size_t
*
- * Description: Reads @count bytes from @bdev into @buffer.
+ * Description: Reads @count bytes from @state->bdev into @buffer.
* Returns number of bytes read on success, 0 on error.
*/
-static size_t
-read_lba(struct block_device *bdev, u64 lba, u8 * buffer, size_t count)
+static size_t read_lba(struct parsed_partitions *state,
+ u64 lba, u8 *buffer, size_t count)
{
size_t totalreadcount = 0;
+ struct block_device *bdev = state->bdev;
sector_t n = lba * (bdev_logical_block_size(bdev) / 512);
- if (!bdev || !buffer || lba > last_lba(bdev))
+ if (!buffer || lba > last_lba(bdev))
return 0;
while (count) {
int copied = 512;
Sector sect;
- unsigned char *data = read_dev_sector(bdev, n++, &sect);
+ unsigned char *data = read_part_sector(state, n++, &sect);
if (!data)
break;
if (copied > count)
@@ -217,19 +217,20 @@ read_lba(struct block_device *bdev, u64 lba, u8 * buffer, size_t count)
/**
* alloc_read_gpt_entries(): reads partition entries from disk
- * @bdev
+ * @state
* @gpt - GPT header
*
* Description: Returns ptes on success, NULL on error.
* Allocates space for PTEs based on information found in @gpt.
* Notes: remember to free pte when you're done!
*/
-static gpt_entry *
-alloc_read_gpt_entries(struct block_device *bdev, gpt_header *gpt)
+static gpt_entry *alloc_read_gpt_entries(struct parsed_partitions *state,
+ gpt_header *gpt)
{
size_t count;
gpt_entry *pte;
- if (!bdev || !gpt)
+
+ if (!gpt)
return NULL;
count = le32_to_cpu(gpt->num_partition_entries) *
@@ -240,7 +241,7 @@ alloc_read_gpt_entries(struct block_device *bdev, gpt_header *gpt)
if (!pte)
return NULL;
- if (read_lba(bdev, le64_to_cpu(gpt->partition_entry_lba),
+ if (read_lba(state, le64_to_cpu(gpt->partition_entry_lba),
(u8 *) pte,
count) < count) {
kfree(pte);
@@ -252,27 +253,24 @@ alloc_read_gpt_entries(struct block_device *bdev, gpt_header *gpt)
/**
* alloc_read_gpt_header(): Allocates GPT header, reads into it from disk
- * @bdev
+ * @state
* @lba is the Logical Block Address of the partition table
*
* Description: returns GPT header on success, NULL on error. Allocates
- * and fills a GPT header starting at @ from @bdev.
+ * and fills a GPT header starting at @ from @state->bdev.
* Note: remember to free gpt when finished with it.
*/
-static gpt_header *
-alloc_read_gpt_header(struct block_device *bdev, u64 lba)
+static gpt_header *alloc_read_gpt_header(struct parsed_partitions *state,
+ u64 lba)
{
gpt_header *gpt;
- unsigned ssz = bdev_logical_block_size(bdev);
-
- if (!bdev)
- return NULL;
+ unsigned ssz = bdev_logical_block_size(state->bdev);
gpt = kzalloc(ssz, GFP_KERNEL);
if (!gpt)
return NULL;
- if (read_lba(bdev, lba, (u8 *) gpt, ssz) < ssz) {
+ if (read_lba(state, lba, (u8 *) gpt, ssz) < ssz) {
kfree(gpt);
gpt=NULL;
return NULL;
@@ -283,7 +281,7 @@ alloc_read_gpt_header(struct block_device *bdev, u64 lba)
/**
* is_gpt_valid() - tests one GPT header and PTEs for validity
- * @bdev
+ * @state
* @lba is the logical block address of the GPT header to test
* @gpt is a GPT header ptr, filled on return.
* @ptes is a PTEs ptr, filled on return.
@@ -291,16 +289,15 @@ alloc_read_gpt_header(struct block_device *bdev, u64 lba)
* Description: returns 1 if valid, 0 on error.
* If valid, returns pointers to newly allocated GPT header and PTEs.
*/
-static int
-is_gpt_valid(struct block_device *bdev, u64 lba,
- gpt_header **gpt, gpt_entry **ptes)
+static int is_gpt_valid(struct parsed_partitions *state, u64 lba,
+ gpt_header **gpt, gpt_entry **ptes)
{
u32 crc, origcrc;
u64 lastlba;
- if (!bdev || !gpt || !ptes)
+ if (!ptes)
return 0;
- if (!(*gpt = alloc_read_gpt_header(bdev, lba)))
+ if (!(*gpt = alloc_read_gpt_header(state, lba)))
return 0;
/* Check the GUID Partition Table signature */
@@ -336,7 +333,7 @@ is_gpt_valid(struct block_device *bdev, u64 lba,
/* Check the first_usable_lba and last_usable_lba are
* within the disk.
*/
- lastlba = last_lba(bdev);
+ lastlba = last_lba(state->bdev);
if (le64_to_cpu((*gpt)->first_usable_lba) > lastlba) {
pr_debug("GPT: first_usable_lba incorrect: %lld > %lld\n",
(unsigned long long)le64_to_cpu((*gpt)->first_usable_lba),
@@ -350,7 +347,7 @@ is_gpt_valid(struct block_device *bdev, u64 lba,
goto fail;
}
- if (!(*ptes = alloc_read_gpt_entries(bdev, *gpt)))
+ if (!(*ptes = alloc_read_gpt_entries(state, *gpt)))
goto fail;
/* Check the GUID Partition Entry Array CRC */
@@ -495,7 +492,7 @@ compare_gpts(gpt_header *pgpt, gpt_header *agpt, u64 lastlba)
/**
* find_valid_gpt() - Search disk for valid GPT headers and PTEs
- * @bdev
+ * @state
* @gpt is a GPT header ptr, filled on return.
* @ptes is a PTEs ptr, filled on return.
