Messages in this thread | | | Subject | Re: 2.6.4-mm2 | From | Len Brown <> | Date | 19 Mar 2004 23:27:57 -0500 |
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On Fri, 2004-03-19 at 23:19, Brown, Len wrote: > On Fri, 2004-03-19 at 21:53, Mark Wong wrote: > > > > Thanks, so it's the CPU scheduler changes. Is that machine > > hyperthreaded? > > > And do you have CONFIG_X86_HT enabled? > > > > Yes and CONFIG_X86_HT is enabled but I have hyperthreading disabled > > with > > 'acpi=off noht' (whichever one does it.) > > CONFIG_X86_HT=y does not enable HT. > CONFIG_X86_HT=n does not disable HT. > It only controls if the cpu_sibling_map[] etc. are initialized. > > acpi=off does not disable HT
oops, that line incorrect. we fixed "acpi=off" to _really_ mean ACPI off -- table parsing and all, so it does disable HT, along w/ all the other stuff that depends on ACPI.
> "noht" doesn't exist. > > Please see my message yesterday w/ subject "how to disable HT" > > cheers, > -Len
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