From: Yinghai Lu <Yinghai.Lu@Sun.COM>
Date: Wed, 17 Oct 2007 16:04:35 +0000 (+0200)
Subject: x86: use dev_to_node() to get node for device in dma_alloc_pages()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f6855f7fb2e22c5675d292dd445ee3c1fc09ac18;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

x86: use dev_to_node() to get node for device in dma_alloc_pages()

use dev_to_node() to get node for device in dma_alloc_pages().

Signed-off-by: Yinghai Lu <yinghai.lu@sun.com>
Acked-by: Christoph Lameter <clameter@sgi.com>
Cc: Christoph Lameter <clameter@sgi.com>
Cc: Andy Whitcroft <apw@shadowen.org>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---

diff --git a/arch/x86/kernel/pci-dma_64.c b/arch/x86/kernel/pci-dma_64.c
index 9576a2eb375e..b2b42bdb0a15 100644
--- a/arch/x86/kernel/pci-dma_64.c
+++ b/arch/x86/kernel/pci-dma_64.c
@@ -51,11 +51,9 @@ 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))