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Diffstat (limited to 'lib/dns/adb.c')
-rw-r--r--lib/dns/adb.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/lib/dns/adb.c b/lib/dns/adb.c
index e021b8d9b93f..35b4caeb0be2 100644
--- a/lib/dns/adb.c
+++ b/lib/dns/adb.c
@@ -3430,8 +3430,10 @@ dns_adb_adjustsrtt(dns_adb_t *adb, dns_adbaddrinfo_t *addr,
addr->entry->srtt = new_srtt;
addr->srtt = new_srtt;
- isc_stdtime_get(&now);
- addr->entry->expires = now + ADB_ENTRY_WINDOW;
+ if (addr->entry->expires == 0) {
+ isc_stdtime_get(&now);
+ addr->entry->expires = now + ADB_ENTRY_WINDOW;
+ }
UNLOCK(&adb->entrylocks[bucket]);
}
@@ -3441,6 +3443,7 @@ dns_adb_changeflags(dns_adb_t *adb, dns_adbaddrinfo_t *addr,
unsigned int bits, unsigned int mask)
{
int bucket;
+ isc_stdtime_t now;
REQUIRE(DNS_ADB_VALID(adb));
REQUIRE(DNS_ADBADDRINFO_VALID(addr));
@@ -3449,6 +3452,11 @@ dns_adb_changeflags(dns_adb_t *adb, dns_adbaddrinfo_t *addr,
LOCK(&adb->entrylocks[bucket]);
addr->entry->flags = (addr->entry->flags & ~mask) | (bits & mask);
+ if (addr->entry->expires == 0) {
+ isc_stdtime_get(&now);
+ addr->entry->expires = now + ADB_ENTRY_WINDOW;
+ }
+
/*
* Note that we do not update the other bits in addr->flags with
* the most recent values from addr->entry->flags.
@@ -3527,15 +3535,16 @@ dns_adb_freeaddrinfo(dns_adb_t *adb, dns_adbaddrinfo_t **addrp) {
entry = addr->entry;
REQUIRE(DNS_ADBENTRY_VALID(entry));
- isc_stdtime_get(&now);
-
*addrp = NULL;
overmem = isc_mem_isovermem(adb->mctx);
bucket = addr->entry->lock_bucket;
LOCK(&adb->entrylocks[bucket]);
- entry->expires = now + ADB_ENTRY_WINDOW;
+ if (entry->expires == 0) {
+ isc_stdtime_get(&now);
+ entry->expires = now + ADB_ENTRY_WINDOW;
+ }
want_check_exit = dec_entry_refcnt(adb, overmem, entry, ISC_FALSE);