@@ -20,7 +20,7 @@ struct smc_diag_req {
struct smc_diag_msg {
__u8 diag_family;
__u8 diag_state;
- __u8 diag_fallback;
+ __u8 diag_mode;
__u8 diag_shutdown;
struct inet_diag_sockid id;
@@ -28,6 +28,13 @@ struct smc_diag_msg {
__u64 diag_inode;
};
+/* Mode of a connection */
+enum {
+ SMC_DIAG_MODE_SMCR,
+ SMC_DIAG_MODE_FALLBACK_TCP,
+ SMC_DIAG_MODE_SMCD,
+};
+
/* Extensions */
enum {
@@ -91,7 +91,12 @@ static int __smc_diag_dump(struct sock *sk, struct sk_buff *skb,
r = nlmsg_data(nlh);
smc_diag_msg_common_fill(r, sk);
r->diag_state = sk->sk_state;
- r->diag_fallback = smc->use_fallback;
+ if (smc->use_fallback)
+ r->diag_mode = SMC_DIAG_MODE_FALLBACK_TCP;
+ else if (smc->conn.lgr && smc->conn.lgr->is_smcd)
+ r->diag_mode = SMC_DIAG_MODE_SMCD;
+ else
+ r->diag_mode = SMC_DIAG_MODE_SMCR;
user_ns = sk_user_ns(NETLINK_CB(cb->skb).sk);
if (smc_diag_msg_attrs_fill(sk, skb, r, user_ns))
goto errout;