Assorted cleanups to DDF
This commit is contained in:
parent
a0c8a17f66
commit
59e3626815
289
super-ddf.c
289
super-ddf.c
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@ -71,7 +71,7 @@ unsigned long crc32(
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#define DDF_CONCAT 0x1f
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#define DDF_RAID5E 0x15
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#define DDF_RAID5EE 0x25
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#define DDF_RAID6 0x16 /* Vendor unique layout */
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#define DDF_RAID6 0x06
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/* Raid Level Qualifier (RLQ) */
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#define DDF_RAID0_SIMPLE 0x00
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@ -83,6 +83,7 @@ unsigned long crc32(
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#define DDF_RAID4_N 0x01 /* parity in last extent */
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/* these apply to raid5e and raid5ee as well */
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#define DDF_RAID5_0_RESTART 0x00 /* same as 'right asymmetric' - layout 1 */
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#define DDF_RAID6_0_RESTART 0x01 /* raid6 different from raid5 here!!! */
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#define DDF_RAID5_N_RESTART 0x02 /* same as 'left asymmetric' - layout 0 */
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#define DDF_RAID5_N_CONTINUE 0x03 /* same as 'left symmetric' - layout 2 */
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@ -108,13 +109,14 @@ unsigned long crc32(
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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 "01.00.00"
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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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char guid[DDF_GUID_LEN];
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char revision[8]; /* 01.00.00 */
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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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__u8 openflag;
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@ -403,9 +405,10 @@ struct ddf_super {
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struct vcl *next;
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__u64 *lba_offset; /* location in 'conf' of
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* the lba table */
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int vcnum; /* index into ->virt */
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__u64 *block_sizes; /* NULL if all the same */
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struct vd_config conf;
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} *conflist, *newconf;
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int conf_num; /* Index into 'virt' of entry matching 'newconf' */
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struct dl {
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struct dl *next;
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struct disk_data disk;
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@ -547,11 +550,12 @@ static int load_ddf_headers(int fd, struct ddf_super *super, char *devname)
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devname);
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return 2;
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}
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if (memcmp(super->anchor.revision, DDF_REVISION, 8) != 0) {
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if (memcmp(super->anchor.revision, DDF_REVISION_0, 8) != 0 &&
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memcmp(super->anchor.revision, DDF_REVISION_2, 8) != 0) {
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if (devname)
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fprintf(stderr, Name ": can only support super revision"
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" %.8s, not %.8s on %s\n",
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DDF_REVISION, super->anchor.revision, devname);
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" %.8s and earlier, not %.8s on %s\n",
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DDF_REVISION_2, super->anchor.revision,devname);
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return 2;
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}
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if (load_ddf_header(fd, __be64_to_cpu(super->anchor.primary_lba),
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@ -623,6 +627,7 @@ static int load_ddf_local(int fd, struct ddf_super *super,
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char *conf;
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int i;
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int vnum;
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int max_virt_disks = __be16_to_cpu(super->active->max_vd_entries);
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/* First the local disk info */
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dl = malloc(sizeof(*dl) +
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@ -643,13 +648,12 @@ static int load_ddf_local(int fd, struct ddf_super *super,
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for (i=0 ; i < super->max_part ; i++)
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dl->vlist[i] = NULL;
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super->dlist = dl;
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dl->pdnum = 0;
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dl->pdnum = -1;
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for (i=0; i < __be16_to_cpu(super->active->max_pd_entries); i++)
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if (memcmp(super->phys->entries[i].guid,
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dl->disk.guid, DDF_GUID_LEN) == 0)
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dl->pdnum = i;
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/* Now the config list. */
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/* 'conf' is an array of config entries, some of which are
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* probably invalid. Those which are good need to be copied into
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@ -689,16 +693,24 @@ static int load_ddf_local(int fd, struct ddf_super *super,
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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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} else {
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vcl = malloc(super->conf_rec_len*512 +
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offsetof(struct vcl, conf));
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vcl->next = super->conflist;
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vcl->block_sizes = NULL; /* FIXME not for CONCAT */
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super->conflist = vcl;
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dl->vlist[vnum++] = vcl;
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}
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memcpy(&vcl->conf, vd, super->conf_rec_len*512);
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vcl->lba_offset = (__u64*)
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&vcl->conf.phys_refnum[super->mppe];
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for (i=0; i < max_virt_disks ; i++)
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if (memcmp(super->virt->entries[i].guid,
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vcl->conf.guid, DDF_GUID_LEN)==0)
