From 4b1b7d3b30a6d32ac1a1dcede284e76ef8a8542d Mon Sep 17 00:00:00 2001 From: Hans Wippel Date: Thu, 28 Jun 2018 19:05:12 +0200 Subject: net/smc: add SMC-D diag support This patch adds diag support for SMC-D. Signed-off-by: Hans Wippel Signed-off-by: Ursula Braun Suggested-by: Thomas Richter Signed-off-by: David S. Miller --- net/smc/smc_diag.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'net/smc') diff --git a/net/smc/smc_diag.c b/net/smc/smc_diag.c index 64ce107c24d9..6d83eef1b743 100644 --- a/net/smc/smc_diag.c +++ b/net/smc/smc_diag.c @@ -156,6 +156,21 @@ static int __smc_diag_dump(struct sock *sk, struct sk_buff *skb, if (nla_put(skb, SMC_DIAG_LGRINFO, sizeof(linfo), &linfo) < 0) goto errout; } + if (smc->conn.lgr && smc->conn.lgr->is_smcd && + (req->diag_ext & (1 << (SMC_DIAG_DMBINFO - 1))) && + !list_empty(&smc->conn.lgr->list)) { + struct smc_connection *conn = &smc->conn; + struct smcd_diag_dmbinfo dinfo = { + .linkid = *((u32 *)conn->lgr->id), + .peer_gid = conn->lgr->peer_gid, + .my_gid = conn->lgr->smcd->local_gid, + .token = conn->rmb_desc->token, + .peer_token = conn->peer_token + }; + + if (nla_put(skb, SMC_DIAG_DMBINFO, sizeof(dinfo), &dinfo) < 0) + goto errout; + } nlmsg_end(skb, nlh); return 0; -- cgit v1.2.3