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zdb: show bp in uberblock dump

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Just another useful nugget of info in times of strife.

Sponsored-by: https://despairlabs.com/sponsor/
Reviewed-by: George Melikov <[email protected]>
Reviewed-by: Brian Behlendorf <[email protected]>
Reviewed-by: Tino Reichardt <[email protected]>
Signed-off-by: Rob Norris <[email protected]>
Closes #16667
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Rob Norris authored and GitHub committed 2024-10-20 10:01:49 -07:00
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commit b2f6de7b58
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cmd/zdb/zdb.c
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@@ -4266,6 +4266,10 @@ dump_uberblock(uberblock_t *ub, const char *header, const char *footer)
(void) printf("\ttimestamp = %llu UTC = %s",
(u_longlong_t)ub->ub_timestamp, ctime(&timestamp));
char blkbuf[BP_SPRINTF_LEN];
snprintf_blkptr(blkbuf, sizeof (blkbuf), &ub->ub_rootbp);
(void) printf("\tbp = %s\n", blkbuf);
(void) printf("\tmmp_magic = %016llx\n",
(u_longlong_t)ub->ub_mmp_magic);
if (MMP_VALID(ub)) {