DDF: convert big endian to be32 type
Part 2 of endianness-safe conversion Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
mwilck@arcor.de
NeilBrown
parent
4d1bdc1840
commit
60931cf94a
346
super-ddf.c
346
super-ddf.c
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@ -131,28 +131,28 @@ static inline be64 cpu_to_be64(__u64 x)
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#define DDF_2SPANNED 0x03 /* This is also weird - be careful */
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/* Magic numbers */
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#define DDF_HEADER_MAGIC __cpu_to_be32(0xDE11DE11)
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#define DDF_CONTROLLER_MAGIC __cpu_to_be32(0xAD111111)
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#define DDF_PHYS_RECORDS_MAGIC __cpu_to_be32(0x22222222)
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#define DDF_PHYS_DATA_MAGIC __cpu_to_be32(0x33333333)
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#define DDF_VIRT_RECORDS_MAGIC __cpu_to_be32(0xDDDDDDDD)
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#define DDF_VD_CONF_MAGIC __cpu_to_be32(0xEEEEEEEE)
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#define DDF_SPARE_ASSIGN_MAGIC __cpu_to_be32(0x55555555)
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#define DDF_VU_CONF_MAGIC __cpu_to_be32(0x88888888)
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#define DDF_VENDOR_LOG_MAGIC __cpu_to_be32(0x01dBEEF0)
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#define DDF_BBM_LOG_MAGIC __cpu_to_be32(0xABADB10C)
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#define DDF_HEADER_MAGIC cpu_to_be32(0xDE11DE11)
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#define DDF_CONTROLLER_MAGIC cpu_to_be32(0xAD111111)
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#define DDF_PHYS_RECORDS_MAGIC cpu_to_be32(0x22222222)
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#define DDF_PHYS_DATA_MAGIC cpu_to_be32(0x33333333)
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#define DDF_VIRT_RECORDS_MAGIC cpu_to_be32(0xDDDDDDDD)
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#define DDF_VD_CONF_MAGIC cpu_to_be32(0xEEEEEEEE)
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#define DDF_SPARE_ASSIGN_MAGIC cpu_to_be32(0x55555555)
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#define DDF_VU_CONF_MAGIC cpu_to_be32(0x88888888)
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#define DDF_VENDOR_LOG_MAGIC cpu_to_be32(0x01dBEEF0)
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#define DDF_BBM_LOG_MAGIC cpu_to_be32(0xABADB10C)
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#define DDF_GUID_LEN 24
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#define DDF_REVISION_0 "01.00.00"
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#define DDF_REVISION_2 "01.02.00"
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struct ddf_header {
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__u32 magic; /* DDF_HEADER_MAGIC */
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__u32 crc;
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be32 magic; /* DDF_HEADER_MAGIC */
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be32 crc;
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char guid[DDF_GUID_LEN];
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char revision[8]; /* 01.02.00 */
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__u32 seq; /* starts at '1' */
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__u32 timestamp;
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be32 seq; /* starts at '1' */
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be32 timestamp;
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__u8 openflag;
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__u8 foreignflag;
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__u8 enforcegroups;
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@ -164,7 +164,7 @@ struct ddf_header {
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__u64 secondary_lba;
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__u8 type;
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__u8 pad2[3]; /* 0xff */
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__u32 workspace_len; /* sectors for vendor space -
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be32 workspace_len; /* sectors for vendor space -
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* at least 32768(sectors) */
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__u64 workspace_lba;
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__u16 max_pd_entries; /* one of 15, 63, 255, 1023, 4095 */
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@ -176,22 +176,22 @@ struct ddf_header {
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__u16 max_primary_element_entries; /* 16, 64, 256, 1024, or 4096 */
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__u8 pad3[54]; /* 0xff */
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/* 192 bytes so far */
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__u32 controller_section_offset;
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__u32 controller_section_length;
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__u32 phys_section_offset;
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__u32 phys_section_length;
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__u32 virt_section_offset;
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__u32 virt_section_length;
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__u32 config_section_offset;
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__u32 config_section_length;
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__u32 data_section_offset;
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__u32 data_section_length;
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__u32 bbm_section_offset;
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__u32 bbm_section_length;
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__u32 diag_space_offset;
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__u32 diag_space_length;
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__u32 vendor_offset;
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__u32 vendor_length;
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be32 controller_section_offset;
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be32 controller_section_length;
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be32 phys_section_offset;
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be32 phys_section_length;
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be32 virt_section_offset;
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be32 virt_section_length;
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be32 config_section_offset;
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be32 config_section_length;
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be32 data_section_offset;
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be32 data_section_length;
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be32 bbm_section_offset;
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be32 bbm_section_length;
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be32 diag_space_offset;
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be32 diag_space_length;
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be32 vendor_offset;
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be32 vendor_length;
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/* 256 bytes so far */
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__u8 pad4[256]; /* 0xff */
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};
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@ -203,8 +203,8 @@ struct ddf_header {
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/* The content of the 'controller section' - global scope */
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struct ddf_controller_data {
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__u32 magic; /* DDF_CONTROLLER_MAGIC */
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__u32 crc;
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be32 magic; /* DDF_CONTROLLER_MAGIC */
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be32 crc;
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char guid[DDF_GUID_LEN];
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struct controller_type {
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__u16 vendor_id;
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@ -219,14 +219,14 @@ struct ddf_controller_data {
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/* The content of phys_section - global scope */
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struct phys_disk {
