tree cbf97e7138610c1f1f0ad4528d59b4bbd14039c7
parent 3b4bc4a2bfe80d01ebd4f2b6dcc58986c970ed16
author Pavel Emelyanov <xemul@openvz.org> 1201011108 -0800
committer David S. Miller <davem@davemloft.net> 1201561839 -0800

[NETNS][FRAGS]: Make the LRU list per namespace.

The inet_frags.lru_list is used for evicting only, so we have
to make it per-namespace, to evict only those fragments, who's
namespace exceeded its high threshold, but not the whole hash.
Besides, this helps to avoid long loops  in evictor.

The spinlock is not per-namespace because it protects the
hash table as well, which is global.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>