Author: mm
Date: Wed Feb 19 17:06:04 2014
New Revision: 262222
URL: http://svnweb.freebsd.org/changeset/base/262222
Log:
Revert r262196
I am going to split this into two individual patches and test it with
the projects/pf branch that may get merged later.
Modified:
head/sys/netpfil/pf/pf.c
Modified: head/sys/netpfil/pf/pf.c
==============================================================================
--- head/sys/netpfil/pf/pf.c Wed Feb 19 15:00:55 2014 (r262221)
+++ head/sys/netpfil/pf/pf.c Wed Feb 19 17:06:04 2014 (r262222)
@@ -172,10 +172,7 @@ struct pf_overload_entry {
struct pf_rule *rule;
};
-struct pf_overload_head {
- SLIST_HEAD(, pf_overload_entry) head;
- struct vnet *vnet;
-};
+SLIST_HEAD(pf_overload_head, pf_overload_entry);
static VNET_DEFINE(struct pf_overload_head, pf_overloadqueue);
#define V_pf_overloadqueue VNET(pf_overloadqueue)
static VNET_DEFINE(struct task, pf_overloadtask);
@@ -190,7 +187,8 @@ struct mtx pf_unlnkdrules_mtx;
static VNET_DEFINE(uma_zone_t, pf_sources_z);
#define V_pf_sources_z VNET(pf_sources_z)
-uma_zone_t pf_mtag_z;
+static VNET_DEFINE(uma_zone_t, pf_mtag_z);
+#define V_pf_mtag_z VNET(pf_mtag_z)
VNET_DEFINE(uma_zone_t, pf_state_z);
VNET_DEFINE(uma_zone_t, pf_state_key_z);
@@ -512,7 +510,7 @@ pf_src_connlimit(struct pf_state **state
pfoe->rule = (*state)->rule.ptr;
pfoe->dir = (*state)->direction;
PF_OVERLOADQ_LOCK();
- SLIST_INSERT_HEAD(&V_pf_overloadqueue.head, pfoe, next);
+ SLIST_INSERT_HEAD(&V_pf_overloadqueue, pfoe, next);
PF_OVERLOADQ_UNLOCK();
taskqueue_enqueue(taskqueue_swi, &V_pf_overloadtask);
@@ -529,13 +527,11 @@ pf_overload_task(void *c, int pending)
PF_OVERLOADQ_LOCK();
queue = *(struct pf_overload_head *)c;
- SLIST_INIT(&((struct pf_overload_head *)c)->head);
+ SLIST_INIT((struct pf_overload_head *)c);
PF_OVERLOADQ_UNLOCK();
- CURVNET_SET(queue.vnet);
-
bzero(&p, sizeof(p));
- SLIST_FOREACH(pfoe, &queue.head, next) {
+ SLIST_FOREACH(pfoe, &queue, next) {
V_pf_status.lcounters[LCNT_OVERLOAD_TABLE]++;
if (V_pf_status.debug >= PF_DEBUG_MISC) {
printf("%s: blocking address ", __func__);
@@ -567,18 +563,16 @@ pf_overload_task(void *c, int pending)
/*
* Remove those entries, that don't need flushing.
