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[Xen-devel] [PATCH 21/27] xen mtrr: Use generic_validate_add_page()

To: "H. Peter Anvin" <hpa@xxxxxxxxx>
Subject: [Xen-devel] [PATCH 21/27] xen mtrr: Use generic_validate_add_page()
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date: Fri, 13 Mar 2009 10:00:06 -0700
Cc: Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, David Airlie <airlied@xxxxxxxx>, the arch/x86 maintainers <x86@xxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Mark McLoughlin <markmc@xxxxxxxxxx>
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From: Mark McLoughlin <markmc@xxxxxxxxxx>

The hypervisor already performs the same validation, but
better to do it early before getting to the range combining
code.

Signed-off-by: Mark McLoughlin <markmc@xxxxxxxxxx>
---
 arch/x86/kernel/cpu/mtrr/xen.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/kernel/cpu/mtrr/xen.c b/arch/x86/kernel/cpu/mtrr/xen.c
index e03532c..622d075 100644
--- a/arch/x86/kernel/cpu/mtrr/xen.c
+++ b/arch/x86/kernel/cpu/mtrr/xen.c
@@ -22,7 +22,7 @@ static struct mtrr_ops xen_mtrr_ops = {
 //     .set               = xen_set_mtrr,
 //     .get               = xen_get_mtrr,
        .get_free_region   = generic_get_free_region,
-//     .validate_add_page = xen_validate_add_page,
+       .validate_add_page = generic_validate_add_page,
        .have_wrcomb       = positive_have_wrcomb,
        .use_intel_if      = 0,
        .num_var_ranges    = xen_num_var_ranges,
-- 
1.6.0.6


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