diff options
| -rw-r--r-- | net/ipv4/tcp_metrics.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/net/ipv4/tcp_metrics.c b/net/ipv4/tcp_metrics.c index 53bc5847bfa8..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> |
| @@ -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 | ||
| 1061 | static __net_initdata struct pernet_operations tcp_net_metrics_ops = { | 1067 | static __net_initdata struct pernet_operations tcp_net_metrics_ops = { |
