diff options
author | Borislav Petkov <bp@suse.de> | 2016-03-29 17:41:57 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2016-03-31 13:35:08 +0200 |
commit | 62436a4d36c94d202784cd8a997ff8bb4b880237 (patch) | |
tree | 804e14ee81591e862c135a14b0b184742707dd9a | |
parent | x86/cpufeature: Remove cpu_has_osxsave (diff) | |
download | linux-62436a4d36c94d202784cd8a997ff8bb4b880237.tar.xz linux-62436a4d36c94d202784cd8a997ff8bb4b880237.zip |
x86/cpufeature: Remove cpu_has_x2apic
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Tony Luck <tony.luck@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1459266123-21878-5-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
-rw-r--r-- | arch/ia64/include/asm/iommu.h | 1 | ||||
-rw-r--r-- | arch/x86/include/asm/apic.h | 4 | ||||
-rw-r--r-- | arch/x86/include/asm/cpufeature.h | 1 | ||||
-rw-r--r-- | arch/x86/kernel/apic/apic.c | 2 |
4 files changed, 3 insertions, 5 deletions
diff --git a/arch/ia64/include/asm/iommu.h b/arch/ia64/include/asm/iommu.h index 105c93b00b1b..1d1212901ae7 100644 --- a/arch/ia64/include/asm/iommu.h +++ b/arch/ia64/include/asm/iommu.h @@ -1,7 +1,6 @@ #ifndef _ASM_IA64_IOMMU_H #define _ASM_IA64_IOMMU_H 1 -#define cpu_has_x2apic 0 /* 10 seconds */ #define DMAR_OPERATION_TIMEOUT (((cycles_t) local_cpu_data->itc_freq)*10) diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h index 98f25bbafac4..bc27611fa58f 100644 --- a/arch/x86/include/asm/apic.h +++ b/arch/x86/include/asm/apic.h @@ -239,10 +239,10 @@ extern void __init check_x2apic(void); extern void x2apic_setup(void); static inline int x2apic_enabled(void) { - return cpu_has_x2apic && apic_is_x2apic_enabled(); + return boot_cpu_has(X86_FEATURE_X2APIC) && apic_is_x2apic_enabled(); } -#define x2apic_supported() (cpu_has_x2apic) +#define x2apic_supported() (boot_cpu_has(X86_FEATURE_X2APIC)) #else /* !CONFIG_X86_X2APIC */ static inline void check_x2apic(void) { } static inline void x2apic_setup(void) { } diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 33c29aabc9aa..3da7aec9fca1 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -132,7 +132,6 @@ extern const char * const x86_bug_flags[NBUGINTS*32]; #define cpu_has_clflush boot_cpu_has(X86_FEATURE_CLFLUSH) #define cpu_has_gbpages boot_cpu_has(X86_FEATURE_GBPAGES) #define cpu_has_pat boot_cpu_has(X86_FEATURE_PAT) -#define cpu_has_x2apic boot_cpu_has(X86_FEATURE_X2APIC) #define cpu_has_xsave boot_cpu_has(X86_FEATURE_XSAVE) #define cpu_has_xsaves boot_cpu_has(X86_FEATURE_XSAVES) /* diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index d356987a04e9..d7867c885bf8 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -1561,7 +1561,7 @@ void __init check_x2apic(void) pr_info("x2apic: enabled by BIOS, switching to x2apic ops\n"); x2apic_mode = 1; x2apic_state = X2APIC_ON; - } else if (!cpu_has_x2apic) { + } else if (!boot_cpu_has(X86_FEATURE_X2APIC)) { x2apic_state = X2APIC_DISABLED; } } |