[net-next RFC PATCH 13/13] net: prp: enhance debugfs to display PRP specific info in node table

From: Murali Karicheri
Date: Wed May 06 2020 - 12:31:19 EST


Print PRP specific information from node table as part of debugfs
node table display

Signed-off-by: Murali Karicheri <m-karicheri2@xxxxxx>
---
net/hsr-prp/hsr_prp_debugfs.c | 16 +++++++++++++---
1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/net/hsr-prp/hsr_prp_debugfs.c b/net/hsr-prp/hsr_prp_debugfs.c
index 7d8dd5ab3afd..28580de4de44 100644
--- a/net/hsr-prp/hsr_prp_debugfs.c
+++ b/net/hsr-prp/hsr_prp_debugfs.c
@@ -37,7 +37,11 @@ hsr_prp_node_table_show(struct seq_file *sfp, void *data)

seq_puts(sfp, "Node Table entries\n");
seq_puts(sfp, "MAC-Address-A, MAC-Address-B, time_in[A], ");
- seq_puts(sfp, "time_in[B], Address-B port\n");
+ seq_puts(sfp, "time_in[B], Address-B port");
+ if (priv->prot_version == PRP_V1)
+ seq_puts(sfp, ", san_a, san_b\n");
+ else
+ seq_puts(sfp, "\n");
rcu_read_lock();
list_for_each_entry_rcu(node, &priv->node_db, mac_list) {
/* skip self node */
@@ -48,7 +52,12 @@ hsr_prp_node_table_show(struct seq_file *sfp, void *data)
print_mac_address(sfp, &node->macaddress_B[0]);
seq_printf(sfp, "0x%lx, ", node->time_in[HSR_PRP_PT_SLAVE_A]);
seq_printf(sfp, "0x%lx ", node->time_in[HSR_PRP_PT_SLAVE_B]);
- seq_printf(sfp, "0x%x\n", node->addr_B_port);
+ seq_printf(sfp, "0x%x", node->addr_B_port);
+
+ if (priv->prot_version == PRP_V1)
+ seq_printf(sfp, ", %x, %x\n", node->san_a, node->san_b);
+ else
+ seq_puts(sfp, "\n");
}
rcu_read_unlock();
return 0;
@@ -57,7 +66,8 @@ hsr_prp_node_table_show(struct seq_file *sfp, void *data)
/* hsr_prp_node_table_open - Open the node_table file
*
* Description:
- * This routine opens a debugfs file node_table of specific hsr device
+ * This routine opens a debugfs file node_table of specific hsr
+ * or prp device
*/
static int
hsr_prp_node_table_open(struct inode *inode, struct file *filp)
--
2.17.1