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x86/cpufeature: Replace cpu_has_xmm with boot_cpu_has() usage 

Signed-off-by: Borislav 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: H. Peter Anvin <hpa@zytor.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/1459801503-15600-5-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Borislav Petkov 2016-04-04 22:24:57 +02:00 committed by Ingo Molnar
parent da154e82af
commit dda9edf7c1
4 changed files with 3 additions and 4 deletions
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1
arch/x86/include/asm/cpufeature.h
View File

@ -122,7 +122,6 @@ extern const char * const x86_bug_flags[NBUGINTS*32];
#define cpu_has_tsc boot_cpu_has(X86_FEATURE_TSC)
#define cpu_has_apic boot_cpu_has(X86_FEATURE_APIC)
#define cpu_has_fxsr boot_cpu_has(X86_FEATURE_FXSR)
#define cpu_has_xmm boot_cpu_has(X86_FEATURE_XMM)
#define cpu_has_xsave boot_cpu_has(X86_FEATURE_XSAVE)
#define cpu_has_xsaves boot_cpu_has(X86_FEATURE_XSAVES)
/*

2
arch/x86/include/asm/xor_32.h
View File

@ -550,7 +550,7 @@ static struct xor_block_template xor_block_pIII_sse = {
#define XOR_TRY_TEMPLATES \
do { \
AVX_XOR_SPEED; \
if (cpu_has_xmm) { \
if (boot_cpu_has(X86_FEATURE_XMM)) { \
xor_speed(&xor_block_pIII_sse); \
xor_speed(&xor_block_sse_pf64); \
} else if (boot_cpu_has(X86_FEATURE_MMX)) { \

2
arch/x86/kernel/fpu/core.c
View File

@ -526,7 +526,7 @@ static inline unsigned short get_fpu_swd(struct fpu *fpu)
static inline unsigned short get_fpu_mxcsr(struct fpu *fpu)
{
if (cpu_has_xmm) {
if (boot_cpu_has(X86_FEATURE_XMM)) {
return fpu->state.fxsave.mxcsr;
} else {
return MXCSR_DEFAULT;

2
arch/x86/kernel/fpu/init.c
View File

@ -31,7 +31,7 @@ static void fpu__init_cpu_generic(void)
if (cpu_has_fxsr)
cr4_mask |= X86_CR4_OSFXSR;
if (cpu_has_xmm)
if (boot_cpu_has(X86_FEATURE_XMM))
cr4_mask |= X86_CR4_OSXMMEXCPT;
if (cr4_mask)
cr4_set_bits(cr4_mask);