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[PATCH] x86: disable_mtrr_trim only need for x86_64

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From: Yinghai Lu <Yinghai.Lu@...>
To: Ingo Molnar <mingo@...>
Cc: Andi Kleen <ak@...>, LKML <linux-kernel@...>, Jesse Barnes <jesse.barnes@...>, Andrew Morton <akpm@...>
Subject: [PATCH] x86: disable_mtrr_trim only need for x86_64
Date: Sunday, January 20, 2008 - 12:45 am

[PATCH] x86: disable_mtrr_trim only need for x86_64

mtrr_trim_uncached_memory is only used in x86_64,

so disable_mtrr_trim is not needed for x86_32

Signed-off-by: Yinghai Lu <yinghai.lu@sun.com>

diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c
index 46763e3..608c88a 100644
--- a/arch/x86/kernel/cpu/mtrr/main.c
+++ b/arch/x86/kernel/cpu/mtrr/main.c
@@ -624,6 +624,7 @@ static struct sysdev_driver mtrr_sysdev_driver = {
 	.resume		= mtrr_restore,
 };
 
+#ifdef CONFIG_X86_64
 static int disable_mtrr_trim;
 
 static int __init disable_mtrr_trim_setup(char *str)
@@ -633,7 +634,6 @@ static int __init disable_mtrr_trim_setup(char *str)
 }
 early_param("disable_mtrr_trim", disable_mtrr_trim_setup);
 
-#ifdef CONFIG_X86_64
 /**
  * mtrr_trim_uncached_memory - trim RAM not covered by MTRRs
  *
--
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Messages in current thread:
[PATCH] x86: disable_mtrr_trim only need for x86_64, Yinghai Lu, (Sun Jan 20, 12:45 am)
Re: [PATCH] x86: disable_mtrr_trim only need for x86_64, H. Peter Anvin, (Sun Jan 20, 1:37 am)
Re: [PATCH] x86: disable_mtrr_trim only need for x86_64, Yinghai Lu, (Sun Jan 20, 2:55 am)
[PATCH] x86_64: update e820 instead of updating end_pfn, Yinghai Lu, (Sun Jan 20, 4:17 am)
Re: [PATCH] x86_64: update e820 instead of updating end_pfn, Ingo Molnar, (Sun Jan 20, 5:20 am)
Re: [PATCH] x86_64: update e820 instead of updating end_pfn, Yinghai Lu, (Sun Jan 20, 8:00 pm)
Re: [PATCH] x86_64: update e820 instead of updating end_pfn, Andi Kleen, (Sun Jan 20, 11:08 am)
[PATCH] x86_64: update e820 instead of updating end_pfn v2, Yinghai Lu, (Mon Jan 21, 1:40 am)
Re: [PATCH] x86_64: update e820 instead of updating end_pfn v2, Andi Kleen, (Mon Jan 21, 1:58 am)
[PATCH] x86_64: check if Tom2 is enabled, Yinghai Lu, (Mon Jan 21, 2:57 am)
Re: [PATCH] x86_64: check if Tom2 is enabled, Cyrill Gorcunov, (Mon Jan 21, 1:24 pm)
Re: [PATCH] x86_64: check if Tom2 is enabled, Andi Kleen, (Mon Jan 21, 2:03 pm)
Re: [PATCH] x86_64: check if Tom2 is enabled, Cyrill Gorcunov, (Mon Jan 21, 2:09 pm)
Re: [PATCH] x86_64: check if Tom2 is enabled, H. Peter Anvin, (Mon Jan 21, 2:15 pm)
Re: [PATCH] x86_64: check if Tom2 is enabled, Andi Kleen, (Mon Jan 21, 2:46 pm)
Re: [PATCH] x86_64: check if Tom2 is enabled, H. Peter Anvin, (Mon Jan 21, 1:39 pm)
Re: [PATCH] x86_64: check if Tom2 is enabled, Cyrill Gorcunov, (Mon Jan 21, 1:49 pm)
Re: [PATCH] x86_64: update e820 instead of updating end_pfn v2, Harvey Harrison, (Mon Jan 21, 2:05 am)
Re: [PATCH] x86_64: update e820 instead of updating end_pfn v2, Andi Kleen, (Mon Jan 21, 2:08 am)
Re: [PATCH] x86_64: update e820 instead of updating end_pfn v2, Li Zefan, (Mon Jan 21, 2:14 am)
[PATCH] x86_32: trim memory by updating e820, Yinghai Lu, (Mon Jan 21, 1:44 am)