* Description: Returns 1 if valid, 0 on error.
@@ -508,24 +505,25 @@ compare_gpts(gpt_header *pgpt, gpt_header *agpt, u64 lastlba)
* This protects against devices which misreport their size, and forces
* the user to decide to use the Alternate GPT.
*/
-static int
-find_valid_gpt(struct block_device *bdev, gpt_header **gpt, gpt_entry **ptes)
+static int find_valid_gpt(struct parsed_partitions *state, gpt_header **gpt,
+ gpt_entry **ptes)
{
int good_pgpt = 0, good_agpt = 0, good_pmbr = 0;
gpt_header *pgpt = NULL, *agpt = NULL;
gpt_entry *pptes = NULL, *aptes = NULL;
legacy_mbr *legacymbr;
u64 lastlba;
- if (!bdev || !gpt || !ptes)
+
+ if (!ptes)
return 0;
- lastlba = last_lba(bdev);
+ lastlba = last_lba(state->bdev);
if (!force_gpt) {
/* This will be added to the EFI Spec. per Intel after v1.02. */
legacymbr = kzalloc(sizeof (*legacymbr), GFP_KERNEL);
if (legacymbr) {
- read_lba(bdev, 0, (u8 *) legacymbr,
- sizeof (*legacymbr));
+ read_lba(state, 0, (u8 *) legacymbr,
+ sizeof (*legacymbr));
good_pmbr = is_pmbr_valid(legacymbr);
kfree(legacymbr);
}
@@ -533,15 +531,14 @@ find_valid_gpt(struct block_device *bdev, gpt_header **gpt, gpt_entry **ptes)
goto fail;
}
- good_pgpt = is_gpt_valid(bdev, GPT_PRIMARY_PARTITION_TABLE_LBA,
+ good_pgpt = is_gpt_valid(state, GPT_PRIMARY_PARTITION_TABLE_LBA,
&pgpt, &pptes);
if (good_pgpt)
- good_agpt = is_gpt_valid(bdev,
+ good_agpt = is_gpt_valid(state,
le64_to_cpu(pgpt->alternate_lba),
&agpt, &aptes);
if (!good_agpt && force_gpt)
- good_agpt = is_gpt_valid(bdev, lastlba,
- &agpt, &aptes);
+ good_agpt = is_gpt_valid(state, lastlba, &agpt, &aptes);
/* The obviously unsuccessful case */
if (!good_pgpt && !good_agpt)
@@ -583,9 +580,8 @@ find_valid_gpt(struct block_device *bdev, gpt_header **gpt, gpt_entry **ptes)
}
/**
- * efi_partition(struct parsed_partitions *state, struct block_device *bdev)
+ * efi_partition(struct parsed_partitions *state)
* @state
- * @bdev
*
* Description: called from check.c, if the disk contains GPT
* partitions, sets up partition entries in the kernel.
@@ -602,15 +598,14 @@ find_valid_gpt(struct block_device *bdev, gpt_header **gpt, gpt_entry **ptes)
* 1 if successful
*
*/
-int
-efi_partition(struct parsed_partitions *state, struct block_device *bdev)
+int efi_partition(struct parsed_partitions *state)
{
gpt_header *gpt = NULL;
gpt_entry *ptes = NULL;
u32 i;
- unsigned ssz = bdev_logical_block_size(bdev) / 512;
+ unsigned ssz = bdev_logical_block_size(state->bdev) / 512;
- if (!find_valid_gpt(bdev, &gpt, &ptes) || !gpt || !ptes) {
+ if (!find_valid_gpt(state, &gpt, &ptes) || !gpt || !ptes) {
kfree(gpt);
kfree(ptes);
return 0;
@@ -623,7 +618,7 @@ efi_partition(struct parsed_partitions *state, struct block_device *bdev)
u64 size = le64_to_cpu(ptes[i].ending_lba) -
le64_to_cpu(ptes[i].starting_lba) + 1ULL;
- if (!is_pte_valid(&ptes[i], last_lba(bdev)))
+ if (!is_pte_valid(&ptes[i], last_lba(state->bdev)))
continue;
put_partition(state, i+1, start * ssz, size * ssz);
diff --git a/fs/partitions/efi.h b/fs/partitions/efi.h
index 6998b589abf..b69ab729558 100644
--- a/fs/partitions/efi.h
+++ b/fs/partitions/efi.h
@@ -110,7 +110,7 @@ typedef struct _legacy_mbr {
} __attribute__ ((packed)) legacy_mbr;
/* Functions */
-extern int efi_partition(struct parsed_partitions *state, struct block_device *bdev);
+extern int efi_partition(struct parsed_partitions *state);
#endif
diff --git a/fs/partitions/ibm.c b/fs/partitions/ibm.c
index fc71aab0846..3e73de5967f 100644
--- a/fs/partitions/ibm.c
+++ b/fs/partitions/ibm.c
@@ -58,9 +58,9 @@ cchhb2blk (struct vtoc_cchhb *ptr, struct hd_geometry *geo) {
/*
*/
-int
-ibm_partition(struct parsed_partitions *state, struct block_device *bdev)
+int ibm_partition(struct parsed_partitions *state)
{
+ struct block_device *bdev = state->bdev;
int blocksize, res;
loff_t i_size, offset, size, fmt_size;
dasd_information2_t *info;
@@ -100,7 +100,8 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev)
/*
* Get volume label, extract name and type.
