[RFC PATCH v2 net-next 6/6] net/smc: Extend SMCR v2 linkgroup netlink attribute

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Add SMC_NLA_LGR_R_V2_MAX_CONNS and SMC_NLA_LGR_R_V2_MAX_LINKS
to SMCR v2 linkgroup netlink attribute SMC_NLA_LGR_R_V2 for
linkgroup's detail info showing.

Signed-off-by: Guangguan Wang <guangguan.wang@xxxxxxxxxxxxxxxxx>
---
 include/uapi/linux/smc.h | 2 ++
 net/smc/smc_core.c       | 4 ++++
 2 files changed, 6 insertions(+)

diff --git a/include/uapi/linux/smc.h b/include/uapi/linux/smc.h
index bb4dacca31e7..837fcd4b0abc 100644
--- a/include/uapi/linux/smc.h
+++ b/include/uapi/linux/smc.h
@@ -107,6 +107,8 @@ enum {
 enum {
 	SMC_NLA_LGR_R_V2_UNSPEC,
 	SMC_NLA_LGR_R_V2_DIRECT,	/* u8 */
+	SMC_NLA_LGR_R_V2_MAX_CONNS,	/* u8 */
+	SMC_NLA_LGR_R_V2_MAX_LINKS,	/* u8 */
 	__SMC_NLA_LGR_R_V2_MAX,
 	SMC_NLA_LGR_R_V2_MAX = __SMC_NLA_LGR_R_V2_MAX - 1
 };
diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c
index d5967826bcdf..182ac69d25c8 100644
--- a/net/smc/smc_core.c
+++ b/net/smc/smc_core.c
@@ -319,6 +319,10 @@ static int smc_nl_fill_smcr_lgr_v2(struct smc_link_group *lgr,
 		goto errattr;
 	if (nla_put_u8(skb, SMC_NLA_LGR_R_V2_DIRECT, !lgr->uses_gateway))
 		goto errv2attr;
+	if (nla_put_u8(skb, SMC_NLA_LGR_R_V2_MAX_CONNS, lgr->max_conns))
+		goto errv2attr;
+	if (nla_put_u8(skb, SMC_NLA_LGR_R_V2_MAX_LINKS, lgr->max_links))
+		goto errv2attr;
 
 	nla_nest_end(skb, v2_attrs);
 	return 0;
-- 
2.24.3 (Apple Git-128)




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