svn commit: r272514 - projects/ipfw/sys/netpfil/ipfw
Alexander V. Chernikov
melifaro at FreeBSD.org
Sat Oct 4 11:40:38 UTC 2014
Author: melifaro
Date: Sat Oct 4 11:40:35 2014
New Revision: 272514
URL: https://svnweb.freebsd.org/changeset/base/272514
Log:
Switch ipfw to use rmlock for runtime locking.
Modified:
projects/ipfw/sys/netpfil/ipfw/ip_fw2.c
projects/ipfw/sys/netpfil/ipfw/ip_fw_dynamic.c
projects/ipfw/sys/netpfil/ipfw/ip_fw_iface.c
projects/ipfw/sys/netpfil/ipfw/ip_fw_nat.c
projects/ipfw/sys/netpfil/ipfw/ip_fw_private.h
projects/ipfw/sys/netpfil/ipfw/ip_fw_sockopt.c
projects/ipfw/sys/netpfil/ipfw/ip_fw_table.c
projects/ipfw/sys/netpfil/ipfw/ip_fw_table_value.c
Modified: projects/ipfw/sys/netpfil/ipfw/ip_fw2.c
==============================================================================
--- projects/ipfw/sys/netpfil/ipfw/ip_fw2.c Sat Oct 4 10:15:49 2014 (r272513)
+++ projects/ipfw/sys/netpfil/ipfw/ip_fw2.c Sat Oct 4 11:40:35 2014 (r272514)
@@ -53,6 +53,7 @@ __FBSDID("$FreeBSD$");
#include <sys/priv.h>
#include <sys/proc.h>
#include <sys/rwlock.h>
+#include <sys/rmlock.h>
#include <sys/socket.h>
#include <sys/socketvar.h>
#include <sys/sysctl.h>
@@ -1019,6 +1020,7 @@ ipfw_chk(struct ip_fw_args *args)
int is_ipv4 = 0;
int done = 0; /* flag to exit the outer loop */
+ IPFW_RLOCK_TRACKER;
if (m->m_flags & M_SKIP_FIREWALL || (! V_ipfw_vnet_ready))
return (IP_FW_PASS); /* accept */
Modified: projects/ipfw/sys/netpfil/ipfw/ip_fw_dynamic.c
==============================================================================
--- projects/ipfw/sys/netpfil/ipfw/ip_fw_dynamic.c Sat Oct 4 10:15:49 2014 (r272513)
+++ projects/ipfw/sys/netpfil/ipfw/ip_fw_dynamic.c Sat Oct 4 11:40:35 2014 (r272514)
@@ -47,6 +47,7 @@ __FBSDID("$FreeBSD$");
#include <sys/kernel.h>
#include <sys/ktr.h>
#include <sys/lock.h>
+#include <sys/rmlock.h>
#include <sys/socket.h>
#include <sys/sysctl.h>
#include <sys/syslog.h>
Modified: projects/ipfw/sys/netpfil/ipfw/ip_fw_iface.c
==============================================================================
--- projects/ipfw/sys/netpfil/ipfw/ip_fw_iface.c Sat Oct 4 10:15:49 2014 (r272513)
+++ projects/ipfw/sys/netpfil/ipfw/ip_fw_iface.c Sat Oct 4 11:40:35 2014 (r272514)
@@ -44,6 +44,7 @@ __FBSDID("$FreeBSD: projects/ipfw/sys/ne
#include <sys/kernel.h>
#include <sys/lock.h>
#include <sys/rwlock.h>
+#include <sys/rmlock.h>
#include <sys/socket.h>
#include <sys/queue.h>
#include <sys/eventhandler.h>
Modified: projects/ipfw/sys/netpfil/ipfw/ip_fw_nat.c
==============================================================================
--- projects/ipfw/sys/netpfil/ipfw/ip_fw_nat.c Sat Oct 4 10:15:49 2014 (r272513)
+++ projects/ipfw/sys/netpfil/ipfw/ip_fw_nat.c Sat Oct 4 11:40:35 2014 (r272514)
@@ -36,6 +36,7 @@ __FBSDID("$FreeBSD$");
#include <sys/lock.h>
#include <sys/module.h>
#include <sys/rwlock.h>
+#include <sys/rmlock.h>
#include <netinet/libalias/alias.h>
#include <netinet/libalias/alias_local.h>
@@ -1085,6 +1086,7 @@ ipfw_nat_get_log(struct sockopt *sopt)
struct cfg_nat *ptr;
int i, size;
struct ip_fw_chain *chain;
+ IPFW_RLOCK_TRACKER;
chain = &V_layer3_chain;
Modified: projects/ipfw/sys/netpfil/ipfw/ip_fw_private.h
==============================================================================
--- projects/ipfw/sys/netpfil/ipfw/ip_fw_private.h Sat Oct 4 10:15:49 2014 (r272513)
+++ projects/ipfw/sys/netpfil/ipfw/ip_fw_private.h Sat Oct 4 11:40:35 2014 (r272514)
@@ -274,7 +274,7 @@ struct ip_fw_chain {
#if defined( __linux__ ) || defined( _WIN32 )
spinlock_t rwmtx;
#else
- struct rwlock rwmtx;
+ struct rmlock rwmtx;
#endif
int static_len; /* total len of static rules (v0) */
uint32_t gencnt; /* NAT generation count */
@@ -415,6 +415,7 @@ struct ipfw_ifc {
* so the variable and the macros must be here.