*/
- data = read_dev_sector(bdev, info->label_block*(blocksize/512), &sect);
+ data = read_part_sector(state, info->label_block*(blocksize/512),
+ &sect);
if (data == NULL)
goto out_readerr;
@@ -193,8 +194,8 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev)
*/
blk = cchhb2blk(&label->vol.vtoc, geo) + 1;
counter = 0;
- data = read_dev_sector(bdev, blk * (blocksize/512),
- &sect);
+ data = read_part_sector(state, blk * (blocksize/512),
+ &sect);
while (data != NULL) {
struct vtoc_format1_label f1;
@@ -208,9 +209,8 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev)
|| f1.DS1FMTID == _ascebc['7']
|| f1.DS1FMTID == _ascebc['9']) {
blk++;
- data = read_dev_sector(bdev, blk *
- (blocksize/512),
- &sect);
+ data = read_part_sector(state,
+ blk * (blocksize/512), &sect);
continue;
}
@@ -230,9 +230,8 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev)
size * (blocksize >> 9));
counter++;
blk++;
- data = read_dev_sector(bdev,
- blk * (blocksize/512),
- &sect);
+ data = read_part_sector(state,
+ blk * (blocksize/512), &sect);
}
if (!data)
diff --git a/fs/partitions/ibm.h b/fs/partitions/ibm.h
index 31f85a6ac45..08fb0804a81 100644
--- a/fs/partitions/ibm.h
+++ b/fs/partitions/ibm.h
@@ -1 +1 @@
-int ibm_partition(struct parsed_partitions *, struct block_device *);
+int ibm_partition(struct parsed_partitions *);
diff --git a/fs/partitions/karma.c b/fs/partitions/karma.c
index 176d89bcf12..1cc928bb762 100644
--- a/fs/partitions/karma.c
+++ b/fs/partitions/karma.c
@@ -9,7 +9,7 @@
#include "check.h"
#include "karma.h"
-int karma_partition(struct parsed_partitions *state, struct block_device *bdev)
+int karma_partition(struct parsed_partitions *state)
{
int i;
int slot = 1;
@@ -29,7 +29,7 @@ int karma_partition(struct parsed_partitions *state, struct block_device *bdev)
} __attribute__((packed)) *label;
struct d_partition *p;
- data = read_dev_sector(bdev, 0, &sect);
+ data = read_part_sector(state, 0, &sect);
if (!data)
return -1;
diff --git a/fs/partitions/karma.h b/fs/partitions/karma.h
index ecf7d3f2a3d..c764b2e9df2 100644
--- a/fs/partitions/karma.h
+++ b/fs/partitions/karma.h
@@ -4,5 +4,5 @@
#define KARMA_LABEL_MAGIC 0xAB56
-int karma_partition(struct parsed_partitions *state, struct block_device *bdev);
+int karma_partition(struct parsed_partitions *state);
diff --git a/fs/partitions/ldm.c b/fs/partitions/ldm.c
index 8652fb99e96..3ceca05b668 100644
--- a/fs/partitions/ldm.c
+++ b/fs/partitions/ldm.c
@@ -309,7 +309,7 @@ static bool ldm_compare_tocblocks (const struct tocblock *toc1,
/**
* ldm_validate_privheads - Compare the primary privhead with its backups
- * @bdev: Device holding the LDM Database
+ * @state: Partition check state including device holding the LDM Database
* @ph1: Memory struct to fill with ph contents
*
* Read and compare all three privheads from disk.
@@ -321,8 +321,8 @@ static bool ldm_compare_tocblocks (const struct tocblock *toc1,
* Return: 'true' Success
* 'false' Error
*/
-static bool ldm_validate_privheads (struct block_device *bdev,
- struct privhead *ph1)
+static bool ldm_validate_privheads(struct parsed_partitions *state,
+ struct privhead *ph1)
{
static const int off[3] = { OFF_PRIV1, OFF_PRIV2, OFF_PRIV3 };
struct privhead *ph[3] = { ph1 };
@@ -332,7 +332,7 @@ static bool ldm_validate_privheads (struct block_device *bdev,
long num_sects;
int i;
- BUG_ON (!bdev || !ph1);
+ BUG_ON (!state || !ph1);
ph[1] = kmalloc (sizeof (*ph[1]), GFP_KERNEL);
ph[2] = kmalloc (sizeof (*ph[2]), GFP_KERNEL);
@@ -346,8 +346,8 @@ static bool ldm_validate_privheads (struct block_device *bdev,
/* Read and parse privheads */
for (i = 0; i < 3; i++) {
- data = read_dev_sector (bdev,
- ph[0]->config_start + off[i], &sect);
+ data = read_part_sector(state, ph[0]->config_start + off[i],
+ &sect);
if (!data) {
ldm_crit ("Disk read failed.");
goto out;
@@ -363,7 +363,7 @@ static bool ldm_validate_privheads (struct block_device *bdev,
}
}
- num_sects = bdev->bd_inode->i_size >> 9;
+ num_sects = state->bdev->bd_inode->i_size >> 9;
if ((ph[0]->config_start > num_sects) ||
((ph[0]->config_start + ph[0]->config_size) > num_sects)) {
@@ -397,20 +397,20 @@ out:
/**
* ldm_validate_tocblocks - Validate the table of contents and its backups
- * @bdev: Device holding the LDM Database
- * @base: Offset, into @bdev, of the database
+ * @state: Partition check state including device holding the LDM Database
+ * @base: Offset, into @state->bdev, of the database
* @ldb: Cache of the database structures
*
* Find and compare the four tables of contents of the LDM Database stored on
- * @bdev and return the parsed information into @toc1.
+ * @state->bdev and return the parsed information into @toc1.
*
* The offsets and sizes of the configs are range-checked against a privhead.
*
* Return: 'true' @toc1 contains validated TOCBLOCK info
* 'false' @toc1 contents are undefined
*/
-static bool ldm_validate_tocblocks(struct block_device *bdev,
- unsigned long base, struct ldmdb *ldb)
+static bool ldm_validate_tocblocks(struct parsed_partitions *state,
+ unsigned long base, struct ldmdb *ldb)
{
static const int off[4] = { OFF_TOCB1, OFF_TOCB2, OFF_TOCB3, OFF_TOCB4};
struct tocblock *tb[4];
@@ -420,7 +420,7 @@ static bool ldm_validate_tocblocks(struct block_device *bdev,
int i, nr_tbs;
bool result = false;
- BUG_ON(!bdev || !ldb);
+ BUG_ON(!state || !ldb);
ph = &ldb->ph;
tb[0] = &ldb->toc;
tb[1] = kmalloc(sizeof(*tb[1]) * 3, GFP_KERNEL);
@@ -437,7 +437,7 @@ static bool ldm_validate_tocblocks(struct block_device *bdev,
* skip any that fail as long as we get at least one valid TOCBLOCK.
