[PATCH 1/1] Revert "drm/amdkfd: Free queue after unmap queue success"

[Philip Yang]

This reverts commit 150c1266d78fbaa0fc5f89461daafae416db1c3e.

This causes KFDTest regression on gfx9, will submit new patch after
fixing.
---
 .../drm/amd/amdkfd/kfd_device_queue_manager.c | 28 ++++++++-----------
 .../amd/amdkfd/kfd_process_queue_manager.c    |  2 +-
 2 files changed, 12 insertions(+), 18 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
index 21e451acfa59..93a0b6995430 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -1881,22 +1881,6 @@ static int destroy_queue_cpsch(struct device_queue_manager *dqm,
 
 	}
 
-	if (q->properties.is_active) {
-		if (!dqm->dev->shared_resources.enable_mes) {
-			retval = execute_queues_cpsch(dqm,
-						      KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
-			if (retval == -ETIME)
-				qpd->reset_wavefronts = true;
-		} else {
-			retval = remove_queue_mes(dqm, q, qpd);
-		}
-
-		if (retval)
-			goto failed_unmap_queue;
-
-		decrement_queue_count(dqm, qpd, q);
-	}
-
 	mqd_mgr = dqm->mqd_mgrs[get_mqd_type_from_queue_type(
 			q->properties.type)];
 
@@ -1910,6 +1894,17 @@ static int destroy_queue_cpsch(struct device_queue_manager *dqm,
 
 	list_del(&q->list);
 	qpd->queue_count--;
+	if (q->properties.is_active) {
+		if (!dqm->dev->shared_resources.enable_mes) {
+			decrement_queue_count(dqm, qpd, q);
+			retval = execute_queues_cpsch(dqm,
+						      KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
+			if (retval == -ETIME)
+				qpd->reset_wavefronts = true;
+		} else {
+			retval = remove_queue_mes(dqm, q, qpd);
+		}
+	}
 
 	/*
 	 * Unconditionally decrement this counter, regardless of the queue's
@@ -1926,7 +1921,6 @@ static int destroy_queue_cpsch(struct device_queue_manager *dqm,
 
 	return retval;
 
-failed_unmap_queue:
 failed_try_destroy_debugged_queue:
 
 	dqm_unlock(dqm);
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
index a46e2a37b4a6..c9c205df4a14 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
@@ -422,6 +422,7 @@ int pqm_destroy_queue(struct process_queue_manager *pqm, unsigned int qid)
 	}
 
 	if (pqn->q) {
+		kfd_procfs_del_queue(pqn->q);
 		dqm = pqn->q->device->dqm;
 		retval = dqm->ops.destroy_queue(dqm, &pdd->qpd, pqn->q);
 		if (retval) {
@@ -445,7 +446,6 @@ int pqm_destroy_queue(struct process_queue_manager *pqm, unsigned int qid)
 				amdgpu_amdkfd_free_gtt_mem(dev->adev, pqn->q->wptr_bo);
 
 		}
-		kfd_procfs_del_queue(pqn->q);
 		uninit_queue(pqn->q);
 	}
 
-- 
2.35.1