From: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Date: Tue, 24 Nov 2009 17:38:25 +0000 (-0800)
Subject: xen: register runstate info for boot CPU early
X-Git-Tag: upstream/snapshot3+hdmi~16388^2~8
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=499d19b82b586aef18727b9ae1437f8f37b66e91;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

xen: register runstate info for boot CPU early

printk timestamping uses sched_clock, which in turn relies on runstate
info under Xen.  So make sure we set it up before any printks can
be called.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Stable Kernel <stable@kernel.org>
---

diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index a7b49f9..79f9738 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -1181,6 +1181,8 @@ asmlinkage void __init xen_start_kernel(void)
 
 	xen_raw_console_write("about to get started...\n");
 
+	xen_setup_runstate_info(0);
+
 	/* Start the world */
 #ifdef CONFIG_X86_32
 	i386_start_kernel();