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[Xen-changelog] [xen-unstable] Quieten console warning about incomplete

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Subject: [Xen-changelog] [xen-unstable] Quieten console warning about incomplete PAE PTE writes
From: Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>
Date: Fri, 04 Jun 2010 03:45:15 -0700
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# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1275642075 -3600
# Node ID 407265984d6a70244e0ec40029f2f4c7ad2d47ae
# Parent  5f493684a0b7f5631fb9330dd0a3907e9e866be7
Quieten console warning about incomplete PAE PTE writes

Older (<4.6) RHEL kernels clear PAE pagetable entries without taking
care to write the bottom half first, often enough to make it annoying.

Signed-off-by: Tim Deegan <Tim.Deegan@xxxxxxxxxx>
 xen/arch/x86/mm.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff -r 5f493684a0b7 -r 407265984d6a xen/arch/x86/mm.c
--- a/xen/arch/x86/mm.c Fri Jun 04 09:50:45 2010 +0100
+++ b/xen/arch/x86/mm.c Fri Jun 04 10:01:15 2010 +0100
@@ -4911,8 +4911,8 @@ static int ptwr_emulated_update(
              * zap the PRESENT bit on the assumption that the bottom half will
              * be written immediately after we return to the guest.
-            MEM_LOG("ptwr_emulate: fixing up invalid PAE PTE %"PRIpte,
-                    l1e_get_intpte(nl1e));
+            gdprintk(XENLOG_DEBUG, "ptwr_emulate: fixing up invalid PAE PTE %"
+                     PRIpte"\n", l1e_get_intpte(nl1e));
             l1e_remove_flags(nl1e, _PAGE_PRESENT);

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