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break;
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if (i < max_virt_disks)
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vcl->vcnum = i;
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}
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free(conf);
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@ -717,6 +729,7 @@ static int load_super_ddf(struct supertype *st, int fd,
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int rv;
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#ifndef MDASSEMBLE
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/* if 'fd' is a container, load metadata from all the devices */
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if (load_super_ddf_all(st, fd, &st->sb, devname, 1) == 0)
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return 0;
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#endif
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@ -795,6 +808,8 @@ static void free_super_ddf(struct supertype *st)
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while (ddf->conflist) {
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struct vcl *v = ddf->conflist;
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ddf->conflist = v->next;
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if (v->block_sizes)
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free(v->block_sizes);
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free(v);
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}
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while (ddf->dlist) {
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@ -947,29 +962,36 @@ static void print_guid(char *guid, int tstamp)
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{
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/* A GUIDs are part (or all) ASCII and part binary.
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* They tend to be space padded.
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* We ignore trailing spaces and print numbers
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* <0x20 and >=0x7f as \xXX
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* Some GUIDs have a time stamp in bytes 16-19.
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* We print that if appropriate
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* We print the GUID in HEX, then in parentheses add
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* any initial ASCII sequence, and a possible
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* time stamp from bytes 16-19
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*/
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int l = DDF_GUID_LEN;
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int i;
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for (i=0 ; i<DDF_GUID_LEN ; i++) {
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if ((i&3)==0 && i != 0) printf(":");
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printf("%02X", guid[i]&255);
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}
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printf(" (");
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while (l && guid[l-1] == ' ')
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l--;
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for (i=0 ; i<l ; i++) {
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if (guid[i] >= 0x20 && guid[i] < 0x7f)
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fputc(guid[i], stdout);
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else
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fprintf(stdout, "\\x%02x", guid[i]&255);
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break;
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}
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if (tstamp) {
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time_t then = __be32_to_cpu(*(__u32*)(guid+16)) + DECADE;
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char tbuf[100];
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struct tm *tm;
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tm = localtime(&then);
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strftime(tbuf, 100, " (%D %T)",tm);
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strftime(tbuf, 100, " %D %T",tm);
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fputs(tbuf, stdout);
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}
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printf(")");
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}
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static void examine_vd(int n, struct ddf_super *sb, char *guid)
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@ -1098,11 +1120,11 @@ static void brief_examine_super_ddf(struct supertype *st)
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*/
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struct ddf_super *ddf = st->sb;
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int i;
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printf("ARRAY /dev/ddf UUID=");
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printf("ARRAY /dev/ddf metadata=ddf UUID=");
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for (i = 0; i < DDF_GUID_LEN; i++) {
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printf("%02x", ddf->anchor.guid[i]);
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if ((i&3) == 0 && i != 0)
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printf(":");
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printf("%02X", 255&ddf->anchor.guid[i]);
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}
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printf("\n");
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}
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@ -1124,8 +1146,6 @@ static void brief_detail_super_ddf(struct supertype *st)
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*/
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// struct ddf_super *ddf = st->sb;
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}
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#endif
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static int match_home_ddf(struct supertype *st, char *homehost)
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@ -1146,12 +1166,9 @@ static int match_home_ddf(struct supertype *st, char *homehost)
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static struct vd_config *find_vdcr(struct ddf_super *ddf, int inst)
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{
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struct vcl *v;
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if (inst < 0 || inst > __be16_to_cpu(ddf->virt->populated_vdes))
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return NULL;
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for (v = ddf->conflist; v; v = v->next)
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if (memcmp(v->conf.guid,
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ddf->virt->entries[inst].guid,
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DDF_GUID_LEN) == 0)
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if (inst == v->vcnum)
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return &v->conf;
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return NULL;
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}
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@ -1187,7 +1204,7 @@ static void uuid_from_super_ddf(struct supertype *st, int uuid[4])
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* The first 16 bytes of the sha1 of these is used.
