Commit 917cb8a7 authored Jan 07, 2019 by Steve Wise Committed by Jason Gunthorpe Jan 08, 2019

RDMA/cma: Add cm_id restrack resource based on kernel or user cm_id type

A recent regression causes a null ptr crash when dumping cm_id resources.
The cma is incorrectly adding all cm_id restrack resources as kernel mode.

Fixes: af8d7037 ("RDMA/restrack: Resource-tracker should not use uobject pointers")
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

parent a9666c1c

drivers/infiniband/core/cma.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -494,7 +494,10 @@ static void _cma_attach_to_dev(struct rdma_id_private *id_priv,
		id_priv->id.route.addr.dev_addr.transport =
		rdma_node_get_transport(cma_dev->device->node_type);
		list_add_tail(&id_priv->list, &cma_dev->id_list);
		if (id_priv->res.kern_name)
		rdma_restrack_kadd(&id_priv->res);
		else
		rdma_restrack_uadd(&id_priv->res);
		}

		static void cma_attach_to_dev(struct rdma_id_private *id_priv,