Author: ae
Date: Tue Dec 4 09:16:20 2018
New Revision: 341461
URL: https://svnweb.freebsd.org/changeset/base/341461
Log:
MFC r341073:
Do not limit the mbuf queue length for keepalive packets.
It was unlimited before overhaul, and one user reported that this limit
can be reached easily.
PR: 233562
Modified:
stable/12/sys/netpfil/ipfw/ip_fw_dynamic.c
Directory Properties:
stable/12/ (props changed)
Modified: stable/12/sys/netpfil/ipfw/ip_fw_dynamic.c
==============================================================================
--- stable/12/sys/netpfil/ipfw/ip_fw_dynamic.c Tue Dec 4 07:48:43 2018
(r341460)
+++ stable/12/sys/netpfil/ipfw/ip_fw_dynamic.c Tue Dec 4 09:16:20 2018
(r341461)
@@ -349,7 +349,6 @@ VNET_DEFINE_STATIC(uint32_t, dyn_short_lifetime);
* dyn_rst_lifetime and dyn_fin_lifetime should be strictly lower
* than dyn_keepalive_period.
*/
-#define DYN_KEEPALIVE_MAXQ 512
VNET_DEFINE_STATIC(uint32_t, dyn_keepalive_interval);
VNET_DEFINE_STATIC(uint32_t, dyn_keepalive_period);
VNET_DEFINE_STATIC(uint32_t, dyn_keepalive);
@@ -2351,7 +2350,7 @@ dyn_send_keepalive_ipv4(struct ip_fw_chain *chain)
struct dyn_ipv4_state *s;
uint32_t bucket;
- mbufq_init(&q, DYN_KEEPALIVE_MAXQ);
+ mbufq_init(&q, INT_MAX);
IPFW_UH_RLOCK(chain);
/*
* It is safe to not use hazard pointer and just do lockless
@@ -2458,7 +2457,7 @@ dyn_send_keepalive_ipv6(struct ip_fw_chain *chain)
struct dyn_ipv6_state *s;
uint32_t bucket;
- mbufq_init(&q, DYN_KEEPALIVE_MAXQ);
+ mbufq_init(&q, INT_MAX);
IPFW_UH_RLOCK(chain);
/*
* It is safe to not use hazard pointer and just do lockless
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