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__u32 magic; /* DDF_PHYS_RECORDS_MAGIC */
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__u32 crc;
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be32 magic; /* DDF_PHYS_RECORDS_MAGIC */
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be32 crc;
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__u16 used_pdes;
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__u16 max_pdes;
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__u8 pad[52];
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struct phys_disk_entry {
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char guid[DDF_GUID_LEN];
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__u32 refnum;
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be32 refnum;
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__u16 type;
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__u16 state;
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__u64 config_size; /* DDF structures must be after here */
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@ -260,8 +260,8 @@ struct phys_disk {
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/* The content of the virt_section global scope */
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struct virtual_disk {
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__u32 magic; /* DDF_VIRT_RECORDS_MAGIC */
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__u32 crc;
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be32 magic; /* DDF_VIRT_RECORDS_MAGIC */
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be32 crc;
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__u16 populated_vdes;
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__u16 max_vdes;
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__u8 pad[52];
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@ -314,11 +314,11 @@ struct virtual_disk {
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*/
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struct vd_config {
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__u32 magic; /* DDF_VD_CONF_MAGIC */
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__u32 crc;
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be32 magic; /* DDF_VD_CONF_MAGIC */
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be32 crc;
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char guid[DDF_GUID_LEN];
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__u32 timestamp;
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__u32 seqnum;
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be32 timestamp;
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be32 seqnum;
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__u8 pad0[24];
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__u16 prim_elmnt_count;
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__u8 chunk_shift; /* 0 == 512, 1==1024 etc */
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@ -332,7 +332,7 @@ struct vd_config {
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* for concat I hope) */
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__u64 array_blocks; /* blocks in array */
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__u8 pad1[8];
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__u32 spare_refs[8];
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be32 spare_refs[8];
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__u8 cache_pol[8];
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__u8 bg_rate;
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__u8 pad2[3];
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@ -343,7 +343,7 @@ struct vd_config {
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__u8 v2[16]; /* reserved- 0xff */
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__u8 v3[16]; /* reserved- 0xff */
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__u8 vendor[32];
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__u32 phys_refnum[0]; /* refnum of each disk in sequence */
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be32 phys_refnum[0]; /* refnum of each disk in sequence */
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/*__u64 lba_offset[0]; LBA offset in each phys. Note extents in a
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bvd are always the same size */
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};
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@ -359,9 +359,9 @@ struct vd_config {
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#define DDF_cache_rallowed 64 /* enable read caching */
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struct spare_assign {
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__u32 magic; /* DDF_SPARE_ASSIGN_MAGIC */
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__u32 crc;
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__u32 timestamp;
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be32 magic; /* DDF_SPARE_ASSIGN_MAGIC */
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be32 crc;
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be32 timestamp;
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__u8 reserved[7];
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__u8 type;
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__u16 populated; /* SAEs used */
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@ -381,10 +381,10 @@ struct spare_assign {
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/* The data_section contents - local scope */
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struct disk_data {
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__u32 magic; /* DDF_PHYS_DATA_MAGIC */
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__u32 crc;
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be32 magic; /* DDF_PHYS_DATA_MAGIC */
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be32 crc;
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char guid[DDF_GUID_LEN];
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__u32 refnum; /* crc of some magic drive data ... */
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be32 refnum; /* crc of some magic drive data ... */
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__u8 forced_ref; /* set when above was not result of magic */
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__u8 forced_guid; /* set if guid was forced rather than magic */
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__u8 vendor[32];
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@ -393,15 +393,15 @@ struct disk_data {
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/* bbm_section content */
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struct bad_block_log {
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__u32 magic;
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__u32 crc;
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be32 magic;
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be32 crc;
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__u16 entry_count;
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__u32 spare_count;
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be32 spare_count;
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__u8 pad[10];
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__u64 first_spare;
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struct mapped_block {
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__u64 defective_start;
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__u32 replacement_start;
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be32 replacement_start;
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__u16 remap_count;
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__u8 pad[2];
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} entries[0];
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@ -503,31 +503,31 @@ static void pr_state(const struct ddf_super *ddf, const char *msg) {}
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static void _ddf_set_updates_pending(struct ddf_super *ddf, const char *func)
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{
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ddf->updates_pending = 1;
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ddf->active->seq = __cpu_to_be32((__be32_to_cpu(ddf->active->seq)+1));
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ddf->active->seq = cpu_to_be32((be32_to_cpu(ddf->active->seq)+1));
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pr_state(ddf, func);
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}
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#define ddf_set_updates_pending(x) _ddf_set_updates_pending((x), __func__)
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static unsigned int get_pd_index_from_refnum(const struct vcl *vc,
