diff options
Diffstat (limited to 'lib/dns/adb.c')
| -rw-r--r-- | lib/dns/adb.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/lib/dns/adb.c b/lib/dns/adb.c index e021b8d9b93f6..35b4caeb0be21 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); |