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Merge tag 'ttm-fixes-3.14-2014-02-05' of git://people.freedesktop.org/~thomash/linux into drm-next

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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
This commit is contained in:
Dave Airlie 2014-02-06 11:50:48 +10:00
commit 9df5a9b02f
2 changed files with 4 additions and 1 deletions
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2
drivers/gpu/drm/ttm/ttm_object.c
View File

@ -292,7 +292,7 @@ int ttm_ref_object_add(struct ttm_object_file *tfile,
if (ret == 0) {
ref = drm_hash_entry(hash, struct ttm_ref_object, hash);
if (!kref_get_unless_zero(&ref->kref)) {
if (kref_get_unless_zero(&ref->kref)) {
rcu_read_unlock();
break;
}

3
drivers/gpu/drm/ttm/ttm_tt.c
View File

@ -380,6 +380,9 @@ static void ttm_tt_clear_mapping(struct ttm_tt *ttm)
pgoff_t i;
struct page **page = ttm->pages;
if (ttm->page_flags & TTM_PAGE_FLAG_SG)
return;
for (i = 0; i < ttm->num_pages; ++i) {
(*page)->mapping = NULL;
(*page++)->index = 0;