Messages in this thread Patch in this message | | | From | Christoph Hellwig <> | Subject | [PATCH 2/9] nouveau: reset dma_nr in nouveau_dmem_migrate_alloc_and_copy | Date | Mon, 29 Jul 2019 17:28:36 +0300 |
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When we start a new batch of dma_map operations we need to reset dma_nr, as we start filling a newly allocated array.
Signed-off-by: Christoph Hellwig <hch@lst.de> --- drivers/gpu/drm/nouveau/nouveau_dmem.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/nouveau/nouveau_dmem.c b/drivers/gpu/drm/nouveau/nouveau_dmem.c index 38416798abd4..e696157f771e 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dmem.c +++ b/drivers/gpu/drm/nouveau/nouveau_dmem.c @@ -682,6 +682,7 @@ nouveau_dmem_migrate_alloc_and_copy(struct vm_area_struct *vma, migrate->dma = kmalloc(sizeof(*migrate->dma) * npages, GFP_KERNEL); if (!migrate->dma) goto error; + migrate->dma_nr = 0; /* Copy things over */ copy = drm->dmem->migrate.copy_func; -- 2.20.1
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