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drm/ttm: Wait for a BO to become idle before unbinding it from GTT

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Fixes hangs under memory pressure, e.g. running the piglit test
tex3d-maxsize concurrently with other tests.

Fixes: 17d33bc9d6 ("drm/ttm: drop waiting for idle in ttm_bo_evict.")
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Michel Dänzer
2016-08-05 18:36:10 +09:00
committed by Alex Deucher
parent fdba11f407
commit 7b8082bc07
6 changed files with 19 additions and 9 deletions
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4
drivers/gpu/drm/radeon/radeon_ttm.c
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@@ -346,7 +346,7 @@ static int radeon_move_vram_ram(struct ttm_buffer_object *bo,
if (unlikely(r)) {
goto out_cleanup;
}
r = ttm_bo_move_ttm(bo, true, no_wait_gpu, new_mem);
r = ttm_bo_move_ttm(bo, true, interruptible, no_wait_gpu, new_mem);
out_cleanup:
ttm_bo_mem_put(bo, &tmp_mem);
return r;
@@ -379,7 +379,7 @@ static int radeon_move_ram_vram(struct ttm_buffer_object *bo,
if (unlikely(r)) {
return r;
}
r = ttm_bo_move_ttm(bo, true, no_wait_gpu, &tmp_mem);
r = ttm_bo_move_ttm(bo, true, interruptible, no_wait_gpu, &tmp_mem);
if (unlikely(r)) {
goto out_cleanup;
}