*/
- SLIST_FOREACH_SAFE(pfoe, &queue.head, next, pfoe1)
+ SLIST_FOREACH_SAFE(pfoe, &queue, next, pfoe1)
if (pfoe->rule->flush == 0) {
- SLIST_REMOVE(&queue.head, pfoe, pf_overload_entry,
next);
+ SLIST_REMOVE(&queue, pfoe, pf_overload_entry, next);
free(pfoe, M_PFTEMP);
} else
V_pf_status.lcounters[LCNT_OVERLOAD_FLUSH]++;
/* If nothing to flush, return. */
- if (SLIST_EMPTY(&queue.head)) {
- CURVNET_RESTORE();
+ if (SLIST_EMPTY(&queue))
return;
- }
for (int i = 0; i <= V_pf_hashmask; i++) {
struct pf_idhash *ih = &V_pf_idhash[i];
@@ -588,7 +582,7 @@ pf_overload_task(void *c, int pending)
PF_HASHROW_LOCK(ih);
LIST_FOREACH(s, &ih->states, entry) {
sk = s->key[PF_SK_WIRE];
- SLIST_FOREACH(pfoe, &queue.head, next)
+ SLIST_FOREACH(pfoe, &queue, next)
if (sk->af == pfoe->af &&
((pfoe->rule->flush & PF_FLUSH_GLOBAL) ||
pfoe->rule == s->rule.ptr) &&
@@ -603,12 +597,10 @@ pf_overload_task(void *c, int pending)
}
PF_HASHROW_UNLOCK(ih);
}
- SLIST_FOREACH_SAFE(pfoe, &queue.head, next, pfoe1)
+ SLIST_FOREACH_SAFE(pfoe, &queue, next, pfoe1)
free(pfoe, M_PFTEMP);
if (V_pf_status.debug >= PF_DEBUG_MISC)
printf("%s: %u states killed", __func__, killed);
-
- CURVNET_RESTORE();
}
/*
@@ -798,16 +790,14 @@ pf_initialize()
V_pf_altqs_inactive = &V_pf_altqs[1];
/* Mbuf tags */
- if (IS_DEFAULT_VNET(curvnet))
- pf_mtag_z = uma_zcreate("pf mtags", sizeof(struct m_tag) +
- sizeof(struct pf_mtag), NULL, NULL, pf_mtag_init, NULL,
- UMA_ALIGN_PTR, 0);
+ V_pf_mtag_z = uma_zcreate("pf mtags", sizeof(struct m_tag) +
+ sizeof(struct pf_mtag), NULL, NULL, pf_mtag_init, NULL,
+ UMA_ALIGN_PTR, 0);
/* Send & overload+flush queues. */
STAILQ_INIT(&V_pf_sendqueue);
- SLIST_INIT(&V_pf_overloadqueue.head);
+ SLIST_INIT(&V_pf_overloadqueue);
TASK_INIT(&V_pf_overloadtask, 0, pf_overload_task, &V_pf_overloadqueue);
- V_pf_overloadqueue.vnet = curvnet;
mtx_init(&pf_sendqueue_mtx, "pf send queue", NULL, MTX_DEF);
mtx_init(&pf_overloadqueue_mtx, "pf overload/flush queue", NULL,
MTX_DEF);
@@ -854,8 +844,7 @@ pf_cleanup()
mtx_destroy(&pf_overloadqueue_mtx);
mtx_destroy(&pf_unlnkdrules_mtx);
- if (IS_DEFAULT_VNET(curvnet))
- uma_zdestroy(pf_mtag_z);
+ uma_zdestroy(V_pf_mtag_z);
uma_zdestroy(V_pf_sources_z);
uma_zdestroy(V_pf_state_z);
uma_zdestroy(V_pf_state_key_z);
@@ -879,7 +868,7 @@ static void
pf_mtag_free(struct m_tag *t)
{
- uma_zfree(pf_mtag_z, t);
+ uma_zfree(V_pf_mtag_z, t);
}
struct pf_mtag *
@@ -890,7 +879,7 @@ pf_get_mtag(struct mbuf *m)
if ((mtag = m_tag_find(m, PACKET_TAG_PF, NULL)) != NULL)
return ((struct pf_mtag *)(mtag + 1));
- mtag = uma_zalloc(pf_mtag_z, M_NOWAIT);
+ mtag = uma_zalloc(V_pf_mtag_z, M_NOWAIT);
if (mtag == NULL)
return (NULL);
bzero(mtag + 1, sizeof(struct pf_mtag));
@@ -1686,7 +1675,7 @@ pf_purge_unlinked_rules()
* an already unlinked rule.
*/
PF_OVERLOADQ_LOCK();
- if (!SLIST_EMPTY(&V_pf_overloadqueue.head)) {
+ if (!SLIST_EMPTY(&V_pf_overloadqueue)) {
PF_OVERLOADQ_UNLOCK();
return;
}
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