Messages in this thread | | | Date | Fri, 20 Nov 2015 12:04:34 +0200 | Subject | Re: Hibernate resume bug around 3,18-rc2 - Full PAT support | From | vasvir@iit ... |
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> I've just found a potential issue: In case MTRR is disabled by the BIOS > the PAT register of the boot processor won't be restored after resume. > > Can you check whether pr_info("MTRR: Disabled\n") has been executed in > early boot? If yes, this might be a BIOS option. >
I don't have access right now. I will test it later tonight (This is my home machine).
Would $dmesg | grep -i mtrr suffice or I need to look for the mtrr somewere else e.g. /proc /sys etc?
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