From: Lei Xia <lxia@northwestern.edu>
Date: Thu, 7 Apr 2011 22:31:06 +0000 (-0500)
Subject: Force Linux backend to allocate memory pages from lower address
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=commitdiff_plain;h=4f0062ca2730a58b9f9cca67303c47c573cbcf76;p=palacios.releases.git

Force Linux backend to allocate memory pages from lower address
---

diff --git a/linux_module/palacios-mm.c b/linux_module/palacios-mm.c
index 1d750db..a62b55a 100644
--- a/linux_module/palacios-mm.c
+++ b/linux_module/palacios-mm.c
@@ -103,7 +103,7 @@ uintptr_t alloc_palacios_pgs(u64 num_pages, u32 alignment) {
 	struct page * pgs = NULL;
 	int order = get_order(num_pages * PAGE_SIZE);
 	 
-	pgs = alloc_pages(GFP_KERNEL, order);
+	pgs = alloc_pages(GFP_DMA, order);
     
 	WARN(!pgs, "Could not allocate pages\n");