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__u32 refnum, unsigned int nmax,
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be32 refnum, unsigned int nmax,
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const struct vd_config **bvd,
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unsigned int *idx);
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static unsigned int calc_crc(void *buf, int len)
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static be32 calc_crc(void *buf, int len)
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{
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/* crcs are always at the same place as in the ddf_header */
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struct ddf_header *ddf = buf;
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__u32 oldcrc = ddf->crc;
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be32 oldcrc = ddf->crc;
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__u32 newcrc;
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ddf->crc = 0xffffffff;
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ddf->crc = cpu_to_be32(0xffffffff);
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newcrc = crc32(0, buf, len);
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ddf->crc = oldcrc;
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/* The crc is store (like everything) bigendian, so convert
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* here for simplicity
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*/
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return __cpu_to_be32(newcrc);
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return cpu_to_be32(newcrc);
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}
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#define DDF_INVALID_LEVEL 0xff
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@ -750,9 +750,9 @@ static int load_ddf_header(int fd, unsigned long long lba,
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if (read(fd, hdr, 512) != 512)
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return 0;
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if (hdr->magic != DDF_HEADER_MAGIC)
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if (!be32_eq(hdr->magic, DDF_HEADER_MAGIC))
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return 0;
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if (calc_crc(hdr, 512) != hdr->crc)
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if (!be32_eq(calc_crc(hdr, 512), hdr->crc))
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return 0;
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if (memcmp(anchor->guid, hdr->guid, DDF_GUID_LEN) != 0 ||
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memcmp(anchor->revision, hdr->revision, 8) != 0 ||
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@ -768,10 +768,10 @@ static int load_ddf_header(int fd, unsigned long long lba,
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}
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static void *load_section(int fd, struct ddf_super *super, void *buf,
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__u32 offset_be, __u32 len_be, int check)
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be32 offset_be, be32 len_be, int check)
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{
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unsigned long long offset = __be32_to_cpu(offset_be);
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unsigned long long len = __be32_to_cpu(len_be);
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unsigned long long offset = be32_to_cpu(offset_be);
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unsigned long long len = be32_to_cpu(len_be);
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int dofree = (buf == NULL);
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if (check)
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@ -827,13 +827,13 @@ static int load_ddf_headers(int fd, struct ddf_super *super, char *devname)
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devname, strerror(errno));
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return 1;
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}
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if (super->anchor.magic != DDF_HEADER_MAGIC) {
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if (!be32_eq(super->anchor.magic, DDF_HEADER_MAGIC)) {
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if (devname)
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pr_err("no DDF anchor found on %s\n",
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devname);
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return 2;
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}
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if (calc_crc(&super->anchor, 512) != super->anchor.crc) {
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if (!be32_eq(calc_crc(&super->anchor, 512), super->anchor.crc)) {
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if (devname)
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pr_err("bad CRC on anchor on %s\n",
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devname);
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@ -856,15 +856,16 @@ static int load_ddf_headers(int fd, struct ddf_super *super, char *devname)
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"on %s\n", devname);
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} else
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super->active = &super->primary;
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if (load_ddf_header(fd, __be64_to_cpu(super->anchor.secondary_lba),
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dsize >> 9, 2,
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&super->secondary, &super->anchor)) {
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if (super->active == NULL
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|| (__be32_to_cpu(super->primary.seq)
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< __be32_to_cpu(super->secondary.seq) &&
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|| (be32_to_cpu(super->primary.seq)
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< be32_to_cpu(super->secondary.seq) &&
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!super->secondary.openflag)
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|| (__be32_to_cpu(super->primary.seq)
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== __be32_to_cpu(super->secondary.seq) &&
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|| (be32_to_cpu(super->primary.seq)
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== be32_to_cpu(super->secondary.seq) &&
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super->primary.openflag && !super->secondary.openflag)
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)
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super->active = &super->secondary;
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@ -887,13 +888,13 @@ static int load_ddf_global(int fd, struct ddf_super *super, char *devname)
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super->active->phys_section_offset,
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super->active->phys_section_length,
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1);
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super->pdsize = __be32_to_cpu(super->active->phys_section_length) * 512;
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super->pdsize = be32_to_cpu(super->active->phys_section_length) * 512;
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super->virt = load_section(fd, super, NULL,
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super->active->virt_section_offset,
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super->active->virt_section_length,
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1);
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super->vdsize = __be32_to_cpu(super->active->virt_section_length) * 512;
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super->vdsize = be32_to_cpu(super->active->virt_section_length) * 512;
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if (!ok ||
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!super->phys ||
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!super->virt) {
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@ -944,7 +945,8 @@ static void add_other_bvd(struct vcl *vcl, struct vd_config *vd,
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break;
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if (i < vcl->conf.sec_elmnt_count-1) {
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if (vd->seqnum <= vcl->other_bvds[i]->seqnum)
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if (be32_to_cpu(vd->seqnum) <=
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be32_to_cpu(vcl->other_bvds[i]->seqnum))
