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From: j.glisse@gmail.com
To: dri-devel@lists.freedesktop.org
Cc: thellstrom@vmware.com, Jerome Glisse <jglisse@redhat.com>
Subject: [PATCH 6/8] drm/ttm: test for dma_address array allocation failure
Date: Wed,  2 Nov 2011 19:37:53 -0400	[thread overview]
Message-ID: <1320277075-19980-7-git-send-email-j.glisse@gmail.com> (raw)
In-Reply-To: <1320277075-19980-1-git-send-email-j.glisse@gmail.com>

From: Jerome Glisse <jglisse@redhat.com>

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
---
 drivers/gpu/drm/ttm/ttm_tt.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 2dd45ca..58ea7dc 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -298,7 +298,7 @@ struct ttm_tt *ttm_tt_create(struct ttm_bo_device *bdev, unsigned long size,
 	ttm->dummy_read_page = dummy_read_page;
 
 	ttm_tt_alloc_page_directory(ttm);
-	if (!ttm->pages) {
+	if (!ttm->pages || !ttm->dma_address) {
 		ttm_tt_destroy(ttm);
 		printk(KERN_ERR TTM_PFX "Failed allocating page table\n");
 		return NULL;
-- 
1.7.1

  parent reply	other threads:[~2011-11-02 23:34 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-02 23:37 [RFC] ttm merge ttm_backend & ttm_t V2 j.glisse
2011-11-02 23:37 ` [PATCH 1/8] drm/ttm: remove userspace backed ttm object support j.glisse
2011-11-02 23:37 ` [PATCH 2/8] drm/ttm: remove split btw highmen and lowmem page j.glisse
2011-11-02 23:37 ` [PATCH 3/8] drm/ttm: remove unused backend flags field j.glisse
2011-11-02 23:37 ` [PATCH 4/8] drm/ttm: use ttm put pages function to properly restore cache attribute j.glisse
2011-11-03 18:35   ` Konrad Rzeszutek Wilk
2011-11-02 23:37 ` [PATCH 5/8] drm/ttm: convert page allocation to use page ptr array instead of list V2 j.glisse
2011-11-03 18:45   ` Konrad Rzeszutek Wilk
2011-11-02 23:37 ` j.glisse [this message]
2011-11-03 18:45   ` [PATCH 6/8] drm/ttm: test for dma_address array allocation failure Konrad Rzeszutek Wilk
2011-11-02 23:37 ` [PATCH 7/8] drm/ttm: merge ttm_backend and ttm_tt j.glisse
2011-11-02 23:37 ` [PATCH 8/8] drm/ttm: introduce callback for ttm_tt populate & unpopulate j.glisse

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