From 2a01d5a45eb18e4bd2376fedc5b048ff428a86da Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Fri, 26 Nov 2021 17:11:21 +0100
Subject: drm/ttm: stop pruning fences after wait
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Git-commit: f8be2c5971f48dacbd0e6daa44184dbb6f283dc4
Patch-mainline: v5.17-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
This is just abusing internals of the dma_resv object.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20211129120659.1815-3-christian.koenig@amd.com
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/ttm/ttm_bo.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 26740c9fb5e1..db3dc7ef5382 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1086,7 +1086,6 @@ int ttm_bo_wait(struct ttm_buffer_object *bo,
if (timeout == 0)
return -EBUSY;
- dma_resv_add_excl_fence(bo->base.resv, NULL);
return 0;
}
EXPORT_SYMBOL(ttm_bo_wait);
--
2.38.1