[RFC PATCH v2 net-next 6/6] net/smc: Extend SMCR v2 linkgroup netlink attribute
From: Guangguan Wang <hidden>
Date: 2023-08-07 06:27:57
Also in:
linux-s390, lkml
Subsystem:
networking [general], shared memory communications (smc) sockets, the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, D. Wythe, Dust Li, Sidraya Jayagond, Wenjia Zhang, Linus Torvalds
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 <redacted> --- 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)