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dns_cache: some cpu usage optimize for inactive cache

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This commit is contained in:
Nick Peng
2023-08-24 23:42:39 +08:00
parent 9307855f7c
commit 887ef7b20e
1 changed files with 11 additions and 3 deletions
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14
src/dns_cache.c
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@@ -129,6 +129,7 @@ static void _dns_cache_move_inactive(struct dns_cache *dns_cache)
{ {
list_del_init(&dns_cache->list); list_del_init(&dns_cache->list);
list_add_tail(&dns_cache->list, &dns_cache_head.inactive_list); list_add_tail(&dns_cache->list, &dns_cache_head.inactive_list);
time(&dns_cache->info.replace_time);
} }
enum CACHE_TYPE dns_cache_data_type(struct dns_cache_data *cache_data) enum CACHE_TYPE dns_cache_data_type(struct dns_cache_data *cache_data)
@@ -621,13 +622,20 @@ static void _dns_cache_remove_expired_ttl(dns_cache_callback inactive_precallbac
continue; continue;
} }
ttl = *now - dns_cache->info.replace_time; if (inactive_precallback == NULL) {
if (ttl < ttl_inactive_pre || inactive_precallback == NULL) { if (dns_cache_head.inactive_list_expired + ttl > 0) {
break;
}
continue; continue;
} }
ttl = *now - dns_cache->info.replace_time;
if (ttl < ttl_inactive_pre) {
break;
}
if (callback_num >= max_callback_num) { if (callback_num >= max_callback_num) {
continue; break;
} }
if (dns_cache->del_pending == 1) { if (dns_cache->del_pending == 1) {