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return;
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} else {
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for (i = 0; i < vcl->conf.sec_elmnt_count-1; i++)
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@ -1025,13 +1027,13 @@ static int load_ddf_local(int fd, struct ddf_super *super,
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vnum = 0;
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for (confsec = 0;
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confsec < __be32_to_cpu(super->active->config_section_length);
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confsec < be32_to_cpu(super->active->config_section_length);
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confsec += super->conf_rec_len) {
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struct vd_config *vd =
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(struct vd_config *)((char*)conf + confsec*512);
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struct vcl *vcl;
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if (vd->magic == DDF_SPARE_ASSIGN_MAGIC) {
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if (be32_eq(vd->magic, DDF_SPARE_ASSIGN_MAGIC)) {
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if (dl->spare)
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continue;
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if (posix_memalign((void**)&dl->spare, 512,
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@ -1044,7 +1046,7 @@ static int load_ddf_local(int fd, struct ddf_super *super,
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memcpy(dl->spare, vd, super->conf_rec_len*512);
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continue;
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}
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if (vd->magic != DDF_VD_CONF_MAGIC)
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if (!be32_eq(vd->magic, DDF_VD_CONF_MAGIC))
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continue;
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for (vcl = super->conflist; vcl; vcl = vcl->next) {
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if (memcmp(vcl->conf.guid,
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@ -1059,8 +1061,8 @@ static int load_ddf_local(int fd, struct ddf_super *super,
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add_other_bvd(vcl, vd, super->conf_rec_len*512);
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continue;
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}
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if (__be32_to_cpu(vd->seqnum) <=
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__be32_to_cpu(vcl->conf.seqnum))
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if (be32_to_cpu(vd->seqnum) <=
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be32_to_cpu(vcl->conf.seqnum))
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continue;
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} else {
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if (posix_memalign((void**)&vcl, 512,
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@ -1363,7 +1365,7 @@ static void examine_vd(int n, struct ddf_super *sb, char *guid)
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unsigned int i;
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struct vd_config *vc = &vcl->conf;
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if (calc_crc(vc, crl*512) != vc->crc)
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if (!be32_eq(calc_crc(vc, crl*512), vc->crc))
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continue;
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if (memcmp(vc->guid, guid, DDF_GUID_LEN) != 0)
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continue;
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@ -1375,7 +1377,8 @@ static void examine_vd(int n, struct ddf_super *sb, char *guid)
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int j;
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int cnt = __be16_to_cpu(sb->phys->used_pdes);
|
||||
for (j=0; j<cnt; j++)
|
||||
if (vc->phys_refnum[i] == sb->phys->entries[j].refnum)
|
||||
if (be32_eq(vc->phys_refnum[i],
|
||||
sb->phys->entries[j].refnum))
|
||||
break;
|
||||
if (i) printf(" ");
|
||||
if (j < cnt)
|
||||
|
|
@ -1446,11 +1449,11 @@ static void examine_pds(struct ddf_super *sb)
|
|||
//printf(" PD GUID[%d] : ", i); print_guid(pd->guid, 0);
|
||||
//printf("\n");
|
||||
printf(" %3d %08x ", i,
|
||||
__be32_to_cpu(pd->refnum));
|
||||
be32_to_cpu(pd->refnum));
|
||||
printf("%8lluK ",
|
||||
(unsigned long long)__be64_to_cpu(pd->config_size)>>1);
|
||||
for (dl = sb->dlist; dl ; dl = dl->next) {
|
||||
if (dl->disk.refnum == pd->refnum) {
|
||||
if (be32_eq(dl->disk.refnum, pd->refnum)) {
|
||||
char *dv = map_dev(dl->major, dl->minor, 0);
|
||||
if (dv) {
|
||||
printf("%-15s", dv);
|
||||
|
|
@ -1485,14 +1488,15 @@ static void examine_super_ddf(struct supertype *st, char *homehost)
|
|||
{
|
||||
struct ddf_super *sb = st->sb;
|
||||
|
||||
printf(" Magic : %08x\n", __be32_to_cpu(sb->anchor.magic));
|
||||
printf(" Magic : %08x\n", be32_to_cpu(sb->anchor.magic));
|
||||
printf(" Version : %.8s\n", sb->anchor.revision);
|
||||
printf("Controller GUID : "); print_guid(sb->controller.guid, 0);
|
||||
printf("\n");
|
||||
printf(" Container GUID : "); print_guid(sb->anchor.guid, 1);
|
||||
printf("\n");
|
||||
printf(" Seq : %08x\n", __be32_to_cpu(sb->active->seq));
|
||||
printf(" Redundant hdr : %s\n", sb->secondary.magic == DDF_HEADER_MAGIC
|
||||
printf(" Seq : %08x\n", be32_to_cpu(sb->active->seq));
|
||||
printf(" Redundant hdr : %s\n", be32_eq(sb->secondary.magic,
|
||||
DDF_HEADER_MAGIC)
|
||||
?"yes" : "no");
|
||||
examine_vds(sb);
|
||||
examine_pds(sb);
|
||||
|
|
@ -1611,8 +1615,8 @@ static int copy_metadata_ddf(struct supertype *st, int from, int to)
|
|||
if (read(from, buf, 512) != 512)
|
||||
goto err;
|
||||
ddf = buf;
|
||||
if (ddf->magic != DDF_HEADER_MAGIC ||
|
||||
calc_crc(ddf, 512) != ddf->crc ||
|
||||
if (!be32_eq(ddf->magic, DDF_HEADER_MAGIC) ||
|
||||
!be32_eq(calc_crc(ddf, 512), ddf->crc) ||
|
||||
(memcmp(ddf->revision, DDF_REVISION_0, 8) != 0 &&
|
||||
memcmp(ddf->revision, DDF_REVISION_2, 8) != 0))
|
||||
goto err;
|
||||
|
|
@ -1702,7 +1706,7 @@ static int find_index_in_bvd(const struct ddf_super *ddf,
|
|||
unsigned int i, j;
|
||||
for (i = 0, j = 0; i < ddf->mppe &&
|
||||
j < __be16_to_cpu(conf->prim_elmnt_count); i++) {
|
||||
if (conf->phys_refnum[i] != 0xffffffff) {
|
||||
if (be32_to_cpu(conf->phys_refnum[i]) != 0xffffffff) {
|
||||
if (n == j) {
|
||||
*n_bvd = i;
|
||||
return 1;
|
||||
|
|
@ -1764,14 +1768,14 @@ bad:
|
|||
}
|
||||
#endif
|
||||
|
||||
static int find_phys(const struct ddf_super *ddf, __u32 phys_refnum)
|
||||
static int find_phys(const struct ddf_super *ddf, be32 phys_refnum)
|
||||
{
|
||||
/* Find the entry in phys_disk which has the given refnum
|
||||
* and return it's index
|
||||
*/
|
||||
unsigned int i;
|
||||
for (i = 0; i < __be16_to_cpu(ddf->phys->max_pdes); i++)
|
||||
if (ddf->phys->entries[i].refnum == phys_refnum)
|
||||
if (be32_eq(ddf->phys->entries[i].refnum, phys_refnum))
|
||||
return i;
|
||||
return -1;
|
||||
}
|
||||
|
|
@ -1846,7 +1850,7 @@ static void getinfo_super_ddf(struct supertype *st, struct mdinfo *info, char *m
|
|||
info->disk.major = 0;
|
||||
info->disk.minor = 0;
|
||||
if (ddf->dlist) {
|
||||
info->disk.number = __be32_to_cpu(ddf->dlist->disk.refnum);
|
||||
info->disk.number = be32_to_cpu(ddf->dlist->disk.refnum);
|
||||
info->disk.raid_disk = find_phys(ddf, ddf->dlist->disk.refnum);
|
||||
|
||||
info->data_offset = __be64_to_cpu(ddf->phys->
|
||||
|
|
@ -1903,7 +1907,7 @@ static void getinfo_super_ddf_bvd(struct supertype *st, struct mdinfo *info, cha
|
|||
info->array.md_minor = -1;
|
||||
cptr = (__u32 *)(vc->conf.guid + 16);
|
||||
info->array.ctime = DECADE + __be32_to_cpu(*cptr);
|
||||
info->array.utime = DECADE + __be32_to_cpu(vc->conf.timestamp);
|
||||
info->array.utime = DECADE + be32_to_cpu(vc->conf.timestamp);
|
||||
info->array.chunk_size = 512 << vc->conf.chunk_shift;
|
||||
info->custom_array_size = 0;
|
||||
|
||||
|
|
@ -1925,7 +1929,7 @@ static void getinfo_super_ddf_bvd(struct supertype *st, struct mdinfo *info, cha
|
|||
}
|
||||
|
||||
for (dl = ddf->dlist; dl ; dl = dl->next)
|
||||
if (dl->disk.refnum == conf->phys_refnum[cd])
|
||||
if (be32_eq(dl->disk.refnum, conf->phys_refnum[cd]))
|
||||
break;
|
||||
|
||||
info->disk.major = 0;
|
||||
|
|
@ -2052,7 +2056,7 @@ static int update_super_ddf(struct supertype *st, struct mdinfo *info,
|
|||
|
||||
static void make_header_guid(char *guid)
|
||||
{
|
||||
__u32 stamp;
|
||||
be32 stamp;
|
||||
/* Create a DDF Header of Virtual Disk GUID */
|
||||
|
||||
/* 24 bytes of fiction required.
