IB: Pass uverbs_attr_bundle down ib_x destroy path

The uverbs_attr_bundle with the ucontext is sent down to the drivers ib_x
destroy path as ib_udata. The next patch will use the ib_udata to free the
drivers destroy path from the dependency in 'uobject->context' as we
already did for the create path.

Signed-off-by: Shamir Rabinovitch <shamir.rabinovitch@oracle.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

drivers/infiniband/core/cq.c

@@ -128,15 +128,17 @@ static void ib_cq_completion_workqueue(struct ib_cq *cq, void *private)
  * @comp_vector:	HCA completion vectors for this CQ
  * @poll_ctx:		context to poll the CQ from.
  * @caller:		module owner name.
+ * @udata:		Valid user data or NULL for kernel object
  *
  * This is the proper interface to allocate a CQ for in-kernel users. A
  * CQ allocated with this interface will automatically be polled from the
  * specified context. The ULP must use wr->wr_cqe instead of wr->wr_id
  * to use this CQ abstraction.
  */
-struct ib_cq *__ib_alloc_cq(struct ib_device *dev, void *private,
-			    int nr_cqe, int comp_vector,
-			    enum ib_poll_context poll_ctx, const char *caller)
+struct ib_cq *__ib_alloc_cq_user(struct ib_device *dev, void *private,
+				 int nr_cqe, int comp_vector,
+				 enum ib_poll_context poll_ctx,
+				 const char *caller, struct ib_udata *udata)
 {
 	struct ib_cq_init_attr cq_attr = {
 		.cqe		= nr_cqe,
@@ -193,16 +195,17 @@ struct ib_cq *__ib_alloc_cq(struct ib_device *dev, void *private,
 	kfree(cq->wc);
 	rdma_restrack_del(&cq->res);
 out_destroy_cq:
-	cq->device->ops.destroy_cq(cq);
+	cq->device->ops.destroy_cq(cq, udata);
 	return ERR_PTR(ret);
 }
-EXPORT_SYMBOL(__ib_alloc_cq);
+EXPORT_SYMBOL(__ib_alloc_cq_user);
 
 /**
  * ib_free_cq - free a completion queue
  * @cq:		completion queue to free.
+ * @udata:	User data or NULL for kernel object
  */
-void ib_free_cq(struct ib_cq *cq)
+void ib_free_cq_user(struct ib_cq *cq, struct ib_udata *udata)
 {
 	int ret;
 
@@ -225,7 +228,7 @@ void ib_free_cq(struct ib_cq *cq)
 
 	kfree(cq->wc);
 	rdma_restrack_del(&cq->res);
-	ret = cq->device->ops.destroy_cq(cq);
+	ret = cq->device->ops.destroy_cq(cq, udata);
 	WARN_ON_ONCE(ret);
 }
-EXPORT_SYMBOL(ib_free_cq);
+EXPORT_SYMBOL(ib_free_cq_user);

drivers/infiniband/core/uverbs.h

@@ -240,7 +240,7 @@ void ib_uverbs_srq_event_handler(struct ib_event *event, void *context_ptr);
 void ib_uverbs_event_handler(struct ib_event_handler *handler,
 			     struct ib_event *event);
 int ib_uverbs_dealloc_xrcd(struct ib_uobject *uobject, struct ib_xrcd *xrcd,
-			   enum rdma_remove_reason why);
+			   enum rdma_remove_reason why, struct ib_udata *udata);
 
 int uverbs_dealloc_mw(struct ib_mw *mw);
 void ib_uverbs_detach_umcast(struct ib_qp *qp,

drivers/infiniband/core/uverbs_cmd.c

@@ -439,7 +439,7 @@ static int ib_uverbs_alloc_pd(struct uverbs_attr_bundle *attrs)
 	return uobj_alloc_commit(uobj, attrs);
 
 err_copy:
-	ib_dealloc_pd(pd);
+	ib_dealloc_pd_user(pd, &attrs->driver_udata);
 	pd = NULL;
 err_alloc:
 	kfree(pd);
@@ -643,7 +643,7 @@ static int ib_uverbs_open_xrcd(struct uverbs_attr_bundle *attrs)
 	}
 
 err_dealloc_xrcd:
-	ib_dealloc_xrcd(xrcd);
+	ib_dealloc_xrcd(xrcd, &attrs->driver_udata);
 
 err:
 	uobj_alloc_abort(&obj->uobject, attrs);
@@ -669,9 +669,8 @@ static int ib_uverbs_close_xrcd(struct uverbs_attr_bundle *attrs)
 	return uobj_perform_destroy(UVERBS_OBJECT_XRCD, cmd.xrcd_handle, attrs);
 }
 
-int ib_uverbs_dealloc_xrcd(struct ib_uobject *uobject,
-			   struct ib_xrcd *xrcd,
-			   enum rdma_remove_reason why)
+int ib_uverbs_dealloc_xrcd(struct ib_uobject *uobject, struct ib_xrcd *xrcd,
+			   enum rdma_remove_reason why, struct ib_udata *udata)
 {
 	struct inode *inode;
 	int ret;
@@ -681,7 +680,7 @@ int ib_uverbs_dealloc_xrcd(struct ib_uobject *uobject,
 	if (inode && !atomic_dec_and_test(&xrcd->usecnt))
 		return 0;
 
