diff options
| author | Borislav Petkov <bp@suse.de> | 2013-03-20 18:07:28 +0400 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2013-04-02 21:12:55 +0400 |
| commit | 7d7dc116e56c8a1ba4beb36d06a77a48fe5f750b (patch) | |
| tree | b04350b348288b521451e859964db024017e834d /arch/x86/include | |
| parent | e6ee94d58dfd06ec64c55f91581f00d4f98bf1f6 (diff) | |
| download | linux-7d7dc116e56c8a1ba4beb36d06a77a48fe5f750b.tar.xz | |
x86, cpu: Convert AMD Erratum 400
Convert AMD erratum 400 to the bug infrastructure. Then, retract all
exports for modules since they're not needed now and make the AMD
erratum checking machinery local to amd.c. Use forward declarations to
avoid shuffling too much code around needlessly.
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: http://lkml.kernel.org/r/1363788448-31325-7-git-send-email-bp@alien8.de
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/include')
| -rw-r--r-- | arch/x86/include/asm/cpufeature.h | 1 | ||||
| -rw-r--r-- | arch/x86/include/asm/processor.h | 19 |
2 files changed, 1 insertions, 19 deletions
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 4cfb5c9f6029..272fdccda5d5 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -226,6 +226,7 @@ #define X86_BUG_FDIV X86_BUG(1) /* FPU FDIV */ #define X86_BUG_COMA X86_BUG(2) /* Cyrix 6x86 coma */ #define X86_BUG_AMD_TLB_MMATCH X86_BUG(3) /* AMD Erratum 383 */ +#define X86_BUG_AMD_APIC_C1E X86_BUG(4) /* AMD Erratum 400 */ #if defined(__KERNEL__) && !defined(__ASSEMBLY__) diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index e044ef35f91f..22224b3b43bb 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -970,25 +970,6 @@ unsigned long calc_aperfmperf_ratio(struct aperfmperf *old, return ratio; } -/* - * AMD errata checking - */ -#ifdef CONFIG_CPU_SUP_AMD -extern const int amd_erratum_400[]; -extern bool cpu_has_amd_erratum(const int *); - -#define AMD_LEGACY_ERRATUM(...) { -1, __VA_ARGS__, 0 } -#define AMD_OSVW_ERRATUM(osvw_id, ...) { osvw_id, __VA_ARGS__, 0 } -#define AMD_MODEL_RANGE(f, m_start, s_start, m_end, s_end) \ - ((f << 24) | (m_start << 16) | (s_start << 12) | (m_end << 4) | (s_end)) -#define AMD_MODEL_RANGE_FAMILY(range) (((range) >> 24) & 0xff) -#define AMD_MODEL_RANGE_START(range) (((range) >> 12) & 0xfff) -#define AMD_MODEL_RANGE_END(range) ((range) & 0xfff) - -#else -#define cpu_has_amd_erratum(x) (false) -#endif /* CONFIG_CPU_SUP_AMD */ - extern unsigned long arch_align_stack(unsigned long sp); extern void free_init_pages(char *what, unsigned long begin, unsigned long end); |