]> pilppa.com Git - linux-2.6-omap-h63xx.git/commit
netfilter: netns nf_conntrack: add ->ct_net -- pointer from conntrack to netns
authorAlexey Dobriyan <adobriyan@gmail.com>
Wed, 8 Oct 2008 09:35:02 +0000 (11:35 +0200)
committerPatrick McHardy <kaber@trash.net>
Wed, 8 Oct 2008 09:35:02 +0000 (11:35 +0200)
commit5a1fb391d881905e89623d78858d05b248cbc86a
tree5a373417064f8792f413b22be37302fe0668966e
parentdfdb8d791877052bbb527d9688d94a064721d8f7
netfilter: netns nf_conntrack: add ->ct_net -- pointer from conntrack to netns

Conntrack (struct nf_conn) gets pointer to netns: ->ct_net -- netns in which
it was created. It comes from netdevice.

->ct_net is write-once field.

Every conntrack in system has ->ct_net initialized, no exceptions.

->ct_net doesn't pin netns: conntracks are recycled after timeouts and
pinning background traffic will prevent netns from even starting shutdown
sequence.

Right now every conntrack is created in init_net.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
include/net/netfilter/nf_conntrack.h
net/netfilter/nf_conntrack_core.c
net/netfilter/nf_conntrack_netlink.c