From: jsg <jsg@openbsd.org>
Date: Thu, 4 Nov 2021 12:52:37 +0000 (+0000)
Subject: revert rev 1.30 of ttm_bo_util.c
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=81a411d91a258cecde5b787e99e69117d6aaa2ed;p=openbsd

revert rev 1.30 of ttm_bo_util.c

Laurence Tratt reported firefox would hard lock a machine
with polaris12 with the ttm change from linux 5.10.77.
robert@ also hit the same problem.
---

diff --git a/sys/dev/pci/drm/ttm/ttm_bo_util.c b/sys/dev/pci/drm/ttm/ttm_bo_util.c
index 7be44204365..e8aa52a0a51 100644
--- a/sys/dev/pci/drm/ttm/ttm_bo_util.c
+++ b/sys/dev/pci/drm/ttm/ttm_bo_util.c
@@ -334,7 +334,6 @@ static void ttm_transfered_destroy(struct ttm_buffer_object *bo)
 	struct ttm_transfer_obj *fbo;
 
 	fbo = container_of(bo, struct ttm_transfer_obj, base);
-	dma_resv_fini(&fbo->base.base._resv);
 	ttm_bo_put(fbo->bo);
 	kfree(fbo);
 }