*/
for (nr_tbs = i = 0; i < 4; i++) {
- data = read_dev_sector(bdev, base + off[i], &sect);
+ data = read_part_sector(state, base + off[i], &sect);
if (!data) {
ldm_error("Disk read failed for TOCBLOCK %d.", i);
continue;
@@ -473,7 +473,7 @@ err:
/**
* ldm_validate_vmdb - Read the VMDB and validate it
- * @bdev: Device holding the LDM Database
+ * @state: Partition check state including device holding the LDM Database
* @base: Offset, into @bdev, of the database
* @ldb: Cache of the database structures
*
@@ -483,8 +483,8 @@ err:
* Return: 'true' @ldb contains validated VBDB info
* 'false' @ldb contents are undefined
*/
-static bool ldm_validate_vmdb (struct block_device *bdev, unsigned long base,
- struct ldmdb *ldb)
+static bool ldm_validate_vmdb(struct parsed_partitions *state,
+ unsigned long base, struct ldmdb *ldb)
{
Sector sect;
u8 *data;
@@ -492,12 +492,12 @@ static bool ldm_validate_vmdb (struct block_device *bdev, unsigned long base,
struct vmdb *vm;
struct tocblock *toc;
- BUG_ON (!bdev || !ldb);
+ BUG_ON (!state || !ldb);
vm = &ldb->vm;
toc = &ldb->toc;
- data = read_dev_sector (bdev, base + OFF_VMDB, &sect);
+ data = read_part_sector(state, base + OFF_VMDB, &sect);
if (!data) {
ldm_crit ("Disk read failed.");
return false;
@@ -534,21 +534,21 @@ out:
/**
* ldm_validate_partition_table - Determine whether bdev might be a dynamic disk
- * @bdev: Device holding the LDM Database
+ * @state: Partition check state including device holding the LDM Database
*
* This function provides a weak test to decide whether the device is a dynamic
* disk or not. It looks for an MS-DOS-style partition table containing at
* least one partition of type 0x42 (formerly SFS, now used by Windows for
* dynamic disks).
*
- * N.B. The only possible error can come from the read_dev_sector and that is
+ * N.B. The only possible error can come from the read_part_sector and that is
* only likely to happen if the underlying device is strange. If that IS
* the case we should return zero to let someone else try.
*
- * Return: 'true' @bdev is a dynamic disk
- * 'false' @bdev is not a dynamic disk, or an error occurred
+ * Return: 'true' @state->bdev is a dynamic disk
+ * 'false' @state->bdev is not a dynamic disk, or an error occurred
*/
-static bool ldm_validate_partition_table (struct block_device *bdev)
+static bool ldm_validate_partition_table(struct parsed_partitions *state)
{
Sector sect;
u8 *data;
@@ -556,9 +556,9 @@ static bool ldm_validate_partition_table (struct block_device *bdev)
int i;
bool result = false;
- BUG_ON (!bdev);
+ BUG_ON(!state);
- data = read_dev_sector (bdev, 0, &sect);
+ data = read_part_sector(state, 0, &sect);
if (!data) {
ldm_crit ("Disk read failed.");
return false;
@@ -1391,8 +1391,8 @@ static bool ldm_frag_commit (struct list_head *frags, struct ldmdb *ldb)
/**
* ldm_get_vblks - Read the on-disk database of VBLKs into memory
- * @bdev: Device holding the LDM Database
- * @base: Offset, into @bdev, of the database
+ * @state: Partition check state including device holding the LDM Database
+ * @base: Offset, into @state->bdev, of the database
* @ldb: Cache of the database structures
*
* To use the information from the VBLKs, they need to be read from the disk,
@@ -1401,8 +1401,8 @@ static bool ldm_frag_commit (struct list_head *frags, struct ldmdb *ldb)
* Return: 'true' All the VBLKs were read successfully
* 'false' An error occurred
*/
-static bool ldm_get_vblks (struct block_device *bdev, unsigned long base,
- struct ldmdb *ldb)
+static bool ldm_get_vblks(struct parsed_partitions *state, unsigned long base,
+ struct ldmdb *ldb)
{
int size, perbuf, skip, finish, s, v, recs;
u8 *data = NULL;
@@ -1410,7 +1410,7 @@ static bool ldm_get_vblks (struct block_device *bdev, unsigned long base,
bool result = false;
LIST_HEAD (frags);
- BUG_ON (!bdev || !ldb);
+ BUG_ON(!state || !ldb);
size = ldb->vm.vblk_size;
perbuf = 512 / size;
@@ -1418,7 +1418,7 @@ static bool ldm_get_vblks (struct block_device *bdev, unsigned long base,
finish = (size * ldb->vm.last_vblk_seq) >> 9;
for (s = skip; s < finish; s++) { /* For each sector */
- data = read_dev_sector (bdev, base + OFF_VMDB + s, &sect);
+ data = read_part_sector(state, base + OFF_VMDB + s, &sect);
if (!data) {
ldm_crit ("Disk read failed.");
goto out;
@@ -1474,8 +1474,7 @@ static void ldm_free_vblks (struct list_head *lh)
/**
* ldm_partition - Find out whether a device is a dynamic disk and handle it
- * @pp: List of the partitions parsed so far
- * @bdev: Device holding the LDM Database
+ * @state: Partition check state including device holding the LDM Database
*
* This determines whether the device @bdev is a dynamic disk and if so creates
* the partitions necessary in the gendisk structure pointed to by @hd.
@@ -1485,21 +1484,21 @@ static void ldm_free_vblks (struct list_head *lh)
* example, if the device is hda, we would have: hda1: LDM database, hda2, hda3,
* and so on: the actual data containing partitions.
*
- * Return: 1 Success, @bdev is a dynamic disk and we handled it
- * 0 Success, @bdev is not a dynamic disk
+ * Return: 1 Success, @state->bdev is a dynamic disk and we handled it
+ * 0 Success, @state->bdev is not a dynamic disk
* -1 An error occurred before enough information had been read
- * Or @bdev is a dynamic disk, but it may be corrupted
+ * Or @state->bdev is a dynamic disk, but it may be corrupted
*/
-int ldm_partition (struct parsed_partitions *pp, struct block_device *bdev)
+int ldm_partition(struct parsed_partitions *state)
{
struct ldmdb *ldb;
unsigned long base;
int result = -1;
- BUG_ON (!pp || !bdev);
+ BUG_ON(!state);
/* Look for signs of a Dynamic Disk */
- if (!ldm_validate_partition_table (bdev))
+ if (!ldm_validate_partition_table(state))
return 0;
ldb = kmalloc (sizeof (*ldb), GFP_KERNEL);
@@ -1509,15 +1508,15 @@ int ldm_partition (struct parsed_partitions *pp, struct block_device *bdev)
}
/* Parse and check privheads. */
- if (!ldm_validate_privheads (bdev, &ldb->ph))
+ if (!ldm_validate_privheads(state, &ldb->ph))
goto out; /* Already logged */
/* All further references are relative to base (database start). */
base = ldb->ph.config_start;
/* Parse and check tocs and vmdb. */
- if (!ldm_validate_tocblocks (bdev, base, ldb) ||
- !ldm_validate_vmdb (bdev, base, ldb))
+ if (!ldm_validate_tocblocks(state, base, ldb) ||
+ !ldm_validate_vmdb(state, base, ldb))
goto out; /* Already logged */
/* Initialize vblk lists in ldmdb struct */
@@ -1527,13 +1526,13 @@ int ldm_partition (struct parsed_partitions *pp, struct block_device *bdev)
INIT_LIST_HEAD (&ldb->v_comp);
INIT_LIST_HEAD (&ldb->v_part);
- if (!ldm_get_vblks (bdev, base, ldb)) {
+ if (!ldm_get_vblks(state, base, ldb)) {
ldm_crit ("Failed to read the VBLKs from the database.");
goto cleanup;
}
/* Finally, create the data partition devices. */
- if (ldm_create_data_partitions (pp, ldb)) {
+ if (ldm_create_data_partitions(state, ldb)) {
ldm_debug ("Parsed LDM database successfully.");
result = 1;
}
diff --git a/fs/partitions/ldm.h b/fs/partitions/ldm.h
index 30e08e809c1..d1fb50b28d8 100644
--- a/fs/partitions/ldm.h
+++ b/fs/partitions/ldm.h
@@ -209,7 +209,7 @@ struct ldmdb { /* Cache of the database */
struct list_head v_part;
};
-int ldm_partition (struct parsed_partitions *state, struct block_device *bdev);
+int ldm_partition(struct parsed_partitions *state);
#endif /* _FS_PT_LDM_H_ */
diff --git a/fs/partitions/mac.c b/fs/partitions/mac.c
index d4a0fad3563..13e27b0082f 100644
--- a/fs/partitions/mac.c
+++ b/fs/partitions/mac.c
@@ -27,7 +27,7 @@ static inline void mac_fix_string(char *stg, int len)
stg[i] = 0;
}
-int mac_partition(struct parsed_partitions *state, struct block_device *bdev)
+int mac_partition(struct parsed_partitions *state)
{
int slot = 1;
Sector sect;
@@ -42,7 +42,7 @@ int mac_partition(struct parsed_partitions *state, struct block_device *bdev)
struct mac_driver_desc *md;
/* Get 0th block and look at the first partition map entry. */
- md = (struct mac_driver_desc *) read_dev_sector(bdev, 0, &sect);
+ md = read_part_sector(state, 0, &sect);
if (!md)
return -1;
if (be16_to_cpu(md->signature) != MAC_DRIVER_MAGIC) {
@@ -51,7 +51,7 @@ int mac_partition(struct parsed_partitions *state, struct block_device *bdev)
}
secsize = be16_to_cpu(md->block_size);
put_dev_sector(sect);
- data = read_dev_sector(bdev, secsize/512, &sect);
+ data = read_part_sector(state, secsize/512, &sect);
if (!data)
return -1;
part = (struct mac_partition *) (data + secsize%512);
@@ -64,7 +64,7 @@ int mac_partition(struct parsed_partitions *state, struct block_device *bdev)
for (blk = 1; blk <= blocks_in_map; ++blk) {
int pos = blk * secsize;
put_dev_sector(sect);
- data = read_dev_sector(bdev, pos/512, &sect);
+ data = read_part_sector(state, pos/512, &sect);
if (!data)
return -1;
part = (struct mac_partition *) (data + pos%512);
@@ -123,7 +123,8 @@ int mac_partition(struct parsed_partitions *state, struct block_device *bdev)
}
#ifdef CONFIG_PPC_PMAC
if (found_root_goodness)
- note_bootable_part(bdev->bd_dev, found_root, found_root_goodness);
+ note_bootable_part(state->bdev->bd_dev, found_root,
+ found_root_goodness);
#endif
put_dev_sector(sect);
diff --git a/fs/partitions/mac.h b/fs/partitions/mac.h
index bbf26e1386f..3c7d9843638 100644
--- a/fs/partitions/mac.h
+++ b/fs/partitions/mac.h
@@ -41,4 +41,4 @@ struct mac_driver_desc {
/* ... more stuff */
};
-int mac_partition(struct parsed_partitions *state, struct block_device *bdev);
+int mac_partition(struct parsed_partitions *state);
diff --git a/fs/partitions/msdos.c b/fs/partitions/msdos.c
index 90be97f1f5a..645a68d8c05 100644
--- a/fs/partitions/msdos.c
+++ b/fs/partitions/msdos.c
@@ -64,7 +64,7 @@ msdos_magic_present(unsigned char *p)
#define AIX_LABEL_MAGIC2 0xC2
#define AIX_LABEL_MAGIC3 0xD4
#define AIX_LABEL_MAGIC4 0xC1
-static int aix_magic_present(unsigned char *p, struct block_device *bdev)
+static int aix_magic_present(struct parsed_partitions *state, unsigned char *p)
{
struct partition *pt = (struct partition *) (p + 0x1be);
Sector sect;
@@ -85,7 +85,7 @@ static int aix_magic_present(unsigned char *p, struct block_device *bdev)
is_extended_partition(pt))
return 0;
}
- d = read_dev_sector(bdev, 7, &sect);
+ d = read_part_sector(state, 7, &sect);
if (d) {
if (d[0] == '_' && d[1] == 'L' && d[2] == 'V' && d[3] == 'M')
ret = 1;
@@ -105,15 +105,14 @@ static int aix_magic_present(unsigned char *p, struct block_device *bdev)
* only for the actual data partitions.
