It's needed to drop iommu backed pages on device unplug before device's IOMMU group is released. Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@xxxxxxx> --- drivers/gpu/drm/ttm/ttm_tt.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c index 1ccf1ef..29248a5 100644 --- a/drivers/gpu/drm/ttm/ttm_tt.c +++ b/drivers/gpu/drm/ttm/ttm_tt.c @@ -495,3 +495,4 @@ void ttm_tt_unpopulate(struct ttm_tt *ttm) else ttm_pool_unpopulate(ttm); } +EXPORT_SYMBOL(ttm_tt_unpopulate); -- 2.7.4 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx
