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authorAlexey Dobriyan <adobriyan@gmail.com>2008-11-25 17:20:36 -0800
committerDavid S. Miller <davem@davemloft.net>2008-11-25 17:20:36 -0800
commitc78371441c0d957f54c9f8a35b3ee5a378d14808 (patch)
tree660b55bc3d85aa04a72bbff6c7d357f82dc5494d
parentb8a0ae20b0eecd4b86a113d2abe2fa5a582b30a6 (diff)
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netns xfrm: per-netns state GC work
State GC is per-netns, and this is part of it. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/net/netns/xfrm.h1
-rw-r--r--net/xfrm/xfrm_state.c10
2 files changed, 6 insertions, 5 deletions
diff --git a/include/net/netns/xfrm.h b/include/net/netns/xfrm.h
index 8ceb765..8055535 100644
--- a/include/net/netns/xfrm.h
+++ b/include/net/netns/xfrm.h
@@ -21,6 +21,7 @@ struct netns_xfrm {
unsigned int state_num;
struct work_struct state_hash_work;
struct hlist_head state_gc_list;
+ struct work_struct state_gc_work;
};
#endif
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 864a974..69c0b06 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -176,7 +176,6 @@ EXPORT_SYMBOL(km_waitq);
static DEFINE_RWLOCK(xfrm_state_afinfo_lock);
static struct xfrm_state_afinfo *xfrm_state_afinfo[NPROTO];
-static struct work_struct xfrm_state_gc_work;
static DEFINE_SPINLOCK(xfrm_state_gc_lock);
int __xfrm_state_delete(struct xfrm_state *x);
@@ -386,14 +385,15 @@ static void xfrm_state_gc_destroy(struct xfrm_state *x)
kfree(x);
}
-static void xfrm_state_gc_task(struct work_struct *data)
+static void xfrm_state_gc_task(struct work_struct *work)
{
+ struct net *net = container_of(work, struct net, xfrm.state_gc_work);
struct xfrm_state *x;
struct hlist_node *entry, *tmp;
struct hlist_head gc_list;
spin_lock_bh(&xfrm_state_gc_lock);
- hlist_move_list(&init_net.xfrm.state_gc_list, &gc_list);
+ hlist_move_list(&net->xfrm.state_gc_list, &gc_list);
spin_unlock_bh(&xfrm_state_gc_lock);
hlist_for_each_entry_safe(x, entry, tmp, &gc_list, gclist)
@@ -528,7 +528,7 @@ void __xfrm_state_destroy(struct xfrm_state *x)
spin_lock_bh(&xfrm_state_gc_lock);
hlist_add_head(&x->gclist, &init_net.xfrm.state_gc_list);
spin_unlock_bh(&xfrm_state_gc_lock);
- schedule_work(&xfrm_state_gc_work);
+ schedule_work(&init_net.xfrm.state_gc_work);
}
EXPORT_SYMBOL(__xfrm_state_destroy);
@@ -2088,7 +2088,7 @@ int __net_init xfrm_state_init(struct net *net)
net->xfrm.state_num = 0;
INIT_WORK(&net->xfrm.state_hash_work, xfrm_hash_resize);
INIT_HLIST_HEAD(&net->xfrm.state_gc_list);
- INIT_WORK(&xfrm_state_gc_work, xfrm_state_gc_task);
+ INIT_WORK(&net->xfrm.state_gc_work, xfrm_state_gc_task);
return 0;
out_byspi: