x86, 386 removal: Remove CONFIG_INVLPG

All 486+ CPUs support INVLPG, so remove the fallback 386 support
code.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Link: http://lkml.kernel.org/r/1354132230-21854-6-git-send-email-hpa@linux.intel.com

2 files changed, 0 insertions, 9 deletions

diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index 8c297aa53eef..ff8dd62fda48 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -312,12 +312,6 @@ extern const char * const x86_power_flags[32];
 #define cpu_has_cx16            boot_cpu_has(X86_FEATURE_CX16)
 #define cpu_has_eager_fpu       boot_cpu_has(X86_FEATURE_EAGER_FPU)
 
-#if defined(CONFIG_X86_INVLPG) || defined(CONFIG_X86_64)
-# define cpu_has_invlpg         1
-#else
-# define cpu_has_invlpg         (boot_cpu_data.x86 > 3)
-#endif
-
 #ifdef CONFIG_X86_64
 
 #undef  cpu_has_vme
diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h
index 74a44333545a..0fee48e279cc 100644
--- a/arch/x86/include/asm/tlbflush.h
+++ b/arch/x86/include/asm/tlbflush.h
@@ -56,10 +56,7 @@ static inline void __flush_tlb_all(void)
 
 static inline void __flush_tlb_one(unsigned long addr)
 {
-        if (cpu_has_invlpg)
                 __flush_tlb_single(addr);
-        else
-                __flush_tlb();
 }
 
 #define TLB_FLUSH_ALL   -1UL