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authorDave Airlie <airlied@redhat.com>2024-03-11 10:20:37 +0300
committerSasha Levin <sashal@kernel.org>2024-03-27 01:20:07 +0300
commit123c3bcc04cf7d8efda207a920c7a64b5881e485 (patch)
tree1bcfcad0f005d47a45ece1c20f057d7f74b5419c /drivers/gpu/drm/nouveau
parenta982368a13becfe7c36af92bf7d3a59178cdc86a (diff)
downloadlinux-123c3bcc04cf7d8efda207a920c7a64b5881e485.tar.xz
nouveau: reset the bo resource bus info after an eviction
[ Upstream commit f35c9af45ea7a4b1115b193d84858b14d13517fc ] Later attempts to refault the bo won't happen and the whole GPU does to lunch. I think Christian's refactoring of this code out to the driver broke this not very well tested path. Fixes: 141b15e59175 ("drm/nouveau: move io_reserve_lru handling into the driver v5") Cc: Christian König <christian.koenig@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Danilo Krummrich <dakr@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20240311072037.287905-1-airlied@gmail.com Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/nouveau')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_bo.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 280d1d9a559b..254d6c9ef202 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1255,6 +1255,8 @@ out:
drm_vma_node_unmap(&nvbo->bo.base.vma_node,
bdev->dev_mapping);
nouveau_ttm_io_mem_free_locked(drm, nvbo->bo.resource);
+ nvbo->bo.resource->bus.offset = 0;
+ nvbo->bo.resource->bus.addr = NULL;
goto retry;
}