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authorPatrick McHardy <kaber@trash.net>2007-04-20 14:14:21 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:29:03 -0700
commitaf65bdfce98d7965fbe93a48b8128444a2eea024 (patch)
treee6ac5ff82a0d5067213135cdf049b912b02e824d /net/ipv4
parent[NETFILTER]: ipt_ULOG: add compat conversion functions (diff)
downloadlinux-dev-af65bdfce98d7965fbe93a48b8128444a2eea024.tar.xz
linux-dev-af65bdfce98d7965fbe93a48b8128444a2eea024.zip
[NETLINK]: Switch cb_lock spinlock to mutex and allow to override it
Switch cb_lock to mutex and allow netlink kernel users to override it with a subsystem specific mutex for consistent locking in dump callbacks. All netlink_dump_start users have been audited not to rely on any side-effects of the previously used spinlock. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/fib_frontend.c3
-rw-r--r--net/ipv4/inet_diag.c2
-rw-r--r--net/ipv4/netfilter/ip_queue.c2
-rw-r--r--net/ipv4/netfilter/ipt_ULOG.c2
4 files changed, 5 insertions, 4 deletions
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 5bf718a3e49b..953dd458c239 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -827,7 +827,8 @@ static void nl_fib_input(struct sock *sk, int len)
static void nl_fib_lookup_init(void)
{
- netlink_kernel_create(NETLINK_FIB_LOOKUP, 0, nl_fib_input, THIS_MODULE);
+ netlink_kernel_create(NETLINK_FIB_LOOKUP, 0, nl_fib_input, NULL,
+ THIS_MODULE);
}
static void fib_disable_ip(struct net_device *dev, int force)
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index 0148f0e34ceb..dbeacd8b0f90 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -893,7 +893,7 @@ static int __init inet_diag_init(void)
goto out;
idiagnl = netlink_kernel_create(NETLINK_INET_DIAG, 0, inet_diag_rcv,
- THIS_MODULE);
+ NULL, THIS_MODULE);
if (idiagnl == NULL)
goto out_free_table;
err = 0;
diff --git a/net/ipv4/netfilter/ip_queue.c b/net/ipv4/netfilter/ip_queue.c
index 0d72693869e6..702d94db19b9 100644
--- a/net/ipv4/netfilter/ip_queue.c
+++ b/net/ipv4/netfilter/ip_queue.c
@@ -668,7 +668,7 @@ static int __init ip_queue_init(void)
netlink_register_notifier(&ipq_nl_notifier);
ipqnl = netlink_kernel_create(NETLINK_FIREWALL, 0, ipq_rcv_sk,
- THIS_MODULE);
+ NULL, THIS_MODULE);
if (ipqnl == NULL) {
printk(KERN_ERR "ip_queue: failed to create netlink socket\n");
goto cleanup_netlink_notifier;
diff --git a/net/ipv4/netfilter/ipt_ULOG.c b/net/ipv4/netfilter/ipt_ULOG.c
index a2bcba70af50..23b607b33b32 100644
--- a/net/ipv4/netfilter/ipt_ULOG.c
+++ b/net/ipv4/netfilter/ipt_ULOG.c
@@ -420,7 +420,7 @@ static int __init ipt_ulog_init(void)
setup_timer(&ulog_buffers[i].timer, ulog_timer, i);
nflognl = netlink_kernel_create(NETLINK_NFLOG, ULOG_MAXNLGROUPS, NULL,
- THIS_MODULE);
+ NULL, THIS_MODULE);
if (!nflognl)
return -ENOMEM;