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authorTom Gundersen <teg@jklm.no>2016-01-01 11:19:19 +0100
committerTom Gundersen <teg@jklm.no>2016-01-01 11:19:19 +0100
commit5809f340fd7e5e6c76e229059c50d92e1f57e8d8 (patch)
tree067a8be93fd921d0e3d6ef9138569f267b787204 /src/resolve/resolved-dns-cache.c
parentb485d2003efe10e88dc806527954154de636ccb2 (diff)
parente9bb4ec69dafb2f39551265e6b900bb18a3169bd (diff)
Merge pull request #2241 from poettering/dnssec9
Ninth DNSSEC patch set
Diffstat (limited to 'src/resolve/resolved-dns-cache.c')
-rw-r--r--src/resolve/resolved-dns-cache.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/resolve/resolved-dns-cache.c b/src/resolve/resolved-dns-cache.c
index 3193985542..1c7dd56b3b 100644
--- a/src/resolve/resolved-dns-cache.c
+++ b/src/resolve/resolved-dns-cache.c
@@ -26,7 +26,8 @@
#include "resolved-dns-packet.h"
#include "string-util.h"
-/* Never cache more than 4K entries */
+/* Never cache more than 4K entries. RFC 1536, Section 5 suggests to
+ * leave DNS caches unbounded, but that's crazy. */
#define CACHE_MAX 4096
/* We never keep any item longer than 2h in our cache */