*/
+#if defined( __linux__ ) || defined( _WIN32 )
#define IPFW_LOCK_INIT(_chain) do { \
rw_init(&(_chain)->rwmtx, "IPFW static rules"); \
rw_init(&(_chain)->uh_lock, "IPFW UH lock"); \
@@ -428,12 +429,35 @@ struct ipfw_ifc {
#define IPFW_RLOCK_ASSERT(_chain) rw_assert(&(_chain)->rwmtx, RA_RLOCKED)
#define IPFW_WLOCK_ASSERT(_chain) rw_assert(&(_chain)->rwmtx, RA_WLOCKED)
+#define IPFW_RLOCK_TRACKER
#define IPFW_RLOCK(p) rw_rlock(&(p)->rwmtx)
#define IPFW_RUNLOCK(p) rw_runlock(&(p)->rwmtx)
#define IPFW_WLOCK(p) rw_wlock(&(p)->rwmtx)
#define IPFW_WUNLOCK(p) rw_wunlock(&(p)->rwmtx)
#define IPFW_PF_RLOCK(p) IPFW_RLOCK(p)
#define IPFW_PF_RUNLOCK(p) IPFW_RUNLOCK(p)
+#else /* FreeBSD */
+#define IPFW_LOCK_INIT(_chain) do { \
+ rm_init(&(_chain)->rwmtx, "IPFW static rules"); \
+ rw_init(&(_chain)->uh_lock, "IPFW UH lock"); \
+ } while (0)
+
+#define IPFW_LOCK_DESTROY(_chain) do { \
+ rm_destroy(&(_chain)->rwmtx); \
+ rw_destroy(&(_chain)->uh_lock); \
+ } while (0)
+
+#define IPFW_RLOCK_ASSERT(_chain) rm_assert(&(_chain)->rwmtx, RA_RLOCKED)
+#define IPFW_WLOCK_ASSERT(_chain) rm_assert(&(_chain)->rwmtx, RA_WLOCKED)
+
+#define IPFW_RLOCK_TRACKER struct rm_priotracker _tracker
+#define IPFW_RLOCK(p) rm_rlock(&(p)->rwmtx, &_tracker)
+#define IPFW_RUNLOCK(p) rm_runlock(&(p)->rwmtx, &_tracker)
+#define IPFW_WLOCK(p) rm_wlock(&(p)->rwmtx)
+#define IPFW_WUNLOCK(p) rm_wunlock(&(p)->rwmtx)
+#define IPFW_PF_RLOCK(p) IPFW_RLOCK(p)
+#define IPFW_PF_RUNLOCK(p) IPFW_RUNLOCK(p)
+#endif
#define IPFW_UH_RLOCK_ASSERT(_chain) rw_assert(&(_chain)->uh_lock, RA_RLOCKED)
#define IPFW_UH_WLOCK_ASSERT(_chain) rw_assert(&(_chain)->uh_lock, RA_WLOCKED)
Modified: projects/ipfw/sys/netpfil/ipfw/ip_fw_sockopt.c
==============================================================================
--- projects/ipfw/sys/netpfil/ipfw/ip_fw_sockopt.c Sat Oct 4 10:15:49 2014 (r272513)
+++ projects/ipfw/sys/netpfil/ipfw/ip_fw_sockopt.c Sat Oct 4 11:40:35 2014 (r272514)
@@ -51,6 +51,7 @@ __FBSDID("$FreeBSD$");
#include <sys/priv.h>
#include <sys/proc.h>
#include <sys/rwlock.h>
+#include <sys/rmlock.h>
#include <sys/socket.h>
#include <sys/socketvar.h>
#include <sys/sysctl.h>
@@ -2686,6 +2687,7 @@ ipfw_ctl(struct sockopt *sopt)
u_int32_t rulenum[2];
uint32_t opt;
struct rule_check_info ci;
+ IPFW_RLOCK_TRACKER;
chain = &V_layer3_chain;
error = 0;
Modified: projects/ipfw/sys/netpfil/ipfw/ip_fw_table.c
==============================================================================
--- projects/ipfw/sys/netpfil/ipfw/ip_fw_table.c Sat Oct 4 10:15:49 2014 (r272513)
+++ projects/ipfw/sys/netpfil/ipfw/ip_fw_table.c Sat Oct 4 11:40:35 2014 (r272514)
@@ -48,6 +48,7 @@ __FBSDID("$FreeBSD$");
#include <sys/kernel.h>
#include <sys/lock.h>
#include <sys/rwlock.h>
+#include <sys/rmlock.h>
#include <sys/socket.h>
#include <sys/socketvar.h>
#include <sys/queue.h>
Modified: projects/ipfw/sys/netpfil/ipfw/ip_fw_table_value.c
==============================================================================
--- projects/ipfw/sys/netpfil/ipfw/ip_fw_table_value.c Sat Oct 4 10:15:49 2014 (r272513)
+++ projects/ipfw/sys/netpfil/ipfw/ip_fw_table_value.c Sat Oct 4 11:40:35 2014 (r272514)
@@ -45,6 +45,7 @@ __FBSDID("$FreeBSD: projects/ipfw/sys/ne
#include <sys/hash.h>
#include <sys/lock.h>
#include <sys/rwlock.h>
+#include <sys/rmlock.h>
#include <sys/socket.h>
#include <sys/socketvar.h>
#include <sys/queue.h>
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