-	ret = ib_dealloc_xrcd(xrcd);
+	ret = ib_dealloc_xrcd(xrcd, udata);
 
 	if (ib_is_destroy_retryable(ret, why, uobject)) {
 		atomic_inc(&xrcd->usecnt);
@@ -766,7 +765,7 @@ static int ib_uverbs_reg_mr(struct uverbs_attr_bundle *attrs)
 	return uobj_alloc_commit(uobj, attrs);
 
 err_copy:
-	ib_dereg_mr(mr);
+	ib_dereg_mr_user(mr, &attrs->driver_udata);
 
 err_put:
 	uobj_put_obj_read(pd);
@@ -2965,7 +2964,7 @@ static int ib_uverbs_ex_create_wq(struct uverbs_attr_bundle *attrs)
 	return uobj_alloc_commit(&obj->uevent.uobject, attrs);
 
 err_copy:
-	ib_destroy_wq(wq);
+	ib_destroy_wq(wq, &attrs->driver_udata);
 err_put_cq:
 	uobj_put_obj_read(cq);
 err_put_pd:
@@ -3461,7 +3460,7 @@ static int __uverbs_create_xsrq(struct uverbs_attr_bundle *attrs,
 	return uobj_alloc_commit(&obj->uevent.uobject, attrs);
 
 err_copy:
-	ib_destroy_srq(srq);
+	ib_destroy_srq_user(srq, &attrs->driver_udata);
 
 err_put:
 	uobj_put_obj_read(pd);

drivers/infiniband/core/uverbs_std_types.c

@@ -43,8 +43,9 @@ static int uverbs_free_ah(struct ib_uobject *uobject,
 			  enum rdma_remove_reason why,
 			  struct uverbs_attr_bundle *attrs)
 {
-	return rdma_destroy_ah((struct ib_ah *)uobject->object,
-			       RDMA_DESTROY_AH_SLEEPABLE);
+	return rdma_destroy_ah_user((struct ib_ah *)uobject->object,
+				    RDMA_DESTROY_AH_SLEEPABLE,
+				    &attrs->driver_udata);
 }
 
 static int uverbs_free_flow(struct ib_uobject *uobject,
@@ -97,7 +98,7 @@ static int uverbs_free_qp(struct ib_uobject *uobject,
 		ib_uverbs_detach_umcast(qp, uqp);
 	}
 
-	ret = ib_destroy_qp(qp);
+	ret = ib_destroy_qp_user(qp, &attrs->driver_udata);
 	if (ib_is_destroy_retryable(ret, why, uobject))
 		return ret;
 
@@ -133,7 +134,7 @@ static int uverbs_free_wq(struct ib_uobject *uobject,
 		container_of(uobject, struct ib_uwq_object, uevent.uobject);
 	int ret;
 
-	ret = ib_destroy_wq(wq);
+	ret = ib_destroy_wq(wq, &attrs->driver_udata);
 	if (ib_is_destroy_retryable(ret, why, uobject))
 		return ret;
 
@@ -151,7 +152,7 @@ static int uverbs_free_srq(struct ib_uobject *uobject,
 	enum ib_srq_type  srq_type = srq->srq_type;
 	int ret;
 
-	ret = ib_destroy_srq(srq);
+	ret = ib_destroy_srq_user(srq, &attrs->driver_udata);
 	if (ib_is_destroy_retryable(ret, why, uobject))
 		return ret;
 
@@ -180,7 +181,7 @@ static int uverbs_free_xrcd(struct ib_uobject *uobject,
 		return ret;
 
 	mutex_lock(&uobject->context->ufile->device->xrcd_tree_mutex);
-	ret = ib_uverbs_dealloc_xrcd(uobject, xrcd, why);
+	ret = ib_uverbs_dealloc_xrcd(uobject, xrcd, why, &attrs->driver_udata);
 	mutex_unlock(&uobject->context->ufile->device->xrcd_tree_mutex);
 
 	return ret;
@@ -197,7 +198,7 @@ static int uverbs_free_pd(struct ib_uobject *uobject,
 	if (ret)
 		return ret;
 
-	ib_dealloc_pd(pd);
+	ib_dealloc_pd_user(pd, &attrs->driver_udata);
 	return 0;
 }
 

drivers/infiniband/core/uverbs_std_types_cq.c

@@ -44,7 +44,7 @@ static int uverbs_free_cq(struct ib_uobject *uobject,
 		container_of(uobject, struct ib_ucq_object, uobject);
 	int ret;
 
-	ret = ib_destroy_cq(cq);
+	ret = ib_destroy_cq_user(cq, &attrs->driver_udata);
 	if (ib_is_destroy_retryable(ret, why, uobject))
 		return ret;
 

drivers/infiniband/core/uverbs_std_types_dm.c

@@ -45,7 +45,7 @@ static int uverbs_free_dm(struct ib_uobject *uobject,
 	if (ret)
 		return ret;
 
-	return dm->device->ops.dealloc_dm(dm);
+	return dm->device->ops.dealloc_dm(dm, attrs);
 }
 
 static int UVERBS_HANDLER(UVERBS_METHOD_DM_ALLOC)(

drivers/infiniband/core/uverbs_std_types_mr.c

@@ -38,7 +38,8 @@ static int uverbs_free_mr(struct ib_uobject *uobject,
 			  enum rdma_remove_reason why,
 			  struct uverbs_attr_bundle *attrs)
 {
-	return ib_dereg_mr((struct ib_mr *)uobject->object);
+	return ib_dereg_mr_user((struct ib_mr *)uobject->object,
+				&attrs->driver_udata);
 }
 
 static int UVERBS_HANDLER(UVERBS_METHOD_ADVISE_MR)(
@@ -147,7 +148,7 @@ static int UVERBS_HANDLER(UVERBS_METHOD_DM_MR_REG)(
 	return 0;
 
 err_dereg:
-	ib_dereg_mr(mr);
+	ib_dereg_mr_user(mr, &attrs->driver_udata);
 
 	return ret;
 }