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authorEric Dumazet <edumazet@google.com>2021-12-10 10:44:24 +0300
committerJakub Kicinski <kuba@kernel.org>2021-12-10 17:38:26 +0300
commitdbdcda634ce384938805549bd1b3f3eaed50af5e (patch)
treeb71c6acd7f03f641a790638e26c0f1f32a765d6c /include/net/pkt_cls.h
parent04a931e58d1944ab3d1e11fdfde1947fbe5b6a37 (diff)
downloadlinux-dbdcda634ce384938805549bd1b3f3eaed50af5e.tar.xz
net: sched: add netns refcount tracker to struct tcf_exts
Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/net/pkt_cls.h')
-rw-r--r--include/net/pkt_cls.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index 193f88ebf629..cebc1bd713b6 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -202,7 +202,8 @@ struct tcf_exts {
__u32 type; /* for backward compat(TCA_OLD_COMPAT) */
int nr_actions;
struct tc_action **actions;
- struct net *net;
+ struct net *net;
+ netns_tracker ns_tracker;
#endif
/* Map to export classifier specific extension TLV types to the
* generic extensions API. Unsupported extensions must be set to 0.
@@ -218,6 +219,7 @@ static inline int tcf_exts_init(struct tcf_exts *exts, struct net *net,
exts->type = 0;
exts->nr_actions = 0;
exts->net = net;
+ netns_tracker_alloc(net, &exts->ns_tracker, GFP_KERNEL);
exts->actions = kcalloc(TCA_ACT_MAX_PRIO, sizeof(struct tc_action *),
GFP_KERNEL);
if (!exts->actions)
@@ -236,6 +238,8 @@ static inline bool tcf_exts_get_net(struct tcf_exts *exts)
{
#ifdef CONFIG_NET_CLS_ACT
exts->net = maybe_get_net(exts->net);
+ if (exts->net)
+ netns_tracker_alloc(exts->net, &exts->ns_tracker, GFP_KERNEL);
return exts->net != NULL;
#else
return true;
@@ -246,7 +250,7 @@ static inline void tcf_exts_put_net(struct tcf_exts *exts)
{
#ifdef CONFIG_NET_CLS_ACT
if (exts->net)
- put_net(exts->net);
+ put_net_track(exts->net, &exts->ns_tracker);
#endif
}