Commit bbed596c authored Aug 17, 2023 by Guangguan Wang Committed by David S. Miller Aug 19, 2023

net/smc: Extend SMCR v2 linkgroup netlink attribute



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@linux.alibaba.com>
Reviewed-by: Jan Karcher <jaka@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 69b888e3

include/uapi/linux/smc.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -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
		};

net/smc/smc_core.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -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;