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authorMurali Karicheri <m-karicheri2@ti.com>2019-04-05 13:31:35 -0400
committerDavid S. Miller <davem@davemloft.net>2019-04-06 18:32:21 -0700
commitfc4ecaeebd26c77d463c898d9dd3edee234e371c (patch)
tree3114abdabf9661b7cd77c162f2d5a254f46b7091 /net/hsr/hsr_main.h
parent0e7623bdf34fff6587f96c27132aebe8c585631d (diff)
net: hsr: add debugfs support for display node list
This adds a debugfs interface to allow display the nodes learned by the hsr master. Signed-off-by: Murali Karicheri <m-karicheri2@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/hsr/hsr_main.h')
-rw-r--r--net/hsr/hsr_main.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/net/hsr/hsr_main.h b/net/hsr/hsr_main.h
index 1e49675ca186..778213f07fe0 100644
--- a/net/hsr/hsr_main.h
+++ b/net/hsr/hsr_main.h
@@ -163,6 +163,10 @@ struct hsr_priv {
u8 prot_version; /* Indicate if HSRv0 or HSRv1. */
spinlock_t seqnr_lock; /* locking for sequence_nr */
unsigned char sup_multicast_addr[ETH_ALEN];
+#ifdef CONFIG_DEBUG_FS
+ struct dentry *node_tbl_root;
+ struct dentry *node_tbl_file;
+#endif
};
#define hsr_for_each_port(hsr, port) \
@@ -179,4 +183,17 @@ static inline u16 hsr_get_skb_sequence_nr(struct sk_buff *skb)
return ntohs(hsr_ethhdr->hsr_tag.sequence_nr);
}
+#if IS_ENABLED(CONFIG_DEBUG_FS)
+int hsr_prp_debugfs_init(struct hsr_priv *priv);
+void hsr_prp_debugfs_term(struct hsr_priv *priv);
+#else
+static inline int hsr_prp_debugfs_init(struct hsr_priv *priv)
+{
+ return 0;
+}
+
+static inline void hsr_prp_debugfs_term(struct hsr_priv *priv)
+{}
+#endif
+
#endif /* __HSR_PRIVATE_H */