|
||||
|
|
@ -2061,13 +2065,13 @@ static void make_header_guid(char *guid)
|
|||
* Remaining 8 random number plus timestamp
|
||||
*/
|
||||
memcpy(guid, T10, sizeof(T10));
|
||||
stamp = __cpu_to_be32(0xdeadbeef);
|
||||
stamp = cpu_to_be32(0xdeadbeef);
|
||||
memcpy(guid+8, &stamp, 4);
|
||||
stamp = __cpu_to_be32(0);
|
||||
stamp = cpu_to_be32(0);
|
||||
memcpy(guid+12, &stamp, 4);
|
||||
stamp = __cpu_to_be32(time(0) - DECADE);
|
||||
stamp = cpu_to_be32(time(0) - DECADE);
|
||||
memcpy(guid+16, &stamp, 4);
|
||||
stamp = random32();
|
||||
stamp._v32 = random32();
|
||||
memcpy(guid+20, &stamp, 4);
|
||||
}
|
||||
|
||||
|
|
@ -2189,8 +2193,8 @@ static int init_super_ddf(struct supertype *st,
|
|||
make_header_guid(ddf->anchor.guid);
|
||||
|
||||
memcpy(ddf->anchor.revision, DDF_REVISION_2, 8);
|
||||
ddf->anchor.seq = __cpu_to_be32(1);
|
||||
ddf->anchor.timestamp = __cpu_to_be32(time(0) - DECADE);
|
||||
ddf->anchor.seq = cpu_to_be32(1);
|
||||
ddf->anchor.timestamp = cpu_to_be32(time(0) - DECADE);
|
||||
ddf->anchor.openflag = 0xFF;
|
||||
ddf->anchor.foreignflag = 0;
|
||||
ddf->anchor.enforcegroups = 0; /* Is this best?? */
|
||||
|
|
@ -2201,7 +2205,7 @@ static int init_super_ddf(struct supertype *st,
|
|||
ddf->anchor.secondary_lba = ~(__u64)0;
|
||||
ddf->anchor.type = DDF_HEADER_ANCHOR;
|
||||
memset(ddf->anchor.pad2, 0xff, 3);
|
||||
ddf->anchor.workspace_len = __cpu_to_be32(32768); /* Must be reserved */
|
||||
ddf->anchor.workspace_len = cpu_to_be32(32768); /* Must be reserved */
|
||||
ddf->anchor.workspace_lba = ~(__u64)0; /* Put this at bottom
|
||||
of 32M reserved.. */
|
||||
max_phys_disks = 1023; /* Should be enough */
|
||||
|
|
@ -2218,8 +2222,8 @@ static int init_super_ddf(struct supertype *st,
|
|||
/* controller sections is one sector long immediately
|
||||
* after the ddf header */
|
||||
sector = 1;
|
||||
ddf->anchor.controller_section_offset = __cpu_to_be32(sector);
|
||||
ddf->anchor.controller_section_length = __cpu_to_be32(1);
|
||||
ddf->anchor.controller_section_offset = cpu_to_be32(sector);
|
||||
ddf->anchor.controller_section_length = cpu_to_be32(1);
|
||||
sector += 1;
|
||||
|
||||
/* phys is 8 sectors after that */
|
||||
|
|
@ -2230,9 +2234,9 @@ static int init_super_ddf(struct supertype *st,
|
|||
case 2: case 8: case 32: case 128: case 512: break;
|
||||
default: abort();
|
||||
}
|
||||
ddf->anchor.phys_section_offset = __cpu_to_be32(sector);
|
||||
ddf->anchor.phys_section_offset = cpu_to_be32(sector);
|
||||
ddf->anchor.phys_section_length =
|
||||
__cpu_to_be32(pdsize/512); /* max_primary_element_entries/8 */
|
||||
cpu_to_be32(pdsize/512); /* max_primary_element_entries/8 */
|
||||
sector += pdsize/512;
|
||||
|
||||
/* virt is another 32 sectors */
|
||||
|
|
@ -2243,26 +2247,26 @@ static int init_super_ddf(struct supertype *st,
|
|||
case 2: case 8: case 32: case 128: case 512: break;
|
||||
default: abort();
|
||||
}
|
||||
ddf->anchor.virt_section_offset = __cpu_to_be32(sector);
|
||||
ddf->anchor.virt_section_offset = cpu_to_be32(sector);
|
||||
ddf->anchor.virt_section_length =
|
||||
__cpu_to_be32(vdsize/512); /* max_vd_entries/8 */
|
||||
cpu_to_be32(vdsize/512); /* max_vd_entries/8 */
|
||||
sector += vdsize/512;
|
||||
|
||||
clen = ddf->conf_rec_len * (ddf->max_part+1);
|
||||
ddf->anchor.config_section_offset = __cpu_to_be32(sector);
|
||||
ddf->anchor.config_section_length = __cpu_to_be32(clen);
|
||||
ddf->anchor.config_section_offset = cpu_to_be32(sector);
|
||||
ddf->anchor.config_section_length = cpu_to_be32(clen);
|
||||
sector += clen;
|
||||
|
||||
ddf->anchor.data_section_offset = __cpu_to_be32(sector);
|
||||
ddf->anchor.data_section_length = __cpu_to_be32(1);
|
||||
ddf->anchor.data_section_offset = cpu_to_be32(sector);
|
||||
ddf->anchor.data_section_length = cpu_to_be32(1);
|
||||
sector += 1;
|
||||
|
||||
ddf->anchor.bbm_section_length = __cpu_to_be32(0);
|
||||
ddf->anchor.bbm_section_offset = __cpu_to_be32(0xFFFFFFFF);
|
||||
ddf->anchor.diag_space_length = __cpu_to_be32(0);
|
||||
ddf->anchor.diag_space_offset = __cpu_to_be32(0xFFFFFFFF);
|
||||
ddf->anchor.vendor_length = __cpu_to_be32(0);
|
||||
ddf->anchor.vendor_offset = __cpu_to_be32(0xFFFFFFFF);
|
||||
ddf->anchor.bbm_section_length = cpu_to_be32(0);
|
||||
ddf->anchor.bbm_section_offset = cpu_to_be32(0xFFFFFFFF);
|
||||
ddf->anchor.diag_space_length = cpu_to_be32(0);
|
||||
ddf->anchor.diag_space_offset = cpu_to_be32(0xFFFFFFFF);
|
||||
ddf->anchor.vendor_length = cpu_to_be32(0);