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*/
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struct ddf_super *ddf = st->sb;
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struct vd_config *vd = find_vdcr(ddf, ddf->conf_num);
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struct vd_config *vd = &ddf->newconf->conf;
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if (!vd)
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memset(uuid, 0, sizeof (uuid));
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@ -1206,7 +1223,6 @@ static void uuid_from_super_ddf(struct supertype *st, int uuid[4])
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static void getinfo_super_ddf(struct supertype *st, struct mdinfo *info)
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{
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struct ddf_super *ddf = st->sb;
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int i;
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info->array.major_version = 1000;
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info->array.minor_version = 0; /* FIXME use ddf->revision somehow */
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@ -1227,13 +1243,7 @@ static void getinfo_super_ddf(struct supertype *st, struct mdinfo *info)
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info->disk.minor = 0;
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if (ddf->dlist) {
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info->disk.number = __be32_to_cpu(ddf->dlist->disk.refnum);
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info->disk.raid_disk = -1;
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for (i = 0; i < __be16_to_cpu(ddf->phys->max_pdes) ; i++)
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if (ddf->phys->entries[i].refnum ==
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ddf->dlist->disk.refnum) {
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info->disk.raid_disk = i;
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break;
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}
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info->disk.raid_disk = find_phys(ddf, ddf->dlist->disk.refnum);
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} else {
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info->disk.number = -1;
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// info->disk.raid_disk = find refnum in the table and use index;
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@ -1337,7 +1347,7 @@ static int update_super_ddf(struct supertype *st, struct mdinfo *info,
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* grow: Array has gained a new device - this is currently for
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* linear only
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* resync: mark as dirty so a resync will happen.
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* uuid: Change the uuid of the array to match watch is given
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* uuid: Change the uuid of the array to match what is given
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* homehost: update the recorded homehost
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* name: update the name - preserving the homehost
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* _reshape_progress: record new reshape_progress position.
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@ -1352,7 +1362,6 @@ static int update_super_ddf(struct supertype *st, struct mdinfo *info,
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// struct vd_config *vd = find_vdcr(ddf, info->container_member);
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// struct virtual_entry *ve = find_ve(ddf);
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/* we don't need to handle "force-*" or "assemble" as
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* there is no need to 'trick' the kernel. We the metadata is
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* first updated to activate the array, all the implied modifications
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@ -1413,6 +1422,7 @@ static void make_header_guid(char *guid)
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memcpy(guid+20, &stamp, 4);
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if (rfd >= 0) close(rfd);
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}
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static int init_super_ddf(struct supertype *st,
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mdu_array_info_t *info,
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unsigned long long size, char *name, char *homehost,
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@ -1468,7 +1478,7 @@ static int init_super_ddf(struct supertype *st,
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ddf->anchor.magic = DDF_HEADER_MAGIC;
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make_header_guid(ddf->anchor.guid);
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memcpy(ddf->anchor.revision, DDF_REVISION, 8);
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memcpy(ddf->anchor.revision, DDF_REVISION_2, 8);
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ddf->anchor.seq = __cpu_to_be32(1);
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ddf->anchor.timestamp = __cpu_to_be32(time(0) - DECADE);
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ddf->anchor.openflag = 0xFF;
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@ -1490,12 +1500,11 @@ static int init_super_ddf(struct supertype *st,
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ddf->anchor.max_vd_entries = __cpu_to_be16(max_virt_disks); /* ?? */
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ddf->anchor.max_partitions = __cpu_to_be16(64); /* ?? */
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ddf->max_part = 64;
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ddf->conf_rec_len = 1 + 256 * 12 / 512;
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ddf->anchor.config_record_len = __cpu_to_be16(ddf->conf_rec_len);
