Messages in this thread Patch in this message | | | From | "CIJOML" <> | Subject | PATCH: enable PAT at Pentium M 1.7 GHz | Date | Fri, 08 Aug 2008 21:57:43 +0200 |
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Hi there,
Sending oneliner enabling PAT at my Pentium M 1.7 GHz CPU. It simply works. Thanks for inclusion:
--- linux-2.6.26.2/arch/x86/kernel/cpu/addon_cpuid_features.c 2008-08-08 21:52:20.000000000 +0200 +++ linux-2.6.26.2/arch/x86/kernel/cpu/addon_cpuid_features.c 2008-08-08 21:41:17.000000000 +0200 @@ -59,7 +59,7 @@ return; break; case X86_VENDOR_INTEL: - if (c->x86 == 0xF || (c->x86 == 6 && c->x86_model >= 15)) + if (c->x86 == 0xF || (c->x86 == 6 && c->x86_model >= 13)) return; break; } Listik:/usr/src# cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 13 model name : Intel(R) Pentium(R) M processor 1.70GHz stepping : 6 cpu MHz : 600.000 cache size : 2048 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr mce cx8 apic sep mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 ss tm pbe bts est tm2 bogomips : 1200.47 clflush size : 64 power management:
before: Aug 8 19:08:27 Listik kernel: PAT disabled. Not yet verified on this CPU type.
after: Aug 8 21:43:34 Listik kernel: x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
Bye
Michal
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