|
||||
ddf->anchor.vendor_offset = cpu_to_be32(0xFFFFFFFF);
|
||||
|
||||
memset(ddf->anchor.pad4, 0xff, 256);
|
||||
|
||||
|
|
@ -2452,8 +2456,8 @@ static int init_super_ddf_bvd(struct supertype *st,
|
|||
|
||||
vc->magic = DDF_VD_CONF_MAGIC;
|
||||
memcpy(vc->guid, ve->guid, DDF_GUID_LEN);
|
||||
vc->timestamp = __cpu_to_be32(time(0)-DECADE);
|
||||
vc->seqnum = __cpu_to_be32(1);
|
||||
vc->timestamp = cpu_to_be32(time(0)-DECADE);
|
||||
vc->seqnum = cpu_to_be32(1);
|
||||
memset(vc->pad0, 0xff, 24);
|
||||
vc->chunk_shift = chunk_to_shift(info->chunk_size);
|
||||
if (layout_md2ddf(info, vc) == -1 ||
|
||||
|
|
@ -2475,14 +2479,14 @@ static int init_super_ddf_bvd(struct supertype *st,
|
|||
calc_array_size(info->level, info->raid_disks, info->layout,
|
||||
info->chunk_size, info->size*2));
|
||||
memset(vc->pad1, 0xff, 8);
|
||||
vc->spare_refs[0] = 0xffffffff;
|
||||
vc->spare_refs[1] = 0xffffffff;
|
||||
vc->spare_refs[2] = 0xffffffff;
|
||||
vc->spare_refs[3] = 0xffffffff;
|
||||
vc->spare_refs[4] = 0xffffffff;
|
||||
vc->spare_refs[5] = 0xffffffff;
|
||||
vc->spare_refs[6] = 0xffffffff;
|
||||
vc->spare_refs[7] = 0xffffffff;
|
||||
vc->spare_refs[0] = cpu_to_be32(0xffffffff);
|
||||
vc->spare_refs[1] = cpu_to_be32(0xffffffff);
|
||||
vc->spare_refs[2] = cpu_to_be32(0xffffffff);
|
||||
vc->spare_refs[3] = cpu_to_be32(0xffffffff);
|
||||
vc->spare_refs[4] = cpu_to_be32(0xffffffff);
|
||||
vc->spare_refs[5] = cpu_to_be32(0xffffffff);
|
||||
vc->spare_refs[6] = cpu_to_be32(0xffffffff);
|
||||
vc->spare_refs[7] = cpu_to_be32(0xffffffff);
|
||||
memset(vc->cache_pol, 0, 8);
|
||||
vc->bg_rate = 0x80;
|
||||
memset(vc->pad2, 0xff, 3);
|
||||
|
|
@ -2599,7 +2603,7 @@ static void add_to_super_ddf_bvd(struct supertype *st,
|
|||
ddf->phys->entries[dl->pdnum].type &= ~__cpu_to_be16(DDF_Global_Spare);
|
||||
ddf->phys->entries[dl->pdnum].type |= __cpu_to_be16(DDF_Active_in_VD);
|
||||
dprintf("%s: added disk %d/%08x to VD %d/%s as disk %d\n",
|
||||
__func__, dl->pdnum, __be32_to_cpu(dl->disk.refnum),
|
||||
__func__, dl->pdnum, be32_to_cpu(dl->disk.refnum),
|
||||
ddf->currentconf->vcnum, guid_str(vc->guid),
|
||||
dk->raid_disk);
|
||||
ddf_set_updates_pending(ddf);
|
||||
|
|
@ -2679,10 +2683,11 @@ static int add_to_super_ddf(struct supertype *st,
|
|||
|
||||
do {
|
||||
/* Cannot be bothered finding a CRC of some irrelevant details*/
|
||||
dd->disk.refnum = random32();
|
||||
dd->disk.refnum._v32 = random32();
|
||||
for (i = __be16_to_cpu(ddf->active->max_pd_entries);
|
||||
i > 0; i--)
|
||||
if (ddf->phys->entries[i-1].refnum == dd->disk.refnum)
|
||||
if (be32_eq(ddf->phys->entries[i-1].refnum,
|
||||
dd->disk.refnum))
|
||||
break;
|
||||
} while (i > 0);
|
||||
|
||||
|
|
@ -2863,7 +2868,7 @@ static int __write_ddf_structure(struct dl *d, struct ddf_super *ddf, __u8 type)
|
|||
}
|
||||
if (c) {
|
||||
dprintf("writing conf record %i on disk %08x for %s/%u\n",
|
||||
i, __be32_to_cpu(d->disk.refnum),
|
||||
i, be32_to_cpu(d->disk.refnum),
|
||||
guid_str(vdc->guid),
|
||||
vdc->sec_elmnt_seq);
|
||||
vdc->seqnum = header->seq;
|
||||
|
|
@ -2935,7 +2940,7 @@ static int _write_super_to_disk(struct ddf_super *ddf, struct dl *d)
|
|||
memcpy(&ddf->secondary, &ddf->anchor, 512);
|
||||
|
||||
ddf->anchor.openflag = 0xFF; /* 'open' means nothing */
|
||||
ddf->anchor.seq = 0xFFFFFFFF; /* no sequencing in anchor */
|
||||
ddf->anchor.seq = cpu_to_be32(0xFFFFFFFF); /* no sequencing in anchor */
|
||||
ddf->anchor.crc = calc_crc(&ddf->anchor, 512);
|
||||
|
||||
if (!__write_ddf_structure(d, ddf, DDF_HEADER_PRIMARY))
|
||||
|
|
@ -3443,7 +3448,7 @@ static int load_super_ddf_all(struct supertype *st, int fd,
|
|||
rv = load_ddf_headers(dfd, super, NULL);
|
||||
close(dfd);
|
||||
if (rv == 0) {
|
||||
seq = __be32_to_cpu(super->active->seq);
|
||||
seq = be32_to_cpu(super->active->seq);
|
||||
if (super->active->openflag)
|
||||
seq--;
|
||||
if (!best || seq > bestseq) {
|
||||
|
|
@ -3562,7 +3567,7 @@ static int check_secondary(const struct vcl *vc)
|
|||
}
|
||||
|
||||
static unsigned int get_pd_index_from_refnum(const struct vcl *vc,
|
||||
__u32 refnum, unsigned int nmax,
|
||||
be32 refnum, unsigned int nmax,
|
||||
const struct vd_config **bvd,
|
||||
unsigned int *idx)
|
||||
{
|
||||
|
|
@ -3573,9 +3578,9 @@ static unsigned int get_pd_index_from_refnum(const struct vcl *vc,
|
|||
|
||||
for (i = 0, j = 0 ; i < nmax ; i++) {
|
||||
/* j counts valid entries for this BVD */
|
||||
if (vc->conf.phys_refnum[i] != 0xffffffff)
