From 40b4667babaf73218e62cd73a17184a7c2d50434 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Christian=20K=C3=B6nig?= Date: Thu, 4 Jan 2018 15:09:39 +0100 Subject: [PATCH] drm/ttm: specify DMA_ATTR_NO_WARN for huge page pools MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Suppress warning messages when allocating huge pages fails since we can always fall back to normal pages. Signed-off-by: Christian König Acked-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/ttm/ttm_page_alloc_dma.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c index 3ac5391..4c65940 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c @@ -333,14 +333,18 @@ static void __ttm_dma_free_page(struct dma_pool *pool, struct dma_page *d_page) static struct dma_page *__ttm_dma_alloc_page(struct dma_pool *pool) { struct dma_page *d_page; + unsigned long attrs = 0; void *vaddr; d_page = kmalloc(sizeof(struct dma_page), GFP_KERNEL); if (!d_page) return NULL; - vaddr = dma_alloc_coherent(pool->dev, pool->size, &d_page->dma, - pool->gfp_flags); + if (pool->type & IS_HUGE) + attrs = DMA_ATTR_NO_WARN; + + vaddr = dma_alloc_attrs(pool->dev, pool->size, &d_page->dma, + pool->gfp_flags, attrs); if (vaddr) { if (is_vmalloc_addr(vaddr)) d_page->p = vmalloc_to_page(vaddr); -- 2.7.4