Messages in this thread | | | Date | Sat, 9 Sep 2017 16:43:50 +0200 | From | Markus Trippelsdorf <> | Subject | Re: Current mainline git (24e700e291d52bd2) hangs when building e.g. perf |
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On 2017.09.09 at 16:33 +0200, Borislav Petkov wrote: > On Sat, Sep 09, 2017 at 04:20:14PM +0200, Markus Trippelsdorf wrote: > > > # rdmsr -a 0x00000410 > > > > 3fffffff > > 0 > > 0 > > 0 > > WTF?! Those should be equal on every CPU. Yikes, we need to pay > attention to those... Grrr. > > # wrmsr -a 0x00000410 0x3ffffbff > > should fix your issue.
No, it doesn't work:
x4 ~ # rdmsr -a 0x00000410 3fffffff 0 0 0 x4 ~ # wrmsr -a 0x00000410 0x3ffffbff x4 ~ # rdmsr -a 0x00000410 3ffffbff 0 0 0
-- Markus
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