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Merge tag 'ttm-fixes-3.14-2014-02-05' of git://people.freedesktop.org/~thomash/linux into drm-next
Two ttm regression fixes. Pull request of 2014-02-05 * tag 'ttm-fixes-3.14-2014-02-05' of git://people.freedesktop.org/~thomash/linux: drm/ttm: Don't clear page metadata of imported sg pages drm/ttm: Fix TTM object open regression
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@ -292,7 +292,7 @@ int ttm_ref_object_add(struct ttm_object_file *tfile,
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if (ret == 0) {
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ref = drm_hash_entry(hash, struct ttm_ref_object, hash);
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if (!kref_get_unless_zero(&ref->kref)) {
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if (kref_get_unless_zero(&ref->kref)) {
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rcu_read_unlock();
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break;
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}
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@ -380,6 +380,9 @@ static void ttm_tt_clear_mapping(struct ttm_tt *ttm)
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pgoff_t i;
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struct page **page = ttm->pages;
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if (ttm->page_flags & TTM_PAGE_FLAG_SG)
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return;
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for (i = 0; i < ttm->num_pages; ++i) {
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(*page)->mapping = NULL;
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(*page++)->index = 0;
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