From: Keir Fraser <keir.fraser@citrix.com>
Date: Fri, 8 Aug 2008 13:22:52 +0000 (+0100)
Subject: linux/x86-64: use xen_new_user_pt() rather than open-coding it
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=be2d1aa9421abb7deb4b0cef615eb11628bc059c;p=xenclient%2Fkernel.git

linux/x86-64: use xen_new_user_pt() rather than open-coding it

Signed-off-by: Jan Beulich <jbeulich@novell.com>
---

diff --git a/drivers/xen/core/machine_reboot.c b/drivers/xen/core/machine_reboot.c
index 5a13599c..4b29bca5 100644
--- a/drivers/xen/core/machine_reboot.c
+++ b/drivers/xen/core/machine_reboot.c
@@ -184,14 +184,8 @@ static int take_machine_down(void *_suspend)
 		 * We do it here just in case, but there's no need if we are
 		 * in fast-suspend mode as that implies a new enough Xen.
 		 */
-		if (!suspend->fast_suspend) {
-			struct mmuext_op op;
-			op.cmd = MMUEXT_NEW_USER_BASEPTR;
-			op.arg1.mfn = pfn_to_mfn(__pa(__user_pgd(
-				current->active_mm->pgd)) >> PAGE_SHIFT);
-			if (HYPERVISOR_mmuext_op(&op, 1, NULL, DOMID_SELF))
-				BUG();
-		}
+		if (!suspend->fast_suspend)
+			xen_new_user_pt(__pa(__user_pgd(current->active_mm->pgd));
 #endif
 	}
 	time_resume();