From: Gal Pressman galpress@amazon.com
[ Upstream commit 0133654d8eb8607eacc96badfe49bf992155f4cb ]
The max_pkeys device attribute was not set in query device verb, set it to one in order to account for the default pkey (0xffff). This information is exposed to userspace and can cause malfunction
Fixes: 40909f664d27 ("RDMA/efa: Add EFA verbs implementation") Link: https://lore.kernel.org/r/20200614103534.88060-1-galpress@amazon.com Reviewed-by: Firas JahJah firasj@amazon.com Reviewed-by: Yossi Leybovich sleybo@amazon.com Signed-off-by: Gal Pressman galpress@amazon.com Signed-off-by: Jason Gunthorpe jgg@mellanox.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/infiniband/hw/efa/efa_verbs.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/infiniband/hw/efa/efa_verbs.c b/drivers/infiniband/hw/efa/efa_verbs.c index 5c57098a4aee5..3420c77424861 100644 --- a/drivers/infiniband/hw/efa/efa_verbs.c +++ b/drivers/infiniband/hw/efa/efa_verbs.c @@ -209,6 +209,7 @@ int efa_query_device(struct ib_device *ibdev, props->max_send_sge = dev_attr->max_sq_sge; props->max_recv_sge = dev_attr->max_rq_sge; props->max_sge_rd = dev_attr->max_wr_rdma_sge; + props->max_pkeys = 1;
if (udata && udata->outlen) { resp.max_sq_sge = dev_attr->max_sq_sge;