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-rw-r--r--include/linux/skbuff.h7
-rw-r--r--include/linux/sysctl.h5
-rw-r--r--include/net/act_api.h4
-rw-r--r--include/net/pkt_cls.h24
-rw-r--r--include/sound/seq_kernel.h3
-rw-r--r--include/sound/timer.h2
6 files changed, 41 insertions, 4 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 72299ef00061..d448a4804aea 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -3770,6 +3770,13 @@ static inline void nf_reset_trace(struct sk_buff *skb)
#endif
}
+static inline void ipvs_reset(struct sk_buff *skb)
+{
+#if IS_ENABLED(CONFIG_IP_VS)
+ skb->ipvs_property = 0;
+#endif
+}
+
/* Note: This doesn't put any conntrack and bridge info in dst. */
static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src,
bool copy)
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 74f91eefeccf..b769ecfcc3bd 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -213,6 +213,11 @@ static inline struct ctl_table_header *register_sysctl_paths(
return NULL;
}
+static inline struct ctl_table_header *register_sysctl(const char *path, struct ctl_table *table)
+{
+ return NULL;
+}
+
static inline void unregister_sysctl_table(struct ctl_table_header * table)
{
}
diff --git a/include/net/act_api.h b/include/net/act_api.h
index 1e6df0eb058f..a10a3b1813f3 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -14,7 +14,6 @@
struct tcf_idrinfo {
spinlock_t lock;
struct idr action_idr;
- struct net *net;
};
struct tc_action_ops;
@@ -106,7 +105,7 @@ struct tc_action_net {
static inline
int tc_action_net_init(struct tc_action_net *tn,
- const struct tc_action_ops *ops, struct net *net)
+ const struct tc_action_ops *ops)
{
int err = 0;
@@ -114,7 +113,6 @@ int tc_action_net_init(struct tc_action_net *tn,
if (!tn->idrinfo)
return -ENOMEM;
tn->ops = ops;
- tn->idrinfo->net = net;
spin_lock_init(&tn->idrinfo->lock);
idr_init(&tn->idrinfo->action_idr);
return err;
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index 70ca2437740e..8826747ef83e 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -94,6 +94,7 @@ struct tcf_exts {
__u32 type; /* for backward compat(TCA_OLD_COMPAT) */
int nr_actions;
struct tc_action **actions;
+ struct net *net;
#endif
/* Map to export classifier specific extension TLV types to the
* generic extensions API. Unsupported extensions must be set to 0.
@@ -107,6 +108,7 @@ static inline int tcf_exts_init(struct tcf_exts *exts, int action, int police)
#ifdef CONFIG_NET_CLS_ACT
exts->type = 0;
exts->nr_actions = 0;
+ exts->net = NULL;
exts->actions = kcalloc(TCA_ACT_MAX_PRIO, sizeof(struct tc_action *),
GFP_KERNEL);
if (!exts->actions)
@@ -117,6 +119,28 @@ static inline int tcf_exts_init(struct tcf_exts *exts, int action, int police)
return 0;
}
+/* Return false if the netns is being destroyed in cleanup_net(). Callers
+ * need to do cleanup synchronously in this case, otherwise may race with
+ * tc_action_net_exit(). Return true for other cases.
+ */
+static inline bool tcf_exts_get_net(struct tcf_exts *exts)
+{
+#ifdef CONFIG_NET_CLS_ACT
+ exts->net = maybe_get_net(exts->net);
+ return exts->net != NULL;
+#else
+ return true;
+#endif
+}
+
+static inline void tcf_exts_put_net(struct tcf_exts *exts)
+{
+#ifdef CONFIG_NET_CLS_ACT
+ if (exts->net)
+ put_net(exts->net);
+#endif
+}
+
static inline void tcf_exts_to_list(const struct tcf_exts *exts,
struct list_head *actions)
{
diff --git a/include/sound/seq_kernel.h b/include/sound/seq_kernel.h
index feb58d455560..4b9ee3009aa0 100644
--- a/include/sound/seq_kernel.h
+++ b/include/sound/seq_kernel.h
@@ -49,7 +49,8 @@ typedef union snd_seq_timestamp snd_seq_timestamp_t;
#define SNDRV_SEQ_DEFAULT_CLIENT_EVENTS 200
/* max delivery path length */
-#define SNDRV_SEQ_MAX_HOPS 10
+/* NOTE: this shouldn't be greater than MAX_LOCKDEP_SUBCLASSES */
+#define SNDRV_SEQ_MAX_HOPS 8
/* max size of event size */
#define SNDRV_SEQ_MAX_EVENT_LEN 0x3fffffff
diff --git a/include/sound/timer.h b/include/sound/timer.h
index c4d76ff056c6..7ae226ab6990 100644
--- a/include/sound/timer.h
+++ b/include/sound/timer.h
@@ -90,6 +90,8 @@ struct snd_timer {
struct list_head ack_list_head;
struct list_head sack_list_head; /* slow ack list head */
struct tasklet_struct task_queue;
+ int max_instances; /* upper limit of timer instances */
+ int num_instances; /* current number of timer instances */
};
struct snd_timer_instance {