diff options
| author |   Max Gurtovoy <maxg@mellanox.com> | 2017-02-02 01:55:18 +0200 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2017-02-19 09:18:31 -0500 |
| commit | 32f8e839edebe3310dd077439ce0e9a96e0c2352 (patch) | |
| tree | 7556ce243fc4d0c6091547a6476aaf0d5f3fb864 /drivers/infiniband/ulp/iser | |
| parent | iw_cxgb4: clean up send_connect() (diff) | |
| download | linux-dev-32f8e839edebe3310dd077439ce0e9a96e0c2352.tar.xz linux-dev-32f8e839edebe3310dd077439ce0e9a96e0c2352.zip | |
IB/iser: Protect completion context active_qps update
As iser connections can share completion contexts, we need
to protect the active_qps update each time we set it.
Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Acked-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/ulp/iser')
| -rw-r--r-- | drivers/infiniband/ulp/iser/iser_verbs.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c index 6a9d1cb548ee..30b622f2ab73 100644 --- a/drivers/infiniband/ulp/iser/iser_verbs.c +++ b/drivers/infiniband/ulp/iser/iser_verbs.c @@ -597,7 +597,9 @@ static void iser_free_ib_conn_res(struct iser_conn *iser_conn, iser_conn, ib_conn->cma_id, ib_conn->qp); if (ib_conn->qp != NULL) { + mutex_lock(&ig.connlist_mutex); ib_conn->comp->active_qps--; + mutex_unlock(&ig.connlist_mutex); rdma_destroy_qp(ib_conn->cma_id); ib_conn->qp = NULL; } |