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ddf->anchor.max_primary_element_entries = __cpu_to_be16(256);
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ddf->mppe = 256;
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ddf->conf_rec_len = 1 + ROUND_UP(ddf->mppe * (4+8), 512)/512;
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ddf->anchor.config_record_len = __cpu_to_be16(ddf->conf_rec_len);
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ddf->anchor.max_primary_element_entries = __cpu_to_be16(ddf->mppe);
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memset(ddf->anchor.pad3, 0xff, 54);
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/* controller sections is one sector long immediately
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* after the ddf header */
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sector = 1;
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@ -1529,7 +1538,7 @@ static int init_super_ddf(struct supertype *st,
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__cpu_to_be32(vdsize/512); /* max_vd_entries/8 */
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sector += vdsize/512;
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clen = (1 + 256*12/512) * (64+1);
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clen = ddf->conf_rec_len * (ddf->max_part+1);
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ddf->anchor.config_section_offset = __cpu_to_be32(sector);
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ddf->anchor.config_section_length = __cpu_to_be32(clen);
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sector += clen;
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@ -1652,7 +1661,10 @@ static int layout_to_rlq(int level, int layout, int raiddisks)
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case ALGORITHM_LEFT_ASYMMETRIC:
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return DDF_RAID5_N_RESTART;
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case ALGORITHM_RIGHT_ASYMMETRIC:
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return DDF_RAID5_0_RESTART;
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if (level == 5)
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return DDF_RAID5_0_RESTART;
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else
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return DDF_RAID6_0_RESTART;
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case ALGORITHM_LEFT_SYMMETRIC:
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return DDF_RAID5_N_CONTINUE;
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case ALGORITHM_RIGHT_SYMMETRIC:
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@ -1679,7 +1691,6 @@ static int rlq_to_layout(int rlq, int prl, int raiddisks)
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return -1; /* FIXME this isn't checked */
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}
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case DDF_RAID5:
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case DDF_RAID6:
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switch(rlq) {
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case DDF_RAID5_N_RESTART:
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return ALGORITHM_LEFT_ASYMMETRIC;
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@ -1690,10 +1701,72 @@ static int rlq_to_layout(int rlq, int prl, int raiddisks)
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default:
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return -1;
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}
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case DDF_RAID6:
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switch(rlq) {
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case DDF_RAID5_N_RESTART:
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return ALGORITHM_LEFT_ASYMMETRIC;
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case DDF_RAID6_0_RESTART:
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return ALGORITHM_RIGHT_ASYMMETRIC;
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case DDF_RAID5_N_CONTINUE:
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return ALGORITHM_LEFT_SYMMETRIC;
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default:
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return -1;
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}
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}
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return -1;
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}
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struct extent {
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unsigned long long start, size;
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};
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int cmp_extent(const void *av, const void *bv)
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{
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const struct extent *a = av;
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const struct extent *b = bv;
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if (a->start < b->start)
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return -1;
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if (a->start > b->start)
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return 1;
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return 0;
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}
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struct extent *get_extents(struct ddf_super *ddf, struct dl *dl)
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{
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/* find a list of used extents on the give physical device
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* (dnum) of the given ddf.
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* Return a malloced array of 'struct extent'
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FIXME ignore DDF_Legacy devices?
