From: Jean Guyader <jean.guyader@eu.citrix.com>
Date: Tue, 8 Sep 2009 21:06:40 +0000 (+0100)
Subject: Set swiotlb to 4MB.
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=a0e404cd9b55e42e473b4079c2d2b9840499014b;p=xenclient%2Flinux-2.6.27-pq.git

Set swiotlb to 4MB.
---

diff --git a/master/series b/master/series
index bd448e1..6c5c015 100644
--- a/master/series
+++ b/master/series
@@ -305,6 +305,7 @@ sysrq-loglevel
 #
 # XenClient
 #
+swiotlb-mem-limit
 xen-acpi-wmi
 pass2-driver
 on-the-fly-cx-change
diff --git a/master/swiotlb-mem-limit b/master/swiotlb-mem-limit
new file mode 100644
index 0000000..15008ff
--- /dev/null
+++ b/master/swiotlb-mem-limit
@@ -0,0 +1,13 @@
+diff --git a/lib/swiotlb-xen.c b/lib/swiotlb-xen.c
+index f46899f..96e1770 100644
+--- a/lib/swiotlb-xen.c
++++ b/lib/swiotlb-xen.c
+@@ -225,7 +225,7 @@ void __init
+ swiotlb_init(void)
+ {
+ 	unsigned long ram_end;
+-	size_t defsz = 64 << 20; /* 64MB default size */
++	size_t defsz = 4 << 20; /* 4MB default size */
+ 
+ 	if (swiotlb_force == 1) {
+ 		swiotlb = 1;