From: Jerome Glisse <jgli...@redhat.com>
On failure we need to make sure the page we free has wb cache
attribute. Do this pas call the proper ttm page helper function.
Signed-off-by: Jerome Glisse <jglisse at redhat.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk at oracle.com>
Reviewed-by: Thomas Hellstrom <thellstrom at vmware.com>
---
drivers/gpu/drm/ttm/ttm_tt.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 8b7a6d0..3fb4c6d 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -89,7 +89,10 @@ static struct page *__ttm_tt_get_page(struct ttm_tt *ttm,
int index)
}
return p;
out_err:
- put_page(p);
+ INIT_LIST_HEAD(&h);
+ list_add(&p->lru, &h);
+ ttm_put_pages(&h, 1, ttm->page_flags,
+ ttm->caching_state, &ttm->dma_address[index]);
return NULL;
}
--
1.7.7.1