*/
-static void
-parse_extended(struct parsed_partitions *state, struct block_device *bdev,
- sector_t first_sector, sector_t first_size)
+static void parse_extended(struct parsed_partitions *state,
+ sector_t first_sector, sector_t first_size)
{
struct partition *p;
Sector sect;
unsigned char *data;
sector_t this_sector, this_size;
- sector_t sector_size = bdev_logical_block_size(bdev) / 512;
+ sector_t sector_size = bdev_logical_block_size(state->bdev) / 512;
int loopct = 0; /* number of links followed
without finding a data partition */
int i;
@@ -126,7 +125,7 @@ parse_extended(struct parsed_partitions *state, struct block_device *bdev,
return;
if (state->next == state->limit)
return;
- data = read_dev_sector(bdev, this_sector, &sect);
+ data = read_part_sector(state, this_sector, &sect);
if (!data)
return;
@@ -198,9 +197,8 @@ done:
/* james@bpgc.com: Solaris has a nasty indicator: 0x82 which also
indicates linux swap. Be careful before believing this is Solaris. */
-static void
-parse_solaris_x86(struct parsed_partitions *state, struct block_device *bdev,
- sector_t offset, sector_t size, int origin)
+static void parse_solaris_x86(struct parsed_partitions *state,
+ sector_t offset, sector_t size, int origin)
{
#ifdef CONFIG_SOLARIS_X86_PARTITION
Sector sect;
@@ -208,7 +206,7 @@ parse_solaris_x86(struct parsed_partitions *state, struct block_device *bdev,
int i;
short max_nparts;
- v = (struct solaris_x86_vtoc *)read_dev_sector(bdev, offset+1, &sect);
+ v = read_part_sector(state, offset + 1, &sect);
if (!v)
return;
if (le32_to_cpu(v->v_sanity) != SOLARIS_X86_VTOC_SANE) {
@@ -245,16 +243,15 @@ parse_solaris_x86(struct parsed_partitions *state, struct block_device *bdev,
* Create devices for BSD partitions listed in a disklabel, under a
* dos-like partition. See parse_extended() for more information.
*/
-static void
-parse_bsd(struct parsed_partitions *state, struct block_device *bdev,
- sector_t offset, sector_t size, int origin, char *flavour,
- int max_partitions)
+static void parse_bsd(struct parsed_partitions *state,
+ sector_t offset, sector_t size, int origin, char *flavour,
+ int max_partitions)
{
Sector sect;
struct bsd_disklabel *l;
struct bsd_partition *p;
- l = (struct bsd_disklabel *)read_dev_sector(bdev, offset+1, &sect);
+ l = read_part_sector(state, offset + 1, &sect);
if (!l)
return;
if (le32_to_cpu(l->d_magic) != BSD_DISKMAGIC) {
@@ -291,33 +288,28 @@ parse_bsd(struct parsed_partitions *state, struct block_device *bdev,
}
#endif
-static void
-parse_freebsd(struct parsed_partitions *state, struct block_device *bdev,
- sector_t offset, sector_t size, int origin)
+static void parse_freebsd(struct parsed_partitions *state,
+ sector_t offset, sector_t size, int origin)
{
#ifdef CONFIG_BSD_DISKLABEL
- parse_bsd(state, bdev, offset, size, origin,
- "bsd", BSD_MAXPARTITIONS);
+ parse_bsd(state, offset, size, origin, "bsd", BSD_MAXPARTITIONS);
#endif
}
-static void
-parse_netbsd(struct parsed_partitions *state, struct block_device *bdev,
- sector_t offset, sector_t size, int origin)
+static void parse_netbsd(struct parsed_partitions *state,
+ sector_t offset, sector_t size, int origin)
{
#ifdef CONFIG_BSD_DISKLABEL
- parse_bsd(state, bdev, offset, size, origin,
- "netbsd", BSD_MAXPARTITIONS);
+ parse_bsd(state, offset, size, origin, "netbsd", BSD_MAXPARTITIONS);
#endif
}
-static void
-parse_openbsd(struct parsed_partitions *state, struct block_device *bdev,
- sector_t offset, sector_t size, int origin)
+static void parse_openbsd(struct parsed_partitions *state,
+ sector_t offset, sector_t size, int origin)
{
#ifdef CONFIG_BSD_DISKLABEL
- parse_bsd(state, bdev, offset, size, origin,
- "openbsd", OPENBSD_MAXPARTITIONS);
+ parse_bsd(state, offset, size, origin, "openbsd",
+ OPENBSD_MAXPARTITIONS);
#endif
}
@@ -325,16 +317,15 @@ parse_openbsd(struct parsed_partitions *state, struct block_device *bdev,
* Create devices for Unixware partitions listed in a disklabel, under a
* dos-like partition. See parse_extended() for more information.
