net: remove INIT_RCU_HEAD() usage
Alexey Dobriyan [Fri, 12 Feb 2010 11:41:39 +0000 (11:41 +0000)]
call_rcu() will unconditionally reinitialize RCU head anyway.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/core/drop_monitor.c
net/ipv6/sit.c
net/ipv6/xfrm6_tunnel.c
net/netlabel/netlabel_domainhash.c
net/netlabel/netlabel_unlabeled.c
net/sctp/bind_addr.c
net/sctp/ipv6.c
net/sctp/protocol.c

index b8e9d3a..f8c8749 100644 (file)
@@ -296,7 +296,6 @@ static int dropmon_net_event(struct notifier_block *ev_block,
 
                new_stat->dev = dev;
                new_stat->last_rx = jiffies;
-               INIT_RCU_HEAD(&new_stat->rcu);
                spin_lock(&trace_state_lock);
                list_add_rcu(&new_stat->list, &hw_stats_list);
                spin_unlock(&trace_state_lock);
index 52ffd29..96eb2d4 100644 (file)
@@ -363,7 +363,6 @@ ipip6_tunnel_add_prl(struct ip_tunnel *t, struct ip_tunnel_prl *a, int chg)
                goto out;
        }
 
-       INIT_RCU_HEAD(&p->rcu_head);
        p->next = t->prl;
        p->addr = a->addr;
        p->flags = a->flags;
index ddce21e..fa85a7d 100644 (file)
@@ -161,7 +161,6 @@ alloc_spi:
        if (!x6spi)
                goto out;
 
-       INIT_RCU_HEAD(&x6spi->rcu_head);
        memcpy(&x6spi->addr, saddr, sizeof(x6spi->addr));
        x6spi->spi = spi;
        atomic_set(&x6spi->refcnt, 1);
index c5d9f97..0bfeaab 100644 (file)
@@ -315,7 +315,6 @@ int netlbl_domhsh_add(struct netlbl_dom_map *entry,
                entry_old = netlbl_domhsh_search_def(entry->domain);
        if (entry_old == NULL) {
                entry->valid = 1;
-               INIT_RCU_HEAD(&entry->rcu);
 
                if (entry->domain != NULL) {
                        u32 bkt = netlbl_domhsh_hash(entry->domain);
index 98ed22e..852d9d7 100644 (file)
@@ -327,7 +327,6 @@ static int netlbl_unlhsh_add_addr4(struct netlbl_unlhsh_iface *iface,
        entry->list.addr = addr->s_addr & mask->s_addr;
        entry->list.mask = mask->s_addr;
        entry->list.valid = 1;
-       INIT_RCU_HEAD(&entry->rcu);
        entry->secid = secid;
 
        spin_lock(&netlbl_unlhsh_lock);
@@ -373,7 +372,6 @@ static int netlbl_unlhsh_add_addr6(struct netlbl_unlhsh_iface *iface,
        entry->list.addr.s6_addr32[3] &= mask->s6_addr32[3];
        ipv6_addr_copy(&entry->list.mask, mask);
        entry->list.valid = 1;
-       INIT_RCU_HEAD(&entry->rcu);
        entry->secid = secid;
 
        spin_lock(&netlbl_unlhsh_lock);
@@ -410,7 +408,6 @@ static struct netlbl_unlhsh_iface *netlbl_unlhsh_add_iface(int ifindex)
        INIT_LIST_HEAD(&iface->addr4_list);
        INIT_LIST_HEAD(&iface->addr6_list);
        iface->valid = 1;
-       INIT_RCU_HEAD(&iface->rcu);
 
        spin_lock(&netlbl_unlhsh_lock);
        if (ifindex > 0) {
index 13a6fba..bef1337 100644 (file)
@@ -186,7 +186,6 @@ int sctp_add_bind_addr(struct sctp_bind_addr *bp, union sctp_addr *new,
        addr->valid = 1;
 
        INIT_LIST_HEAD(&addr->list);
-       INIT_RCU_HEAD(&addr->rcu);
 
        /* We always hold a socket lock when calling this function,
         * and that acts as a writer synchronizing lock.
index cc50fbe..1d7ac70 100644 (file)
@@ -381,7 +381,6 @@ static void sctp_v6_copy_addrlist(struct list_head *addrlist,
                        addr->a.v6.sin6_scope_id = dev->ifindex;
                        addr->valid = 1;
                        INIT_LIST_HEAD(&addr->list);
-                       INIT_RCU_HEAD(&addr->rcu);
                        list_add_tail(&addr->list, addrlist);
                }
        }
index 9687177..e771690 100644 (file)
@@ -188,7 +188,6 @@ static void sctp_v4_copy_addrlist(struct list_head *addrlist,
                        addr->a.v4.sin_addr.s_addr = ifa->ifa_local;
                        addr->valid = 1;
                        INIT_LIST_HEAD(&addr->list);
-                       INIT_RCU_HEAD(&addr->rcu);
                        list_add_tail(&addr->list, addrlist);
                }
        }