diff options
-rw-r--r-- | fs/partitions/acorn.c | 68 | ||||
-rw-r--r-- | fs/partitions/acorn.h | 10 | ||||
-rw-r--r-- | fs/partitions/amiga.c | 13 | ||||
-rw-r--r-- | fs/partitions/amiga.h | 2 | ||||
-rw-r--r-- | fs/partitions/atari.c | 8 | ||||
-rw-r--r-- | fs/partitions/atari.h | 2 | ||||
-rw-r--r-- | fs/partitions/check.c | 5 | ||||
-rw-r--r-- | fs/partitions/check.h | 7 | ||||
-rw-r--r-- | fs/partitions/efi.c | 91 | ||||
-rw-r--r-- | fs/partitions/efi.h | 2 | ||||
-rw-r--r-- | fs/partitions/ibm.c | 21 | ||||
-rw-r--r-- | fs/partitions/ibm.h | 2 | ||||
-rw-r--r-- | fs/partitions/karma.c | 4 | ||||
-rw-r--r-- | fs/partitions/karma.h | 2 | ||||
-rw-r--r-- | fs/partitions/ldm.c | 89 | ||||
-rw-r--r-- | fs/partitions/ldm.h | 2 | ||||
-rw-r--r-- | fs/partitions/mac.c | 11 | ||||
-rw-r--r-- | fs/partitions/mac.h | 2 | ||||
-rw-r--r-- | fs/partitions/msdos.c | 85 | ||||
-rw-r--r-- | fs/partitions/msdos.h | 2 | ||||
-rw-r--r-- | fs/partitions/osf.c | 4 | ||||
-rw-r--r-- | fs/partitions/osf.h | 2 | ||||
-rw-r--r-- | fs/partitions/sgi.c | 6 | ||||
-rw-r--r-- | fs/partitions/sgi.h | 2 | ||||
-rw-r--r-- | fs/partitions/sun.c | 6 | ||||
-rw-r--r-- | fs/partitions/sun.h | 2 | ||||
-rw-r--r-- | fs/partitions/sysv68.c | 6 | ||||
-rw-r--r-- | fs/partitions/sysv68.h | 2 | ||||
-rw-r--r-- | fs/partitions/ultrix.c | 4 | ||||
-rw-r--r-- | fs/partitions/ultrix.h | 2 |
30 files changed, 225 insertions, 239 deletions
diff --git a/fs/partitions/acorn.c b/fs/partitions/acorn.c index a97b477ac0fc..6921e7890be6 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, §); + rr = read_part_sector(state, first_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, §); + linuxp = read_part_sector(state, first_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, §); + data = read_part_sector(state, start_blk * 2 + 6, §); 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, §); + data = read_part_sector(state, 6, §); 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, §); + unsigned char *data = read_part_sector(state, block, §); 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, §); + data = read_part_sector(state, 0, §); 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, §); + data = read_part_sector(state, 0, §); 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, §); + data = read_part_sector(state, 7, §); 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 81fd50ecc080..ede828529692 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 9917a8c360f2..ba443d4229f8 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, §); + data = read_part_sector(state, blk, §); 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, §); + data = read_part_sector(state, blk, §); 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 2f3e9ce22d53..d094585cadaa 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 1f3572d5b755..4439ff1b6cec 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, §); + rs = read_part_sector(state, 0, §); 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, §2); + xrs = read_part_sector(state, partsect, §2); 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 63186b00e135..fe2d32a89f36 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 4f1fee0355ad..a19995c6f6af 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 98dbe1a84528..4b31a97775be 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 91babdae7587..9e346c19bbba 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++, §); + unsigned char *data = read_part_sector(state, n++, §); 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 6998b589abf9..b69ab729558f 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 fc71aab08460..3e73de5967ff 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), §); + data = read_part_sector(state, info->label_block*(blocksize/512), + §); 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), - §); + data = read_part_sector(state, blk * (blocksize/512), + §); 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), - §); + data = read_part_sector(state, + blk * (blocksize/512), §); 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), - §); + data = read_part_sector(state, + blk * (blocksize/512), §); } if (!data) diff --git a/fs/partitions/ibm.h b/fs/partitions/ibm.h index 31f85a6ac459..08fb0804a812 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 176d89bcf123..1cc928bb762f 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, §); + data = read_part_sector(state, 0, §); if (!data) return -1; diff --git a/fs/partitions/karma.h b/fs/partitions/karma.h index ecf7d3f2a3d8..c764b2e9df21 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 8652fb99e962..3ceca05b668c 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], §); + data = read_part_sector(state, ph[0]->config_start + off[i], + §); 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: |