x86/cpufeature: Replace cpu_has_xmm with boot_cpu_has() usage
authorBorislav Petkov <bp@suse.de>
Mon, 4 Apr 2016 20:24:57 +0000 (22:24 +0200)
committerIngo Molnar <mingo@kernel.org>
Wed, 13 Apr 2016 09:37:40 +0000 (11:37 +0200)
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>
arch/x86/include/asm/cpufeature.h
arch/x86/include/asm/xor_32.h
arch/x86/kernel/fpu/core.c
arch/x86/kernel/fpu/init.c

index 3b232a120a5d8db999ab28c0cd57c9a863b690fa..6463258b4619f12ebef863c2faa3833feff43d25 100644 (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)
 /*
index c54beb44c4c1f20e4dda33fb901d17b2850fecf5..635eac54392293c6e3250a91aedfe30dee37a976 100644 (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)) {     \
index 8e37cc8a539adc1c9d348d9a25b13815d4166aa6..b05aa68f88c0fcbddbeefe626d0a2c0d17962e70 100644 (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;
index 54c86fffbf9f85281a77977a4aa8dbb67f112464..9bbb332a71ff12503b4ae857e1664a0d0dc11c26 100644 (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);