From 88e2f1056452383a36387fd088889b4b4c70c706 Mon Sep 17 00:00:00 2001
From: Gioh Kim <gi-oh.kim@cloud.ionos.com>
Date: Thu, 25 Mar 2021 16:33:02 +0100
Subject: [PATCH] RDMA/rtrs-srv: Report temporary sessname for error message
Before receiving the session name, the error message cannot include any
information about which connection generates the error.
This patch stores the addresses of source and target in the sessname field
to show which generates the error. That field will be over-written
when receiving the session name from client.
Link: https://lore.kernel.org/r/20210325153308.1214057-17-gi-oh.kim@ionos.com
Signed-off-by: Gioh Kim <gi-oh.kim@ionos.com>
Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
---
drivers/infiniband/ulp/rtrs/rtrs-srv.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
index 9fe4ab1d66ab98..739b9b112a7828 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
@@ -1683,6 +1683,9 @@ static struct rtrs_srv_sess *__alloc_sess(struct rtrs_srv *srv,
{
struct rtrs_srv_sess *sess;
int err = -ENOMEM;
+ char str[NAME_MAX];
+ struct rtrs_sess *s;
+ struct rtrs_addr path;
if (srv->paths_num >= MAX_PATHS_NUM) {
err = -ECONNRESET;
@@ -1717,6 +1720,14 @@ static struct rtrs_srv_sess *__alloc_sess(struct rtrs_srv *srv,
sess->cur_cq_vector = -1;
sess->s.dst_addr = cm_id->route.addr.dst_addr;
sess->s.src_addr = cm_id->route.addr.src_addr;
+
+ /* temporary until receiving session-name from client */
+ s = &sess->s;
+ path.src = &sess->s.src_addr;
+ path.dst = &sess->s.dst_addr;
+ rtrs_addr_to_str(&path, str, sizeof(str));
+ strlcpy(sess->s.sessname, str, sizeof(sess->s.sessname));
+
sess->s.con_num = con_num;
sess->s.recon_cnt = recon_cnt;
uuid_copy(&sess->s.uuid, uuid);
--
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