diff options
| author | Pavel Emelyanov <xemul@openvz.org> | 2007-11-01 00:46:50 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2007-11-01 00:46:50 -0700 |
| commit | d57a9212e00779181d8d820887dcab3e9d529194 (patch) | |
| tree | 7d32b51c2656301578e14caf94a03f675bd8d783 /net | |
| parent | 1a2ee93d281d00cc6e2db1c306032a105d2c9474 (diff) | |
[NET]: Hide the net_ns kmem cache
This cache is only required to create new namespaces,
but we won't have them in CONFIG_NET_NS=n case.
Hide it under the appropriate ifdef.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/net_namespace.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index a044e2d9a8f..e9f0964ce70 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -17,8 +17,6 @@ static DEFINE_MUTEX(net_mutex); LIST_HEAD(net_namespace_list); -static struct kmem_cache *net_cachep; - struct net init_net; EXPORT_SYMBOL_GPL(init_net); @@ -59,6 +57,8 @@ out_undo: } #ifdef CONFIG_NET_NS +static struct kmem_cache *net_cachep; + static struct net *net_alloc(void) { return kmem_cache_zalloc(net_cachep, GFP_KERNEL); @@ -167,9 +167,11 @@ static int __init net_ns_init(void) int err; printk(KERN_INFO "net_namespace: %zd bytes\n", sizeof(struct net)); +#ifdef CONFIG_NET_NS net_cachep = kmem_cache_create("net_namespace", sizeof(struct net), SMP_CACHE_BYTES, SLAB_PANIC, NULL); +#endif mutex_lock(&net_mutex); err = setup_net(&init_net); |