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RDMA/rtrs-clt: During add_path change for_new_clt according to path_num 

When all the paths are removed for a session, the addition of the first
path is like a new session for the storage server.

Hence, for_new_clt has to be set to 1.

Link: https://lore.kernel.org/r/20210806112112.124313-2-haris.iqbal@ionos.com
Signed-off-by: Md Haris Iqbal <haris.iqbal@ionos.com>
Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
This commit is contained in:
Md Haris Iqbal 2021-08-06 13:21:07 +02:00 committed by Jason Gunthorpe
parent 1a010d73ef
commit ac5e881469
1 changed files with 12 additions and 0 deletions
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12
drivers/infiniband/ulp/rtrs/rtrs-clt.c
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@ -3082,6 +3082,18 @@ int rtrs_clt_create_path_from_sysfs(struct rtrs_clt *clt,
if (IS_ERR(sess)) if (IS_ERR(sess))
return PTR_ERR(sess); return PTR_ERR(sess);
mutex_lock(&clt->paths_mutex);
if (clt->paths_num == 0) {
/*
* When all the paths are removed for a session,
* the addition of the first path is like a new session for
* the storage server
*/
sess->for_new_clt = 1;
}
mutex_unlock(&clt->paths_mutex);
/* /*
* It is totally safe to add path in CONNECTING state: coming * It is totally safe to add path in CONNECTING state: coming
* IO will never grab it. Also it is very important to add * IO will never grab it. Also it is very important to add