Messages in this thread Patch in this message |  | | From | Glauber Costa <> | | Subject | [PATCH 20/52] provide hlt_works function. | | Date | Mon, 3 Mar 2008 14:12:48 -0300 |
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In x86_64, hlt always work. in i386, we'll query the cpuinfo associated with this cpu
Signed-off-by: Glauber Costa <gcosta@redhat.com> --- include/asm-x86/processor.h | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/include/asm-x86/processor.h b/include/asm-x86/processor.h index 9054734..8bec23c 100644 --- a/include/asm-x86/processor.h +++ b/include/asm-x86/processor.h @@ -144,6 +144,15 @@ DECLARE_PER_CPU(struct cpuinfo_x86, cpu_info); #define current_cpu_data boot_cpu_data #endif +static inline int hlt_works(int cpu) +{ +#ifdef CONFIG_X86_32 + return cpu_data(cpu).hlt_works_ok; +#else + return 1; +#endif +} + #define cache_line_size() (boot_cpu_data.x86_cache_alignment) extern void cpu_detect(struct cpuinfo_x86 *c); -- 1.5.0.6
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