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Diffstat (limited to 'drivers/xen/balloon.c')
-rw-r--r--drivers/xen/balloon.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c
index 8c83abc7340..8dc7109d61b 100644
--- a/drivers/xen/balloon.c
+++ b/drivers/xen/balloon.c
@@ -41,17 +41,18 @@
#include <linux/pagemap.h>
#include <linux/highmem.h>
#include <linux/mutex.h>
-#include <linux/highmem.h>
#include <linux/list.h>
#include <linux/sysdev.h>
-#include <asm/xen/hypervisor.h>
#include <asm/page.h>
#include <asm/pgalloc.h>
#include <asm/pgtable.h>
#include <asm/uaccess.h>
#include <asm/tlb.h>
+#include <asm/xen/hypervisor.h>
+#include <asm/xen/hypercall.h>
+#include <xen/interface/xen.h>
#include <xen/interface/memory.h>
#include <xen/xenbus.h>
#include <xen/features.h>
@@ -123,14 +124,7 @@ static struct timer_list balloon_timer;
static void scrub_page(struct page *page)
{
#ifdef CONFIG_XEN_SCRUB_PAGES
- if (PageHighMem(page)) {
- void *v = kmap(page);
- clear_page(v);
- kunmap(v);
- } else {
- void *v = page_address(page);
- clear_page(v);
- }
+ clear_highpage(page);
#endif
}