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imsm: support the Array Creation Time field in metadata 

Also present its value in --examine and --examine --export.

Signed-off-by: Artur Paszkiewicz <artur.paszkiewicz@intel.com>
Signed-off-by: Jes Sorensen <jsorensen@fb.com>
This commit is contained in:
Artur Paszkiewicz 2020-03-17 10:20:12 +01:00 committed by Jes Sorensen
parent 9e4494051d
commit e48aed3c81
1 changed files with 9 additions and 2 deletions
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11
super-intel.c
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@ -260,8 +260,9 @@ struct imsm_super {
* (starts at 1)
*/
__u16 filler1; /* 0x4E - 0x4F */
#define IMSM_FILLERS 34
__u32 filler[IMSM_FILLERS]; /* 0x50 - 0xD7 RAID_MPB_FILLERS */
__u64 creation_time; /* 0x50 - 0x57 Array creation time */
#define IMSM_FILLERS 32
__u32 filler[IMSM_FILLERS]; /* 0x58 - 0xD7 RAID_MPB_FILLERS */
struct imsm_disk disk[1]; /* 0xD8 diskTbl[numDisks] */
/* here comes imsm_dev[num_raid_devs] */
/* here comes BBM logs */
@ -2014,6 +2015,7 @@ static void examine_super_imsm(struct supertype *st, char *homehost)
__u32 sum;
__u32 reserved = imsm_reserved_sectors(super, super->disks);
struct dl *dl;
time_t creation_time;
strncpy(str, (char *)mpb->sig, MPB_SIG_LEN);
str[MPB_SIG_LEN-1] = '\0';
@ -2022,6 +2024,9 @@ static void examine_super_imsm(struct supertype *st, char *homehost)
printf(" Orig Family : %08x\n", __le32_to_cpu(mpb->orig_family_num));
printf(" Family : %08x\n", __le32_to_cpu(mpb->family_num));
printf(" Generation : %08x\n", __le32_to_cpu(mpb->generation_num));
creation_time = __le64_to_cpu(mpb->creation_time);
printf(" Creation Time : %.24s\n",
creation_time ? ctime(&creation_time) : "Unknown");
printf(" Attributes : ");
if (imsm_check_attributes(mpb->attributes))
printf("All supported\n");
@ -2126,6 +2131,7 @@ static void export_examine_super_imsm(struct supertype *st)
printf("MD_LEVEL=container\n");
printf("MD_UUID=%s\n", nbuf+5);
printf("MD_DEVICES=%u\n", mpb->num_disks);
printf("MD_CREATION_TIME=%llu\n", __le64_to_cpu(mpb->creation_time));
}
static void detail_super_imsm(struct supertype *st, char *homehost,
@ -5762,6 +5768,7 @@ static int add_to_super_imsm_volume(struct supertype *st, mdu_disk_info_t *dk,
sum += __gen_imsm_checksum(mpb);
mpb->family_num = __cpu_to_le32(sum);
mpb->orig_family_num = mpb->family_num;
mpb->creation_time = __cpu_to_le64((__u64)time(NULL));
}
super->current_disk = dl;
return 0;