*/
-static void
-parse_unixware(struct parsed_partitions *state, struct block_device *bdev,
- sector_t offset, sector_t size, int origin)
+static void parse_unixware(struct parsed_partitions *state,
+ sector_t offset, sector_t size, int origin)
{
#ifdef CONFIG_UNIXWARE_DISKLABEL
Sector sect;
struct unixware_disklabel *l;
struct unixware_slice *p;
- l = (struct unixware_disklabel *)read_dev_sector(bdev, offset+29, &sect);
+ l = read_part_sector(state, offset + 29, &sect);
if (!l)
return;
if (le32_to_cpu(l->d_magic) != UNIXWARE_DISKMAGIC ||
@@ -365,9 +356,8 @@ parse_unixware(struct parsed_partitions *state, struct block_device *bdev,
* Anand Krishnamurthy <anandk@wiproge.med.ge.com>
* Rajeev V. Pillai <rajeevvp@yahoo.com>
*/
-static void
-parse_minix(struct parsed_partitions *state, struct block_device *bdev,
- sector_t offset, sector_t size, int origin)
+static void parse_minix(struct parsed_partitions *state,
+ sector_t offset, sector_t size, int origin)
{
#ifdef CONFIG_MINIX_SUBPARTITION
Sector sect;
@@ -375,7 +365,7 @@ parse_minix(struct parsed_partitions *state, struct block_device *bdev,
struct partition *p;
int i;
- data = read_dev_sector(bdev, offset, &sect);
+ data = read_part_sector(state, offset, &sect);
if (!data)
return;
@@ -404,8 +394,7 @@ parse_minix(struct parsed_partitions *state, struct block_device *bdev,
static struct {
unsigned char id;
- void (*parse)(struct parsed_partitions *, struct block_device *,
- sector_t, sector_t, int);
+ void (*parse)(struct parsed_partitions *, sector_t, sector_t, int);
} subtypes[] = {
{FREEBSD_PARTITION, parse_freebsd},
{NETBSD_PARTITION, parse_netbsd},
@@ -417,16 +406,16 @@ static struct {
{0, NULL},
};
-int msdos_partition(struct parsed_partitions *state, struct block_device *bdev)
+int msdos_partition(struct parsed_partitions *state)
{
- sector_t sector_size = bdev_logical_block_size(bdev) / 512;
+ sector_t sector_size = bdev_logical_block_size(state->bdev) / 512;
Sector sect;
unsigned char *data;
struct partition *p;
struct fat_boot_sector *fb;
int slot;
- data = read_dev_sector(bdev, 0, &sect);
+ data = read_part_sector(state, 0, &sect);
if (!data)
return -1;
if (!msdos_magic_present(data + 510)) {
@@ -434,7 +423,7 @@ int msdos_partition(struct parsed_partitions *state, struct block_device *bdev)
return 0;
}
- if (aix_magic_present(data, bdev)) {
+ if (aix_magic_present(state, data)) {
put_dev_sector(sect);
printk( " [AIX]");
return 0;
@@ -503,7 +492,7 @@ int msdos_partition(struct parsed_partitions *state, struct block_device *bdev)
put_partition(state, slot, start, n);
printk(" <");
- parse_extended(state, bdev, start, size);
+ parse_extended(state, start, size);
printk(" >");
continue;
}
@@ -532,8 +521,8 @@ int msdos_partition(struct parsed_partitions *state, struct block_device *bdev)
if (!subtypes[n].parse)
continue;
- subtypes[n].parse(state, bdev, start_sect(p)*sector_size,
- nr_sects(p)*sector_size, slot);
+ subtypes[n].parse(state, start_sect(p) * sector_size,
+ nr_sects(p) * sector_size, slot);
}
put_dev_sector(sect);
return 1;
diff --git a/fs/partitions/msdos.h b/fs/partitions/msdos.h
index 01e5e0b6902..38c781c490b 100644
--- a/fs/partitions/msdos.h
+++ b/fs/partitions/msdos.h
@@ -4,5 +4,5 @@
#define MSDOS_LABEL_MAGIC 0xAA55
-int msdos_partition(struct parsed_partitions *state, struct block_device *bdev);
+int msdos_partition(struct parsed_partitions *state);
diff --git a/fs/partitions/osf.c b/fs/partitions/osf.c
index c05c17bc5df..fc22b85d436 100644
--- a/fs/partitions/osf.c
+++ b/fs/partitions/osf.c
@@ -10,7 +10,7 @@
#include "check.h"
#include "osf.h"
-int osf_partition(struct parsed_partitions *state, struct block_device *bdev)
+int osf_partition(struct parsed_partitions *state)
{
int i;
int slot = 1;
@@ -49,7 +49,7 @@ int osf_partition(struct parsed_partitions *state, struct block_device *bdev)
} * label;
struct d_partition * partition;
- data = read_dev_sector(bdev, 0, &sect);
+ data = read_part_sector(state, 0, &sect);
if (!data)
return -1;
diff --git a/fs/partitions/osf.h b/fs/partitions/osf.h
index 427b8eab314..20ed2315ec1 100644
--- a/fs/partitions/osf.h
+++ b/fs/partitions/osf.h
@@ -4,4 +4,4 @@
#define DISKLABELMAGIC (0x82564557UL)
-int osf_partition(struct parsed_partitions *state, struct block_device *bdev);
+int osf_partition(struct parsed_partitions *state);
diff --git a/fs/partitions/sgi.c b/fs/partitions/sgi.c
index ed5ac83fe83..43b1df9aa16 100644
--- a/fs/partitions/sgi.c
+++ b/fs/partitions/sgi.c
@@ -27,7 +27,7 @@ struct sgi_disklabel {
__be32 _unused1; /* Padding */
};
