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[Xen-changelog] [xen-4.0-testing] Quieten console warning about incomple

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Subject: [Xen-changelog] [xen-4.0-testing] Quieten console warning about incomplete PAE PTE writes
From: "Xen patchbot-4.0-testing" <patchbot-4.0-testing@xxxxxxxxxxxxxxxxxxx>
Date: Fri, 04 Jun 2010 03:46:00 -0700
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# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1275644959 -3600
# Node ID d68fdeada377973f5beb0659c0bb09fa3cdfa85a
# Parent  bfabcd558dbe38b5f99f40b6584baaa2ca025151
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-unstable changeset:   21512:407265984d6a
xen-unstable date:        Fri Jun 04 10:01:15 2010 +0100
 xen/arch/x86/mm.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff -r bfabcd558dbe -r d68fdeada377 xen/arch/x86/mm.c
--- a/xen/arch/x86/mm.c Fri Jun 04 10:49:00 2010 +0100
+++ b/xen/arch/x86/mm.c Fri Jun 04 10:49:19 2010 +0100
@@ -4630,8 +4630,8 @@ 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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