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Commit cd4d09ec authored by Borislav Petkov's avatar Borislav Petkov Committed by Ingo Molnar
Browse files

x86/cpufeature: Carve out X86_FEATURE_* 



Move them to a separate header and have the following
dependency:

  x86/cpufeatures.h <- x86/processor.h <- x86/cpufeature.h

This makes it easier to use the header in asm code and not
include the whole cpufeature.h and add guards for asm.

Suggested-by: default avatarH. Peter Anvin <hpa@zytor.com>
Signed-off-by: default avatarBorislav Petkov <bp@suse.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.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/1453842730-28463-5-git-send-email-bp@alien8.de


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent 78726ee5

Documentation/kernel-parameters.txt

+1 −1
Original line number Diff line number Diff line
@@ -666,7 +666,7 @@ bytes respectively. Such letter suffixes can also be entirely omitted. 


	clearcpuid=BITNUM [X86]

			Disable CPUID feature X for the kernel. See

			arch/x86/include/asm/cpufeature.h for the valid bit

			arch/x86/include/asm/cpufeatures.h for the valid bit

			numbers. Note the Linux specific bits are not necessarily

			stable over kernel options, but the vendor specific

			ones should be.

arch/x86/boot/cpuflags.h

+1 −1
Original line number Diff line number Diff line 
#ifndef BOOT_CPUFLAGS_H

#define BOOT_CPUFLAGS_H



#include <asm/cpufeature.h>

#include <asm/cpufeatures.h>

#include <asm/processor-flags.h>



struct cpu_features {

arch/x86/boot/mkcpustr.c

+1 −1
Original line number Diff line number Diff line
@@ -17,7 +17,7 @@ 


#include "../include/asm/required-features.h"

#include "../include/asm/disabled-features.h"

#include "../include/asm/cpufeature.h"

#include "../include/asm/cpufeatures.h"

#include "../kernel/cpu/capflags.c"



int main(void)

arch/x86/crypto/crc32-pclmul_glue.c

+1 −1
Original line number Diff line number Diff line
@@ -33,7 +33,7 @@ 
#include <linux/crc32.h>

#include <crypto/internal/hash.h>



#include <asm/cpufeature.h>

#include <asm/cpufeatures.h>

#include <asm/cpu_device_id.h>

#include <asm/fpu/api.h>

arch/x86/crypto/crc32c-intel_glue.c

+1 −1
Original line number Diff line number Diff line
@@ -30,7 +30,7 @@ 
#include <linux/kernel.h>

#include <crypto/internal/hash.h>



#include <asm/cpufeature.h>

#include <asm/cpufeatures.h>

#include <asm/cpu_device_id.h>

#include <asm/fpu/internal.h>