-int sgi_partition(struct parsed_partitions *state, struct block_device *bdev)
+int sgi_partition(struct parsed_partitions *state)
{
int i, csum;
__be32 magic;
@@ -39,7 +39,7 @@ int sgi_partition(struct parsed_partitions *state, struct block_device *bdev)
struct sgi_partition *p;
char b[BDEVNAME_SIZE];
- label = (struct sgi_disklabel *) read_dev_sector(bdev, 0, &sect);
+ label = read_part_sector(state, 0, &sect);
if (!label)
return -1;
p = &label->partitions[0];
@@ -57,7 +57,7 @@ int sgi_partition(struct parsed_partitions *state, struct block_device *bdev)
}
if(csum) {
printk(KERN_WARNING "Dev %s SGI disklabel: csum bad, label corrupted\n",
- bdevname(bdev, b));
+ bdevname(state->bdev, b));
put_dev_sector(sect);
return 0;
}
diff --git a/fs/partitions/sgi.h b/fs/partitions/sgi.h
index 5d5595c0992..b9553ebdd5a 100644
--- a/fs/partitions/sgi.h
+++ b/fs/partitions/sgi.h
@@ -2,7 +2,7 @@
* fs/partitions/sgi.h
*/
-extern int sgi_partition(struct parsed_partitions *state, struct block_device *bdev);
+extern int sgi_partition(struct parsed_partitions *state);
#define SGI_LABEL_MAGIC 0x0be5a941
diff --git a/fs/partitions/sun.c b/fs/partitions/sun.c
index c95e6a62c01..a32660e25f7 100644
--- a/fs/partitions/sun.c
+++ b/fs/partitions/sun.c
@@ -10,7 +10,7 @@
#include "check.h"
#include "sun.h"
-int sun_partition(struct parsed_partitions *state, struct block_device *bdev)
+int sun_partition(struct parsed_partitions *state)
{
int i;
__be16 csum;
@@ -61,7 +61,7 @@ int sun_partition(struct parsed_partitions *state, struct block_device *bdev)
int use_vtoc;
int nparts;
- label = (struct sun_disklabel *)read_dev_sector(bdev, 0, &sect);
+ label = read_part_sector(state, 0, &sect);
if (!label)
return -1;
@@ -78,7 +78,7 @@ int sun_partition(struct parsed_partitions *state, struct block_device *bdev)
csum ^= *ush--;
if (csum) {
printk("Dev %s Sun disklabel: Csum bad, label corrupted\n",
- bdevname(bdev, b));
+ bdevname(state->bdev, b));
put_dev_sector(sect);
return 0;
}
diff --git a/fs/partitions/sun.h b/fs/partitions/sun.h
index 7f864d1f86d..2424baa8319 100644
--- a/fs/partitions/sun.h
+++ b/fs/partitions/sun.h
@@ -5,4 +5,4 @@
#define SUN_LABEL_MAGIC 0xDABE
#define SUN_VTOC_SANITY 0x600DDEEE
-int sun_partition(struct parsed_partitions *state, struct block_device *bdev);
+int sun_partition(struct parsed_partitions *state);
diff --git a/fs/partitions/sysv68.c b/fs/partitions/sysv68.c
index 4eba27b7864..9030c864428 100644
--- a/fs/partitions/sysv68.c
+++ b/fs/partitions/sysv68.c
@@ -46,7 +46,7 @@ struct slice {
};
-int sysv68_partition(struct parsed_partitions *state, struct block_device *bdev)
+int sysv68_partition(struct parsed_partitions *state)
{
int i, slices;
int slot = 1;
@@ -55,7 +55,7 @@ int sysv68_partition(struct parsed_partitions *state, struct block_device *bdev)
struct dkblk0 *b;
struct slice *slice;
- data = read_dev_sector(bdev, 0, &sect);
+ data = read_part_sector(state, 0, &sect);
if (!data)
return -1;
@@ -68,7 +68,7 @@ int sysv68_partition(struct parsed_partitions *state, struct block_device *bdev)
i = be32_to_cpu(b->dk_ios.ios_slcblk);
put_dev_sector(sect);
- data = read_dev_sector(bdev, i, &sect);
+ data = read_part_sector(state, i, &sect);
if (!data)
return -1;
diff --git a/fs/partitions/sysv68.h b/fs/partitions/sysv68.h
index fa733f68431..bf2f5ffa97a 100644
--- a/fs/partitions/sysv68.h
+++ b/fs/partitions/sysv68.h
@@ -1 +1 @@
-extern int sysv68_partition(struct parsed_partitions *state, struct block_device *bdev);
+extern int sysv68_partition(struct parsed_partitions *state);
diff --git a/fs/partitions/ultrix.c b/fs/partitions/ultrix.c
index ec852c11dce..db9eef26036 100644
--- a/fs/partitions/ultrix.c
+++ b/fs/partitions/ultrix.c
@@ -9,7 +9,7 @@
#include "check.h"
#include "ultrix.h"
-int ultrix_partition(struct parsed_partitions *state, struct block_device *bdev)
+int ultrix_partition(struct parsed_partitions *state)
{
int i;
Sector sect;
@@ -26,7 +26,7 @@ int ultrix_partition(struct parsed_partitions *state, struct block_device *bdev)
#define PT_MAGIC 0x032957 /* Partition magic number */
#define PT_VALID 1 /* Indicates if struct is valid */
- data = read_dev_sector(bdev, (16384 - sizeof(*label))/512, &sect);
+ data = read_part_sector(state, (16384 - sizeof(*label))/512, &sect);
if (!data)
return -1;
diff --git a/fs/partitions/ultrix.h b/fs/partitions/ultrix.h
index a74bf8e2d37..a3cc00b2bde 100644
--- a/fs/partitions/ultrix.h
+++ b/fs/partitions/ultrix.h
@@ -2,4 +2,4 @@
* fs/partitions/ultrix.h
*/
-int ultrix_partition(struct parsed_partitions *state, struct block_device *bdev);
+int ultrix_partition(struct parsed_partitions *state);