linux-kernel - [PATCH 5/5] dma: use dev_to_node to get node for device in dma_alloc

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Date:	Tue, 07 Aug 2007 18:25:29 -0700
From:	Yinghai Lu <Yinghai.Lu@....COM>
To:	akpm@...ux-foundation.org, ak@...e.de
Cc:	apw@...dowen.org, clameter@....com, greg@...ah.com,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH 5/5] dma: use dev_to_node to get node for device in
 dma_alloc_pages

[PATCH 5/5] dma: use dev_to_node to get node for device in dma_alloc_pages

Signed-off-by: Yinghai Lu <yinghai.lu@....com>
Acked-by: Christoph Lameter <clameter@....com>

diff --git a/arch/x86_64/kernel/pci-dma.c b/arch/x86_64/kernel/pci-dma.c
index 9f80aad..6dbf1c9 100644
--- a/arch/x86_64/kernel/pci-dma.c
+++ b/arch/x86_64/kernel/pci-dma.c
@@ -52,11 +52,9 @@ dma_alloc_pages(struct device *dev, gfp_t gfp, unsigned order)
 {
 	struct page *page;
 	int node;
-#ifdef CONFIG_PCI
-	if (dev->bus == &pci_bus_type)
-		node = pcibus_to_node(to_pci_dev(dev)->bus);
-	else
-#endif
+
+	node = dev_to_node(dev);
+	if (node == -1)
 		node = numa_node_id();
 
 	if (node < first_node(node_online_map))
-
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