Messages in this thread Patch in this message | | | From | Borislav Petkov <> | Subject | [RFC PATCH 4/4] x86, cpu: Convert Cyrix coma bug detection | Date | Mon, 11 Feb 2013 12:18:41 +0100 |
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From: Borislav Petkov <bp@suse.de>
... to the new facility. Drop the padding too since it becomes unnecessary now.
Signed-off-by: Borislav Petkov <bp@suse.de> --- arch/x86/include/asm/cpufeature.h | 1 + arch/x86/include/asm/processor.h | 2 -- arch/x86/kernel/cpu/cyrix.c | 5 +++-- arch/x86/kernel/cpu/proc.c | 2 +- 4 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 6be6fab3dced..62b9affc0948 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -218,6 +218,7 @@ #define X86_BUG_F00F (NCAPINTS*32+ 0) /* Intel F00F bug */ #define X86_BUG_FDIV (NCAPINTS*32+ 1) /* FPU FDIV bug */ +#define X86_BUG_COMA (NCAPINTS*32+ 2) /* Cyrix 6x86 coma */ #if defined(__KERNEL__) && !defined(__ASSEMBLY__) diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index d18dedf333aa..c7f1066bd93a 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -92,8 +92,6 @@ struct cpuinfo_x86 { char hlt_works_ok; char hard_math; char rfu; - char coma_bug; - char pad0; #else /* Number of 4K pages in DTLB/ITLB combined(in pages): */ int x86_tlbsize; diff --git a/arch/x86/kernel/cpu/cyrix.c b/arch/x86/kernel/cpu/cyrix.c index 4fbd384fb645..ef060edeb68e 100644 --- a/arch/x86/kernel/cpu/cyrix.c +++ b/arch/x86/kernel/cpu/cyrix.c @@ -249,7 +249,7 @@ static void __cpuinit init_cyrix(struct cpuinfo_x86 *c) /* Emulate MTRRs using Cyrix's ARRs. */ set_cpu_cap(c, X86_FEATURE_CYRIX_ARR); /* 6x86's contain this bug */ - c->coma_bug = 1; + set_cpu_bug(c, X86_BUG_COMA); break; case 4: /* MediaGX/GXm or Geode GXM/GXLV/GX1 */ @@ -317,7 +317,8 @@ static void __cpuinit init_cyrix(struct cpuinfo_x86 *c) /* Enable MMX extensions (App note 108) */ setCx86_old(CX86_CCR7, getCx86_old(CX86_CCR7)|1); } else { - c->coma_bug = 1; /* 6x86MX, it has the bug. */ + /* 6x86MX, it has the bug. */ + set_cpu_bug(c, X86_BUG_COMA); } tmp = (!(dir0_lsn & 7) || dir0_lsn & 1) ? 2 : 0; Cx86_cb[tmp] = cyrix_model_mult2[dir0_lsn & 7]; diff --git a/arch/x86/kernel/cpu/proc.c b/arch/x86/kernel/cpu/proc.c index de41600664da..7497d1eb6053 100644 --- a/arch/x86/kernel/cpu/proc.c +++ b/arch/x86/kernel/cpu/proc.c @@ -38,7 +38,7 @@ static void show_cpuinfo_misc(struct seq_file *m, struct cpuinfo_x86 *c) static_cpu_has_bug(X86_BUG_FDIV) ? "yes" : "no", c->hlt_works_ok ? "no" : "yes", static_cpu_has_bug(X86_BUG_F00F) ? "yes" : "no", - c->coma_bug ? "yes" : "no", + static_cpu_has_bug(X86_BUG_COMA) ? "yes" : "no", c->hard_math ? "yes" : "no", c->hard_math ? "yes" : "no", c->cpuid_level, -- 1.8.1.3.535.ga923c31
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