diff mbox series

[29/67] dma-direct: use node local allocations for coherent memory

Message ID 20171229081911.2802-30-hch@lst.de (mailing list archive)
State Not Applicable
Headers show
Series [01/67] x86: remove X86_PPRO_FENCE | expand

Commit Message

Christoph Hellwig Dec. 29, 2017, 8:18 a.m. UTC 
Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 lib/dma-direct.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Geert Uytterhoeven Jan. 2, 2018, 10:29 a.m. UTC | #1 
Missing patch description explaining why this change is desirable.

On Fri, Dec 29, 2017 at 9:18 AM, Christoph Hellwig <hch@lst.de> wrote:
> --- a/lib/dma-direct.c
> +++ b/lib/dma-direct.c
> @@ -39,7 +39,7 @@ static void *dma_direct_alloc(struct device *dev, size_t size,
>         if (gfpflags_allow_blocking(gfp))
>                 page = dma_alloc_from_contiguous(dev, count, page_order, gfp);
>         if (!page)
> -               page = alloc_pages(gfp, page_order);
> +               page = alloc_pages_node(dev_to_node(dev), gfp, page_order);
>         if (!page)
>                 return NULL;
>

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
diff mbox series

Patch

diff --git a/lib/dma-direct.c b/lib/dma-direct.c
index d0266b39788b..ab81de3ac1d3 100644
--- a/lib/dma-direct.c
+++ b/lib/dma-direct.c
@@ -39,7 +39,7 @@  static void *dma_direct_alloc(struct device *dev, size_t size,
 	if (gfpflags_allow_blocking(gfp))
 		page = dma_alloc_from_contiguous(dev, count, page_order, gfp);
 	if (!page)
-		page = alloc_pages(gfp, page_order);
+		page = alloc_pages_node(dev_to_node(dev), gfp, page_order);
 	if (!page)
 		return NULL;