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*/
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struct extent *rv;
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int n = 0;
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int i, j;
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rv = malloc(sizeof(struct extent) * (ddf->max_part + 2));
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if (!rv)
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return NULL;
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for (i = 0; i < ddf->max_part; i++) {
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struct vcl *v = dl->vlist[i];
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if (v == NULL)
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continue;
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for (j=0; j < v->conf.prim_elmnt_count; j++)
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if (v->conf.phys_refnum[j] == dl->disk.refnum) {
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/* This device plays role 'j' in 'v'. */
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rv[n].start = __be64_to_cpu(v->lba_offset[j]);
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rv[n].size = __be64_to_cpu(v->conf.blocks);
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n++;
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break;
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}
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}
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qsort(rv, n, sizeof(*rv), cmp_extent);
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rv[n].start = __be64_to_cpu(ddf->phys->entries[dl->pdnum].config_size);
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rv[n].size = 0;
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return rv;
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}
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static int init_super_ddf_bvd(struct supertype *st,
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mdu_array_info_t *info,
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unsigned long long size,
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@ -1727,7 +1800,6 @@ static int init_super_ddf_bvd(struct supertype *st,
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return 0;
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}
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ve = &ddf->virt->entries[venum];
|
||||
ddf->conf_num = venum;
|
||||
|
||||
/* A Virtual Disk GUID contains the T10 Vendor ID, controller type,
|
||||
* timestamp, random number
|
||||
|
@ -1753,6 +1825,8 @@ static int init_super_ddf_bvd(struct supertype *st,
|
|||
/* Now create a new vd_config */
|
||||
vcl = malloc(offsetof(struct vcl, conf) + ddf->conf_rec_len * 512);
|
||||
vcl->lba_offset = (__u64*) &vcl->conf.phys_refnum[ddf->mppe];
|
||||
vcl->vcnum = venum;
|
||||
vcl->block_sizes = NULL; /* FIXME not for CONCAT */
|
||||
|
||||
vc = &vcl->conf;
|
||||
|
||||
|
@ -1817,7 +1891,8 @@ static void add_to_super_ddf_bvd(struct supertype *st,
|
|||
__u64 *lba_offset;
|
||||
int working;
|
||||
int i;
|
||||
int max_virt_disks;
|
||||
unsigned long long blocks, pos, esize;
|
||||
struct extent *ex;
|
||||
|
||||
for (dl = ddf->dlist; dl ; dl = dl->next)
|
||||
if (dl->major == dk->major &&
|
||||
|
@ -1828,8 +1903,30 @@ static void add_to_super_ddf_bvd(struct supertype *st,
|
|||
|
||||
vc = &ddf->newconf->conf;
