linux-kernel - [PATCH] Solve the issue with memory corruption on Intel BIOS.

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Message-Id: <1247637314-5609-1-git-send-email-bug-track@fisher-privat.net>
Date:	Wed, 15 Jul 2009 07:55:14 +0200
From:	Alexey Fisher <bug-track@...her-privat.net>
To:	ykzhao <yakui.zhao@...el.com>, linux-kernel@...r.kernel.org,
	tglx@...utronix.de, mingo@...e.hu
Cc:	Alexey Fisher <bug-track@...her-privat.net>
Subject: [PATCH] Solve the issue with memory corruption on Intel BIOS.

In Bug 13710 was reported "corrupted low memory after resume on Intel
DG45ID board". It use AMI BIOS with Intel vendor string. We need to add this
vendor to CONFIG_X86_RESERVE_LOW_64K workaround.

Signed-off-by: Alexey Fisher <bug-track@...her-privat.net>
---
 arch/x86/kernel/setup.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index de2cab1..89d00e2 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -672,6 +672,13 @@ static struct dmi_system_id __initdata bad_bios_dmi_table[] = {
 			DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies"),
 		},
 	},
+	 {
+		 .callback = dmi_low_memory_corruption,
+		 .ident = "Intel BIOS",
+		 .matches = {
+			 DMI_MATCH(DMI_BIOS_VENDOR, "Intel Corp."),
+		 },
+	 },
 #endif
 	{}
 };
-- 
1.6.3.3

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