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authorEric Dumazet <eric.dumazet@gmail.com>2010-11-24 11:41:56 -0800
committerDavid S. Miller <davem@davemloft.net>2010-11-24 11:41:56 -0800
commit22f4fbd9bd283ef85126e511171932a4af703776 (patch)
treefe0387429b1dceed477a05e9ecc4b27885bad929 /drivers/infiniband/core
parentscm: lower SCM_MAX_FD (diff)
downloadlinux-dev-22f4fbd9bd283ef85126e511171932a4af703776.tar.xz
linux-dev-22f4fbd9bd283ef85126e511171932a4af703776.zip
infiniband: remove dev_base_lock use
dev_base_lock is the legacy way to lock the device list, and is planned to disappear. (writers hold RTNL, readers hold RCU lock) Convert rdma_translate_ip() and update_ipv6_gids() to RCU locking. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Acked-by: Roland Dreier <rolandd@cisco.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/infiniband/core')
-rw-r--r--drivers/infiniband/core/addr.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
index c15fd2ea56c1..8aba0ba57de5 100644
--- a/drivers/infiniband/core/addr.c
+++ b/drivers/infiniband/core/addr.c
@@ -130,8 +130,8 @@ int rdma_translate_ip(struct sockaddr *addr, struct rdma_dev_addr *dev_addr)
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
case AF_INET6:
- read_lock(&dev_base_lock);
- for_each_netdev(&init_net, dev) {
+ rcu_read_lock();
+ for_each_netdev_rcu(&init_net, dev) {
if (ipv6_chk_addr(&init_net,
&((struct sockaddr_in6 *) addr)->sin6_addr,
dev, 1)) {
@@ -139,7 +139,7 @@ int rdma_translate_ip(struct sockaddr *addr, struct rdma_dev_addr *dev_addr)
break;
}
}
- read_unlock(&dev_base_lock);
+ rcu_read_unlock();
break;
#endif
}