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[rdma-next,09/14] RDMA/core: Do not erase the type of ib_wq.uobject

Message ID 1578504126-9400-10-git-send-email-yishaih@mellanox.com (mailing list archive)
State Accepted
Delegated to: Jason Gunthorpe
Headers show
Series Refactoring FD usage | expand

Commit Message

Yishai Hadas Jan. 8, 2020, 5:22 p.m. UTC 
From: Jason Gunthorpe <jgg@mellanox.com>

This is a struct ib_uwq_object pointer, instead of using container_of()
all over the place just store it with its actual type.

Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
---
 drivers/infiniband/core/uverbs_cmd.c  | 13 ++++++++-----
 drivers/infiniband/core/uverbs_main.c |  3 +--
 include/rdma/ib_verbs.h               |  3 ++-
 3 files changed, 11 insertions(+), 8 deletions(-)
diff mbox series

Patch

diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 8350e02..66f86b4 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -2971,7 +2971,7 @@  static int ib_uverbs_ex_create_wq(struct uverbs_attr_bundle *attrs)
 		goto err_put_cq;
 	}
 
-	wq->uobject = &obj->uevent.uobject;
+	wq->uobject = obj;
 	obj->uevent.uobject.object = wq;
 	wq->wq_type = wq_init_attr.wq_type;
 	wq->cq = cq;
@@ -2981,7 +2981,7 @@  static int ib_uverbs_ex_create_wq(struct uverbs_attr_bundle *attrs)
 	atomic_set(&wq->usecnt, 0);
 	atomic_inc(&pd->usecnt);
 	atomic_inc(&cq->usecnt);
-	wq->uobject = &obj->uevent.uobject;
+	wq->uobject = obj;
 	obj->uevent.uobject.object = wq;
 
 	memset(&resp, 0, sizeof(resp));
@@ -3070,7 +3070,8 @@  static int ib_uverbs_ex_modify_wq(struct uverbs_attr_bundle *attrs)
 	}
 	ret = wq->device->ops.modify_wq(wq, &wq_attr, cmd.attr_mask,
 					&attrs->driver_udata);
-	uobj_put_obj_read(wq);
+	rdma_lookup_put_uobject(&wq->uobject->uevent.uobject,
+				UVERBS_LOOKUP_READ);
 	return ret;
 }
 
@@ -3171,7 +3172,8 @@  static int ib_uverbs_ex_create_rwq_ind_table(struct uverbs_attr_bundle *attrs)
 	kfree(wqs_handles);
 
 	for (j = 0; j < num_read_wqs; j++)
-		uobj_put_obj_read(wqs[j]);
+		rdma_lookup_put_uobject(&wqs[j]->uobject->uevent.uobject,
+					UVERBS_LOOKUP_READ);
 
 	rdma_alloc_commit_uobject(uobj, attrs);
 	return 0;
@@ -3182,7 +3184,8 @@  static int ib_uverbs_ex_create_rwq_ind_table(struct uverbs_attr_bundle *attrs)
 	uobj_alloc_abort(uobj, attrs);
 put_wqs:
 	for (j = 0; j < num_read_wqs; j++)
-		uobj_put_obj_read(wqs[j]);
+		rdma_lookup_put_uobject(&wqs[j]->uobject->uevent.uobject,
+					UVERBS_LOOKUP_READ);
 err_free:
 	kfree(wqs_handles);
 	kfree(wqs);
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index b7bee1f..b0aad2e 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -485,8 +485,7 @@  void ib_uverbs_qp_event_handler(struct ib_event *event, void *context_ptr)
 
 void ib_uverbs_wq_event_handler(struct ib_event *event, void *context_ptr)
 {
-	struct ib_uevent_object *uobj = container_of(event->element.wq->uobject,
-						  struct ib_uevent_object, uobject);
+	struct ib_uevent_object *uobj = &event->element.wq->uobject->uevent;
 
 	ib_uverbs_async_handler(context_ptr, uobj->uobject.user_handle,
 				event->event, &uobj->event_list,
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index cfa871b..08cc7dc 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -74,6 +74,7 @@ 
 struct ib_umem_odp;
 struct ib_uqp_object;
 struct ib_usrq_object;
+struct ib_uwq_object;
 
 extern struct workqueue_struct *ib_wq;
 extern struct workqueue_struct *ib_comp_wq;
@@ -1616,7 +1617,7 @@  enum ib_wq_state {
 
 struct ib_wq {
 	struct ib_device       *device;
-	struct ib_uobject      *uobject;
+	struct ib_uwq_object   *uobject;
 	void		    *wq_context;
 	void		    (*event_handler)(struct ib_event *, void *);
 	struct ib_pd	       *pd;