|
||||
if (be32_to_cpu(vc->conf.phys_refnum[i]) != 0xffffffff)
|
||||
j++;
|
||||
if (vc->conf.phys_refnum[i] == refnum) {
|
||||
if (be32_eq(vc->conf.phys_refnum[i], refnum)) {
|
||||
*bvd = &vc->conf;
|
||||
*idx = i;
|
||||
return sec * cnt + j - 1;
|
||||
|
|
@ -3590,9 +3595,9 @@ static unsigned int get_pd_index_from_refnum(const struct vcl *vc,
|
|||
if (sec == DDF_UNUSED_BVD)
|
||||
continue;
|
||||
for (i = 0, j = 0 ; i < nmax ; i++) {
|
||||
if (vd->phys_refnum[i] != 0xffffffff)
|
||||
if (be32_to_cpu(vd->phys_refnum[i]) != 0xffffffff)
|
||||
j++;
|
||||
if (vd->phys_refnum[i] == refnum) {
|
||||
if (be32_eq(vd->phys_refnum[i], refnum)) {
|
||||
*bvd = vd;
|
||||
*idx = i;
|
||||
return sec * cnt + j - 1;
|
||||
|
|
@ -3649,7 +3654,7 @@ static struct mdinfo *container_content_ddf(struct supertype *st, char *subarray
|
|||
cptr = (__u32 *)(vc->conf.guid + 16);
|
||||
this->array.ctime = DECADE + __be32_to_cpu(*cptr);
|
||||
this->array.utime = DECADE +
|
||||
__be32_to_cpu(vc->conf.timestamp);
|
||||
be32_to_cpu(vc->conf.timestamp);
|
||||
this->array.chunk_size = 512 << vc->conf.chunk_shift;
|
||||
|
||||
i = vc->vcnum;
|
||||
|
|
@ -3688,7 +3693,8 @@ static struct mdinfo *container_content_ddf(struct supertype *st, char *subarray
|
|||
unsigned int iphys;
|
||||
int stt;
|
||||
|
||||
if (ddf->phys->entries[pd].refnum == 0xFFFFFFFF)
|
||||
if (be32_to_cpu(ddf->phys->entries[pd].refnum)
|
||||
== 0xFFFFFFFF)
|
||||
continue;
|
||||
|
||||
stt = __be16_to_cpu(ddf->phys->entries[pd].state);
|
||||
|
|
@ -3705,8 +3711,8 @@ static struct mdinfo *container_content_ddf(struct supertype *st, char *subarray
|
|||
this->array.working_disks++;
|
||||
|
||||
for (d = ddf->dlist; d ; d=d->next)
|
||||
if (d->disk.refnum ==
|
||||
ddf->phys->entries[pd].refnum)
|
||||
if (be32_eq(d->disk.refnum,
|
||||
ddf->phys->entries[pd].refnum))
|
||||
break;
|
||||
if (d == NULL)
|
||||
/* Haven't found that one yet, maybe there are others */
|
||||
|
|
@ -3716,14 +3722,14 @@ static struct mdinfo *container_content_ddf(struct supertype *st, char *subarray
|
|||
dev->next = this->devs;
|
||||
this->devs = dev;
|
||||
|
||||
dev->disk.number = __be32_to_cpu(d->disk.refnum);
|
||||
dev->disk.number = be32_to_cpu(d->disk.refnum);
|
||||
dev->disk.major = d->major;
|
||||
dev->disk.minor = d->minor;
|
||||
dev->disk.raid_disk = i;
|
||||
dev->disk.state = (1<<MD_DISK_SYNC)|(1<<MD_DISK_ACTIVE);
|
||||
dev->recovery_start = MaxSector;
|
||||
|
||||
dev->events = __be32_to_cpu(ddf->primary.seq);
|
||||
dev->events = be32_to_cpu(ddf->primary.seq);
|
||||
dev->data_offset =
|
||||
__be64_to_cpu(LBA_OFFSET(ddf, bvd)[iphys]);
|
||||
dev->component_size = __be64_to_cpu(bvd->blocks);
|
||||
|
|
@ -3810,10 +3816,10 @@ static int compare_super_ddf(struct supertype *st, struct supertype *tst)
|
|||
if (memcmp(first->anchor.guid, second->anchor.guid, DDF_GUID_LEN) != 0)
|
||||
return 2;
|
||||
|
||||
if (first->anchor.seq != second->anchor.seq) {
|
||||
if (!be32_eq(first->anchor.seq, second->anchor.seq)) {
|
||||
dprintf("%s: sequence number mismatch %u/%u\n", __func__,
|
||||
__be32_to_cpu(first->anchor.seq),
|
||||
__be32_to_cpu(second->anchor.seq));
|
||||
be32_to_cpu(first->anchor.seq),
|
||||
be32_to_cpu(second->anchor.seq));
|
||||
return 3;
|
||||
}
|
||||
if (first->max_part != second->max_part ||
|
||||
|
|
@ -3826,18 +3832,19 @@ static int compare_super_ddf(struct supertype *st, struct supertype *tst)
|
|||
max_pds = __be16_to_cpu(first->phys->used_pdes);
|
||||
for (dl2 = second->dlist; dl2; dl2 = dl2->next) {
|
||||
for (pd = 0; pd < max_pds; pd++)
|
||||
if (first->phys->entries[pd].refnum == dl2->disk.refnum)
|
||||
if (be32_eq(first->phys->entries[pd].refnum,
|
||||
dl2->disk.refnum))
|
||||
break;
|
||||
if (pd == max_pds) {
|
||||
dprintf("%s: no match for disk %08x\n", __func__,
|
||||
__be32_to_cpu(dl2->disk.refnum));
|
||||
be32_to_cpu(dl2->disk.refnum));
|
||||
return 3;
|
||||
}
|
||||
}
|
||||
|
||||
max_vds = __be16_to_cpu(first->active->max_vd_entries);
|
||||
for (vl2 = second->conflist; vl2; vl2 = vl2->next) {
|
||||
if (vl2->conf.magic != DDF_VD_CONF_MAGIC)
|
||||
if (!be32_eq(vl2->conf.magic, DDF_VD_CONF_MAGIC))
|
||||
continue;
|
||||
for (vd = 0; vd < max_vds; vd++)
|
||||
if (!memcmp(first->virt->entries[vd].guid,
|
||||
|
|
@ -3900,7 +3907,7 @@ static int compare_super_ddf(struct supertype *st, struct supertype *tst)
|
|||
|
||||
for (dl2 = second->dlist; dl2; dl2 = dl2->next) {
|
||||
