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spa_activity_check: narrow scope of MMP vars

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They aren't used outside these very small blocks, and their initial
values are never used at all.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Signed-off-by: Rob Norris <robn@despairlabs.com>
Sponsored-by: https://despairlabs.com/sponsor/
Closes #17551
This commit is contained in:
Rob Norris 2025-06-27 12:54:47 +10:00 committed by Brian Behlendorf
parent 9292071565
commit 2755e2aa60
1 changed files with 4 additions and 7 deletions
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11
module/zfs/spa.c
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@ -3777,20 +3777,17 @@ out:
* ZPOOL_CONFIG_MMP_HOSTID - hostid from the active pool
*/
if (error == EREMOTEIO) {
const char *hostname = "<unknown>";
uint64_t hostid = 0;
if (mmp_label) {
if (nvlist_exists(mmp_label, ZPOOL_CONFIG_HOSTNAME)) {
hostname = fnvlist_lookup_string(mmp_label,
ZPOOL_CONFIG_HOSTNAME);
const char *hostname = fnvlist_lookup_string(
mmp_label, ZPOOL_CONFIG_HOSTNAME);
fnvlist_add_string(spa->spa_load_info,
ZPOOL_CONFIG_MMP_HOSTNAME, hostname);
}
if (nvlist_exists(mmp_label, ZPOOL_CONFIG_HOSTID)) {
hostid = fnvlist_lookup_uint64(mmp_label,
ZPOOL_CONFIG_HOSTID);
uint64_t hostid = fnvlist_lookup_uint64(
mmp_label, ZPOOL_CONFIG_HOSTID);
fnvlist_add_uint64(spa->spa_load_info,
ZPOOL_CONFIG_MMP_HOSTID, hostid);
}