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-rw-r--r--arch/x86/xen/enlighten.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index b8e45f164e2a..2b26dd5930c6 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -27,7 +27,9 @@
#include <linux/page-flags.h>
#include <linux/highmem.h>
#include <linux/console.h>
+#include <linux/pci.h>
+#include <xen/xen.h>
#include <xen/interface/xen.h>
#include <xen/interface/version.h>
#include <xen/interface/physdev.h>
@@ -1175,7 +1177,11 @@ asmlinkage void __init xen_start_kernel(void)
add_preferred_console("xenboot", 0, NULL);
add_preferred_console("tty", 0, NULL);
add_preferred_console("hvc", 0, NULL);
+ } else {
+ /* Make sure ACS will be enabled */
+ pci_request_acs();
}
+
xen_raw_console_write("about to get started...\n");