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Subject[tip:x86/cpufeature] x86, cpu: Kill cpu_has_mp
Commit-ID:  af0fa6f6b5851761e9fbf79eb14ba86e857b4e7b
Gitweb: http://git.kernel.org/tip/af0fa6f6b5851761e9fbf79eb14ba86e857b4e7b
Author: Borislav Petkov <bp@suse.de>
AuthorDate: Tue, 24 Jun 2014 13:25:05 +0200
Committer: H. Peter Anvin <hpa@linux.intel.com>
CommitDate: Mon, 14 Jul 2014 12:21:40 -0700

x86, cpu: Kill cpu_has_mp

It was used only for checking for some K7s which didn't have MP support,
see

http://www.hardwaresecrets.com/article/How-to-Transform-an-Athlon-XP-into-an-Athlon-MP/24

and it was unconditionally set on 64-bit for no reason. Kill it.

Signed-off-by: Borislav Petkov <bp@suse.de>
Link: http://lkml.kernel.org/r/1403609105-8332-4-git-send-email-bp@alien8.de
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
---
arch/x86/include/asm/cpufeature.h | 4 ----
1 file changed, 4 deletions(-)

diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index 327a061..bb9b258 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -315,7 +315,6 @@ extern const char * const x86_bug_flags[NBUGINTS*32];
#define cpu_has_avx boot_cpu_has(X86_FEATURE_AVX)
#define cpu_has_avx2 boot_cpu_has(X86_FEATURE_AVX2)
#define cpu_has_ht boot_cpu_has(X86_FEATURE_HT)
-#define cpu_has_mp boot_cpu_has(X86_FEATURE_MP)
#define cpu_has_nx boot_cpu_has(X86_FEATURE_NX)
#define cpu_has_k6_mtrr boot_cpu_has(X86_FEATURE_K6_MTRR)
#define cpu_has_cyrix_arr boot_cpu_has(X86_FEATURE_CYRIX_ARR)
@@ -362,9 +361,6 @@ extern const char * const x86_bug_flags[NBUGINTS*32];
#undef cpu_has_pae
#define cpu_has_pae ___BUG___

-#undef cpu_has_mp
-#define cpu_has_mp 1
-
#undef cpu_has_k6_mtrr
#define cpu_has_k6_mtrr 0


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