|
||||
lba_offset = ddf->newconf->lba_offset;
|
||||
|
||||
ex = get_extents(ddf, dl);
|
||||
if (!ex)
|
||||
return;
|
||||
|
||||
i = 0; pos = 0;
|
||||
blocks = __be64_to_cpu(vc->blocks);
|
||||
if (ddf->newconf->block_sizes)
|
||||
blocks = ddf->newconf->block_sizes[dk->raid_disk];
|
||||
|
||||
do {
|
||||
esize = ex[i].start - pos;
|
||||
if (esize >= blocks)
|
||||
break;
|
||||
pos = ex[i].start + ex[i].size;
|
||||
i++;
|
||||
} while (ex[i-1].size);
|
||||
|
||||
free(ex);
|
||||
if (esize < blocks)
|
||||
return;
|
||||
|
||||
vc->phys_refnum[dk->raid_disk] = dl->disk.refnum;
|
||||
lba_offset[dk->raid_disk] = 0; /* FIXME */
|
||||
lba_offset[dk->raid_disk] = __cpu_to_be64(pos);
|
||||
|
||||
for (i=0; i < ddf->max_part ; i++)
|
||||
if (dl->vlist[i] == NULL)
|
||||
|
@ -1849,14 +1946,9 @@ static void add_to_super_ddf_bvd(struct supertype *st,
|
|||
for (i=0; i < __be16_to_cpu(vc->prim_elmnt_count); i++)
|
||||
if (vc->phys_refnum[i] != 0xffffffff)
|
||||
working++;
|
||||
|
||||
/* Find which virtual_entry */
|
||||
max_virt_disks = __be16_to_cpu(ddf->active->max_vd_entries);
|
||||
for (i=0; i < max_virt_disks ; i++)
|
||||
if (memcmp(ddf->virt->entries[i].guid,
|
||||
vc->guid, DDF_GUID_LEN)==0)
|
||||
break;
|
||||
if (i == max_virt_disks)
|
||||
return;
|
||||
i = ddf->newconf->vcnum;
|
||||
if (working == __be16_to_cpu(vc->prim_elmnt_count))
|
||||
ddf->virt->entries[i].state =
|
||||
(ddf->virt->entries[i].state & ~DDF_state_mask)
|
||||
|
@ -1907,7 +1999,15 @@ static void add_to_super_ddf(struct supertype *st,
|
|||
*(__u32*)(dd->disk.guid + 16) = random();
|
||||
*(__u32*)(dd->disk.guid + 20) = random();
|
||||
|
||||
dd->disk.refnum = random(); /* and hope for the best FIXME check this is unique!!*/
|
||||
do {
|
||||
/* Cannot be bothered finding a CRC of some irrelevant details*/
|
||||
dd->disk.refnum = random();
|
||||
for (i = __be16_to_cpu(ddf->active->max_pd_entries) - 1;
|
||||
i >= 0; i--)
|
||||
if (ddf->phys->entries[i].refnum == dd->disk.refnum)
|
||||
break;
|
||||
} while (i >= 0);
|
||||
|
||||
dd->disk.forced_ref = 1;
|
||||
dd->disk.forced_guid = 1;
|
||||
memset(dd->disk.vendor, ' ', 32);
|
||||
|
@ -2187,68 +2287,6 @@ int validate_geometry_ddf_container(struct supertype *st,
|
|||
return 1;
|
||||
}
|
||||
|
||||
struct extent {
|
||||
unsigned long long start, size;
|
||||
};
|
||||
int cmp_extent(const void *av, const void *bv)
|
||||
{
|
||||
const struct extent *a = av;
|
||||
const struct extent *b = bv;
|
||||
if (a->start < b->start)
|
||||
return -1;
|
||||
if (a->start > b->start)
|
||||
return 1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
struct extent *get_extents(struct ddf_super *ddf, struct dl *dl)
|
||||
{
|
||||
/* find a list of used extents on the give physical device
|
||||
* (dnum) of the given ddf.
|
||||
* Return a malloced array of 'struct extent'
|
||||
|
||||
FIXME ignore DDF_Legacy devices?
|
||||
|
||||
*/
|
||||
struct extent *rv;
|
||||
int n = 0;
|
||||
int dnum;
|
||||
int i, j;
|
||||
|
||||
/* FIXME this is dl->pdnum */
|
||||
for (dnum = 0; dnum < ddf->phys->used_pdes; dnum++)
|
||||
if (memcmp(dl->disk.guid,
|
||||
ddf->phys->entries[dnum].guid,
|
||||
DDF_GUID_LEN) == 0)
|
||||
break;
|
||||
|
||||
if (dnum == ddf->phys->used_pdes)
|
||||
return NULL;
|
||||
|
||||
rv = malloc(sizeof(struct extent) * (ddf->max_part + 2));
|
||||
if (!rv)
|
||||
return NULL;
|
||||
|
||||
for (i = 0; i < ddf->max_part; i++) {
|
||||
struct vcl *v = dl->vlist[i];
|
||||
