From: j.glisse@gmail.com
To: dri-devel@lists.freedesktop.org
Cc: thellstrom@vmware.com, Jerome Glisse <jglisse@redhat.com>
Subject: [PATCH 07/13] drm/ttm: test for dma_address array allocation failure
Date: Wed, 9 Nov 2011 15:22:24 -0500 [thread overview]
Message-ID: <1320870150-23151-8-git-send-email-j.glisse@gmail.com> (raw)
In-Reply-To: <1320870150-23151-1-git-send-email-j.glisse@gmail.com>
From: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.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 303bbba..2dab08b 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -293,7 +293,7 @@ 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;
--
1.7.7.1
next prev parent reply other threads:[~2011-11-09 20:18 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-09 20:22 ttm: merge ttm_backend & ttm_tt, introduce ttm dma allocator j.glisse
2011-11-09 20:22 ` [PATCH 01/13] drm/ttm: remove userspace backed ttm object support j.glisse
2011-11-09 20:22 ` [PATCH 02/13] drm/ttm: remove split btw highmen and lowmem page j.glisse
2011-11-09 20:22 ` [PATCH 03/13] drm/ttm: remove unused backend flags field j.glisse
2011-11-09 20:22 ` [PATCH 04/13] drm/ttm: use ttm put pages function to properly restore cache attribute j.glisse
2011-11-09 20:22 ` [PATCH 05/13] drm/ttm: overhaul memory accounting j.glisse
2011-11-10 10:27 ` Thomas Hellstrom
2011-11-10 18:05 ` Jerome Glisse
2011-11-10 20:05 ` Thomas Hellstrom
2011-11-10 23:33 ` Jerome Glisse
2011-11-11 7:49 ` Thomas Hellstrom
2011-11-11 8:47 ` Dave Airlie
2011-11-11 9:08 ` Thomas Hellstrom
2011-11-11 15:47 ` Jerome Glisse
2011-11-11 16:22 ` Thomas Hellstrom
2011-11-11 17:15 ` Jerome Glisse
2011-11-09 20:22 ` [PATCH 06/13] drm/ttm: convert page allocation to use page ptr array instead of list V4 j.glisse
2011-11-09 20:22 ` j.glisse [this message]
2011-11-09 20:22 ` [PATCH 08/13] drm/ttm: merge ttm_backend and ttm_tt V2 j.glisse
2011-11-09 20:22 ` [PATCH 09/13] drm/ttm: introduce callback for ttm_tt populate & unpopulate V2 j.glisse
2011-11-09 20:22 ` [PATCH 10/13] ttm: Provide DMA aware TTM page pool code. V5 j.glisse
2011-11-09 20:22 ` [PATCH 11/13] swiotlb: Expose swiotlb_nr_tlb function to modules j.glisse
2011-11-09 20:22 ` [PATCH 12/13] drm/radeon/kms: Enable the TTM DMA pool if swiotlb is on V2 j.glisse
2011-11-09 20:22 ` [PATCH 13/13] drm/nouveau: enable the TTM DMA pool on 32-bit DMA only device V2 j.glisse
2011-11-09 20:25 ` ttm: merge ttm_backend & ttm_tt, introduce ttm dma allocator Thomas Hellstrom
2011-11-09 21:03 ` Jerome Glisse
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