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Message-ID: <tip-12d8a961289644d265d8b3e88201878837c3b814@git.kernel.org>
Date: Thu, 10 Jun 2010 00:10:25 GMT
From: tip-bot for Borislav Petkov <borislav.petkov@....com>
To: linux-tip-commits@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
tglx@...utronix.de, hpa@...ux.intel.com, borislav.petkov@....com
Subject: [tip:x86/cpu] x86, AMD: Extend support to future families
Commit-ID: 12d8a961289644d265d8b3e88201878837c3b814
Gitweb: http://git.kernel.org/tip/12d8a961289644d265d8b3e88201878837c3b814
Author: Borislav Petkov <borislav.petkov@....com>
AuthorDate: Wed, 2 Jun 2010 20:29:21 +0200
Committer: H. Peter Anvin <hpa@...ux.intel.com>
CommitDate: Wed, 9 Jun 2010 15:57:47 -0700
x86, AMD: Extend support to future families
Extend support to future families, and in particular:
* extend direct mapping split of Tseg SMM area.
* extend K8 flavored alternatives (NOPS).
* rep movs* prefix is fast in ucode.
Signed-off-by: Borislav Petkov <borislav.petkov@....com>
LKML-Reference: <20100602182921.GA21557@...ab>
Signed-off-by: H. Peter Anvin <hpa@...ux.intel.com>
---
arch/x86/kernel/cpu/amd.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index e485825..12b9cff 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -466,7 +466,7 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c)
}
}
- if (c->x86 == 0x10 || c->x86 == 0x11)
+ if (c->x86 >= 0x10)
set_cpu_cap(c, X86_FEATURE_REP_GOOD);
/* get apicid instead of initial apic id from cpuid */
@@ -529,7 +529,7 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c)
num_cache_leaves = 3;
}
- if (c->x86 >= 0xf && c->x86 <= 0x11)
+ if (c->x86 >= 0xf)
set_cpu_cap(c, X86_FEATURE_K8);
if (cpu_has_xmm2) {
@@ -546,7 +546,7 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c)
fam10h_check_enable_mmcfg();
}
- if (c == &boot_cpu_data && c->x86 >= 0xf && c->x86 <= 0x11) {
+ if (c == &boot_cpu_data && c->x86 >= 0xf) {
unsigned long long tseg;
/*
--
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