diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-09-23 23:26:42 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-09-23 23:26:42 +0200 |
commit | 07bbc16a8676b06950a21f35b59f69b2fe763bbd (patch) | |
tree | f87fbfea747e9d92591c8d0a54db7c487e3c3d78 /include/asm-x86 | |
parent | 6a9e91846bf52cc70a0417de19fdfac224c435c4 (diff) | |
parent | f8e256c687eb53850685747757c8d75e58756e15 (diff) |
Merge branch 'timers/urgent' into x86/xen
Conflicts:
arch/x86/kernel/process_32.c
arch/x86/kernel/process_64.c
Manual merge:
arch/x86/kernel/smpboot.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86')
-rw-r--r-- | include/asm-x86/acpi.h | 2 | ||||
-rw-r--r-- | include/asm-x86/cpufeature.h | 1 | ||||
-rw-r--r-- | include/asm-x86/idle.h | 2 |
3 files changed, 5 insertions, 0 deletions
diff --git a/include/asm-x86/acpi.h b/include/asm-x86/acpi.h index 635d764dc13..35d1743b57a 100644 --- a/include/asm-x86/acpi.h +++ b/include/asm-x86/acpi.h @@ -140,6 +140,8 @@ static inline unsigned int acpi_processor_cstate_check(unsigned int max_cstate) boot_cpu_data.x86_model <= 0x05 && boot_cpu_data.x86_mask < 0x0A) return 1; + else if (boot_cpu_has(X86_FEATURE_AMDC1E)) + return 1; else return max_cstate; } diff --git a/include/asm-x86/cpufeature.h b/include/asm-x86/cpufeature.h index 9489283a4bc..cfcfb0a806b 100644 --- a/include/asm-x86/cpufeature.h +++ b/include/asm-x86/cpufeature.h @@ -81,6 +81,7 @@ #define X86_FEATURE_LFENCE_RDTSC (3*32+18) /* Lfence synchronizes RDTSC */ #define X86_FEATURE_11AP (3*32+19) /* Bad local APIC aka 11AP */ #define X86_FEATURE_NOPL (3*32+20) /* The NOPL (0F 1F) instructions */ +#define X86_FEATURE_AMDC1E (3*32+21) /* AMD C1E detected */ /* Intel-defined CPU features, CPUID level 0x00000001 (ecx), word 4 */ #define X86_FEATURE_XMM3 (4*32+ 0) /* Streaming SIMD Extensions-3 */ diff --git a/include/asm-x86/idle.h b/include/asm-x86/idle.h index d240e5b30a4..cbb64912361 100644 --- a/include/asm-x86/idle.h +++ b/include/asm-x86/idle.h @@ -10,4 +10,6 @@ void idle_notifier_register(struct notifier_block *n); void enter_idle(void); void exit_idle(void); +void c1e_remove_cpu(int cpu); + #endif |