Messages in this thread |  | | | Date | Sat, 6 Sep 2008 14:09:54 +0200 | | From | Ingo Molnar <> | | Subject | Re: [PATCH 2/2] x86: calling early_init_xxx in init_xxx |
* Yinghai Lu <yhlu.kernel@gmail.com> wrote:
> so> 1. could set some cap to ap> 2. restore some cap after memset in identify_cpu for boot cpu
> > esp for CONSTANT_TSC> > before this patch:> flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm 3dnowext 3dnow rep_good nopl pni monitor cx16 lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs
> > after this patch:> flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm 3dnowext 3dnow constant_tsc rep_good nopl pni monitor cx16 lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs
> > constant_tsc is back...
applied to tip/x86/unify-cpu-detect, thanks Yinghai.
Ingo
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