if (v == NULL)
|
||||
continue;
|
||||
for (j=0; j < v->conf.prim_elmnt_count; j++)
|
||||
if (v->conf.phys_refnum[j] == dl->disk.refnum) {
|
||||
/* This device plays role 'j' in 'v'. */
|
||||
rv[n].start = __be64_to_cpu(v->lba_offset[j]);
|
||||
rv[n].size = __be64_to_cpu(v->conf.blocks);
|
||||
n++;
|
||||
break;
|
||||
}
|
||||
}
|
||||
qsort(rv, n, sizeof(*rv), cmp_extent);
|
||||
|
||||
rv[n].start = __be64_to_cpu(ddf->phys->entries[dnum].config_size);
|
||||
rv[n].size = 0;
|
||||
return rv;
|
||||
}
|
||||
|
||||
int validate_geometry_ddf_bvd(struct supertype *st,
|
||||
int level, int layout, int raiddisks,
|
||||
int chunk, unsigned long long size,
|
||||
|
@ -2335,6 +2373,7 @@ int validate_geometry_ddf_bvd(struct supertype *st,
|
|||
|
||||
return 1;
|
||||
}
|
||||
|
||||
int validate_geometry_ddf_svd(struct supertype *st,
|
||||
int level, int layout, int raiddisks,
|
||||
int chunk, unsigned long long size,
|
||||
|
@ -2348,7 +2387,6 @@ int validate_geometry_ddf_svd(struct supertype *st,
|
|||
return 1;
|
||||
}
|
||||
|
||||
|
||||
static int load_super_ddf_all(struct supertype *st, int fd,
|
||||
void **sbp, char *devname, int keep_fd)
|
||||
{
|
||||
|
@ -2422,8 +2460,6 @@ static int load_super_ddf_all(struct supertype *st, int fd,
|
|||
}
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
static struct mdinfo *container_content_ddf(struct supertype *st)
|
||||
{
|
||||
/* Given a container loaded by load_super_ddf_all,
|
||||
|
@ -2462,10 +2498,7 @@ static struct mdinfo *container_content_ddf(struct supertype *st)
|
|||
__be32_to_cpu(vc->conf.timestamp);
|
||||
this->array.chunk_size = 512 << vc->conf.chunk_shift;
|
||||
|
||||
for (i=0; i < __be16_to_cpu(ddf->virt->populated_vdes); i++)
|
||||
if (memcmp(ddf->virt->entries[i].guid,
|
||||
vc->conf.guid, DDF_GUID_LEN) == 0)
|
||||
break;
|
||||
i = vc->vcnum;
|
||||
if ((ddf->virt->entries[i].state & DDF_state_inconsistent) ||
|
||||
(ddf->virt->entries[i].init_state & DDF_initstate_mask) !=
|
||||
DDF_init_full) {
|
||||
|
@ -2487,7 +2520,6 @@ static struct mdinfo *container_content_ddf(struct supertype *st)
|
|||
devnum2devname(st->container_dev),
|
||||
this->container_member);
|
||||
|
||||
|
||||
for (i=0 ; i < ddf->mppe ; i++) {
|
||||
struct mdinfo *dev;
|
||||
struct dl *d;
|
||||
|
@ -2539,7 +2571,6 @@ static int store_zero_ddf(struct supertype *st, int fd)
|
|||
char buf[512];
|
||||
memset(buf, 0, 512);
|
||||
|
||||
|
||||
if (!get_dev_size(fd, NULL, &dsize))
|
||||
return 1;
|
||||
|
||||
|
@ -2898,10 +2929,6 @@ static struct mdinfo *ddf_activate_spare(struct active_array *a,
|
|||
struct vd_config *vc;
|
||||
__u64 *lba;
|
||||
|
||||
/* FIXME, If there is a DS_FAULTY, we want to wait for it to be
|
||||
* removed. Then only look at DS_REMOVE devices.
|
||||
* What about !DS_INSYNC - how can that happen?
|
||||
*/
|
||||
for (d = a->info.devs ; d ; d = d->next) {
|
||||
if ((d->curr_state & DS_FAULTY) &&
|
||||
d->state_fd >= 0)
|
||||
|
@ -3092,7 +3119,6 @@ struct superswitch super_ddf = {
|
|||
.match_metadata_desc = match_metadata_desc_ddf,
|
||||
.getinfo_super_n = getinfo_super_n_container,
|
||||
|
||||
|
||||
.major = 1000,
|
||||
.swapuuid = 0,
|
||||
.external = 1,
|
||||
|
@ -3148,7 +3174,6 @@ struct superswitch super_ddf_bvd = {
|
|||
.free_super = free_super_ddf,
|
||||
.match_metadata_desc = match_metadata_desc_ddf_bvd,
|
||||
|
||||
|
||||
.major = 1001,
|
||||
.swapuuid = 0,
|
||||
.external = 2,
|
||||
|
|
Loading…
Reference in New Issue