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authorIngo Molnar <mingo@kernel.org>2012-12-08 09:25:06 -0500
committerIngo Molnar <mingo@kernel.org>2012-12-08 09:25:06 -0500
commitf0b9abfb044649bc452fb2fb975ff2fd599cc6a3 (patch)
tree7800081c5cb16a4dfee1e57a70f3be90f7b50d9a /net/ipv4/tcp_metrics.c
parentadc1ef1e37358d3c17d1a74a58b2e104fc0bda15 (diff)
parent1b3c393cd43f22ead8a6a2f839efc6df8ebd7465 (diff)
Merge branch 'linus' into perf/core
Conflicts: tools/perf/Makefile tools/perf/builtin-test.c tools/perf/perf.h tools/perf/tests/parse-events.c tools/perf/util/evsel.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/ipv4/tcp_metrics.c')
-rw-r--r--net/ipv4/tcp_metrics.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/net/ipv4/tcp_metrics.c b/net/ipv4/tcp_metrics.c
index 4c752a6e0bcd..f696d7c2e9fa 100644
--- a/net/ipv4/tcp_metrics.c
+++ b/net/ipv4/tcp_metrics.c
@@ -1,7 +1,6 @@
1#include <linux/rcupdate.h> 1#include <linux/rcupdate.h>
2#include <linux/spinlock.h> 2#include <linux/spinlock.h>
3#include <linux/jiffies.h> 3#include <linux/jiffies.h>
4#include <linux/bootmem.h>
5#include <linux/module.h> 4#include <linux/module.h>
6#include <linux/cache.h> 5#include <linux/cache.h>
7#include <linux/slab.h> 6#include <linux/slab.h>
@@ -9,6 +8,7 @@
9#include <linux/tcp.h> 8#include <linux/tcp.h>
10#include <linux/hash.h> 9#include <linux/hash.h>
11#include <linux/tcp_metrics.h> 10#include <linux/tcp_metrics.h>
11#include <linux/vmalloc.h>
12 12
13#include <net/inet_connection_sock.h> 13#include <net/inet_connection_sock.h>
14#include <net/net_namespace.h> 14#include <net/net_namespace.h>
@@ -864,7 +864,7 @@ static int parse_nl_addr(struct genl_info *info, struct inetpeer_addr *addr,
864 } 864 }
865 a = info->attrs[TCP_METRICS_ATTR_ADDR_IPV6]; 865 a = info->attrs[TCP_METRICS_ATTR_ADDR_IPV6];
866 if (a) { 866 if (a) {
867 if (nla_len(a) != sizeof(sizeof(struct in6_addr))) 867 if (nla_len(a) != sizeof(struct in6_addr))
868 return -EINVAL; 868 return -EINVAL;
869 addr->family = AF_INET6; 869 addr->family = AF_INET6;
870 memcpy(addr->addr.a6, nla_data(a), sizeof(addr->addr.a6)); 870 memcpy(addr->addr.a6, nla_data(a), sizeof(addr->addr.a6));
@@ -1034,7 +1034,10 @@ static int __net_init tcp_net_metrics_init(struct net *net)
1034 net->ipv4.tcp_metrics_hash_log = order_base_2(slots); 1034 net->ipv4.tcp_metrics_hash_log = order_base_2(slots);
1035 size = sizeof(struct tcpm_hash_bucket) << net->ipv4.tcp_metrics_hash_log; 1035 size = sizeof(struct tcpm_hash_bucket) << net->ipv4.tcp_metrics_hash_log;
1036 1036
1037 net->ipv4.tcp_metrics_hash = kzalloc(size, GFP_KERNEL); 1037 net->ipv4.tcp_metrics_hash = kzalloc(size, GFP_KERNEL | __GFP_NOWARN);
1038 if (!net->ipv4.tcp_metrics_hash)
1039 net->ipv4.tcp_metrics_hash = vzalloc(size);
1040
1038 if (!net->ipv4.tcp_metrics_hash) 1041 if (!net->ipv4.tcp_metrics_hash)
1039 return -ENOMEM; 1042 return -ENOMEM;
1040 1043
@@ -1055,7 +1058,10 @@ static void __net_exit tcp_net_metrics_exit(struct net *net)
1055 tm = next; 1058 tm = next;
1056 } 1059 }
1057 } 1060 }
1058 kfree(net->ipv4.tcp_metrics_hash); 1061 if (is_vmalloc_addr(net->ipv4.tcp_metrics_hash))
1062 vfree(net->ipv4.tcp_metrics_hash);
1063 else
1064 kfree(net->ipv4.tcp_metrics_hash);
1059} 1065}
1060 1066
1061static __net_initdata struct pernet_operations tcp_net_metrics_ops = { 1067static __net_initdata struct pernet_operations tcp_net_metrics_ops = {