for (dl1 = first->dlist; dl1; dl1 = dl1->next)
|
||||
if (dl1->disk.refnum == dl2->disk.refnum)
|
||||
if (be32_eq(dl1->disk.refnum, dl2->disk.refnum))
|
||||
break;
|
||||
if (dl1)
|
||||
continue;
|
||||
|
|
@ -3917,7 +3924,8 @@ static int compare_super_ddf(struct supertype *st, struct supertype *tst)
|
|||
dl1->next = first->dlist;
|
||||
dl1->fd = -1;
|
||||
for (pd = 0; pd < max_pds; pd++)
|
||||
if (first->phys->entries[pd].refnum == dl1->disk.refnum)
|
||||
if (be32_eq(first->phys->entries[pd].refnum,
|
||||
dl1->disk.refnum))
|
||||
break;
|
||||
dl1->pdnum = pd;
|
||||
if (dl2->spare) {
|
||||
|
|
@ -3944,7 +3952,7 @@ static int compare_super_ddf(struct supertype *st, struct supertype *tst)
|
|||
}
|
||||
first->dlist = dl1;
|
||||
dprintf("%s: added disk %d: %08x\n", __func__, dl1->pdnum,
|
||||
__be32_to_cpu(dl1->disk.refnum));
|
||||
be32_to_cpu(dl1->disk.refnum));
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
|
@ -4147,9 +4155,10 @@ static void ddf_set_disk(struct active_array *a, int n, int state)
|
|||
* If it is now in_sync, insert it. */
|
||||
dprintf("%s: phys disk not found for %d: %d/%d ref %08x\n",
|
||||
__func__, dl->pdnum, dl->major, dl->minor,
|
||||
__be32_to_cpu(dl->disk.refnum));
|
||||
be32_to_cpu(dl->disk.refnum));
|
||||
dprintf("%s: array %u disk %u ref %08x pd %d\n",
|
||||
__func__, inst, n_bvd, vc->phys_refnum[n_bvd], pd);
|
||||
__func__, inst, n_bvd,
|
||||
be32_to_cpu(vc->phys_refnum[n_bvd]), pd);
|
||||
if ((state & DS_INSYNC) && ! (state & DS_FAULTY)) {
|
||||
pd = dl->pdnum; /* FIXME: is this really correct ? */
|
||||
vc->phys_refnum[n_bvd] = dl->disk.refnum;
|
||||
|
|
@ -4349,7 +4358,7 @@ static void ddf_process_update(struct supertype *st,
|
|||
* a spare-assignment record.
|
||||
*/
|
||||
struct ddf_super *ddf = st->sb;
|
||||
__u32 *magic = (__u32*)update->buf;
|
||||
be32 *magic = (be32 *)update->buf;
|
||||
struct phys_disk *pd;
|
||||
struct virtual_disk *vd;
|
||||
struct vd_config *vc;
|
||||
|
|
@ -4358,10 +4367,9 @@ static void ddf_process_update(struct supertype *st,
|
|||
unsigned int ent;
|
||||
unsigned int pdnum, pd2, len;
|
||||
|
||||
dprintf("Process update %x\n", *magic);
|
||||
dprintf("Process update %x\n", be32_to_cpu(*magic));
|
||||
|
||||
switch (*magic) {
|
||||
case DDF_PHYS_RECORDS_MAGIC:
|
||||
if (be32_eq(*magic, DDF_PHYS_RECORDS_MAGIC)) {
|
||||
|
||||
if (update->len != (sizeof(struct phys_disk) +
|
||||
sizeof(struct phys_disk_entry)))
|
||||
|
|
@ -4410,9 +4418,7 @@ static void ddf_process_update(struct supertype *st,
|
|||
for (a = st->arrays ; a; a=a->next)
|
||||
a->check_degraded = 1;
|
||||
}
|
||||
break;
|
||||
|
||||
case DDF_VIRT_RECORDS_MAGIC:
|
||||
} else if (be32_eq(*magic, DDF_VIRT_RECORDS_MAGIC)) {
|
||||
|
||||
if (update->len != (sizeof(struct virtual_disk) +
|
||||
sizeof(struct virtual_entry)))
|
||||
|
|
@ -4445,9 +4451,9 @@ static void ddf_process_update(struct supertype *st,
|
|||
ddf->virt->entries[ent].init_state);
|
||||
}
|
||||
ddf_set_updates_pending(ddf);
|
||||
break;
|
||||
}
|
||||
|
||||
case DDF_VD_CONF_MAGIC:
|
||||
else if (be32_eq(*magic, DDF_VD_CONF_MAGIC)) {
|
||||
vc = (struct vd_config*)update->buf;
|
||||
len = ddf->conf_rec_len * 512;
|
||||
if ((unsigned int)update->len != len * vc->sec_elmnt_count) {
|
||||
|
|
@ -4512,7 +4518,7 @@ static void ddf_process_update(struct supertype *st,
|
|||
continue;
|
||||
dprintf("dev %d/%08x has %s (sec=%u) at %d\n",
|
||||
dl->pdnum,
|
||||
__be32_to_cpu(dl->disk.refnum),
|
||||
be32_to_cpu(dl->disk.refnum),
|
||||
guid_str(conf->guid),
|
||||
conf->sec_elmnt_seq, vn);
|
||||
/* Clear the Transition flag */
|
||||
|
|
@ -4583,10 +4589,8 @@ static void ddf_process_update(struct supertype *st,
|
|||
}
|
||||
|
||||
ddf_set_updates_pending(ddf);
|
||||
break;
|
||||
case DDF_SPARE_ASSIGN_MAGIC:
|
||||
default: break;
|
||||
}
|
||||
/* case DDF_SPARE_ASSIGN_MAGIC */
|
||||
}
|
||||
|
||||
static void ddf_prepare_update(struct supertype *st,
|
||||
|
|
@ -4597,8 +4601,8 @@ static void ddf_prepare_update(struct supertype *st,
|
|||
* If a malloc is needed, do it here.
|
||||
*/
|
||||
struct ddf_super *ddf = st->sb;
|
||||
__u32 *magic = (__u32*)update->buf;
|
||||
if (*magic == DDF_VD_CONF_MAGIC) {
|
||||
be32 *magic = (be32 *)update->buf;
|
||||
if (be32_eq(*magic, DDF_VD_CONF_MAGIC)) {
|
||||
struct vcl *vcl;
|
||||
struct vd_config *conf = (struct vd_config *) update->buf;
|
||||
if (posix_memalign(&update->space, 512,
|
||||
|
|
|
|||
Loading…
Reference in New Issue