resume slow on Thinkpad T42 FreeBSD 8-STABLE

[John Baldwin]

On Tuesday, September 28, 2010 3:57:01 pm Vitaly Magerya wrote:
> Jung-uk Kim wrote:
> >> - the mouse doesn't work until I restart moused manually
> > 
> > I always use hint.psm.0.flags="0x6000" in /boot/loader.conf, i.e., 
> > turn on both HOOKRESUME and INITAFTERSUSPEND, to work around similar 
> > problem on different laptop.
> 
> Yes, that helps (after the stall period).
> 
> > Can you please report other problems in the appropriate ML?
> > 
> > em ->		freebsd-net@
> > usb ->	freebsd-usb@
> > acpi_ec ->	freebsd-acpi@
> 
> I will try to do so.
> 
> I'm not sure about acpi_ec issue though; it's only a warning, and it
> doesn't cause me any troubles.
> 
> I also have this kernel message once in a few hours (seemingly random)
> if I used sleep/resume before:
> 
>   MCA: Bank 1, Status 0xe2000000000001f5
>   MCA: Global Cap 0x0000000000000005, Status 0x0000000000000000
>   MCA: Vendor "GenuineIntel", ID 0x695, APIC ID 0
>   MCA: CPU 0 UNCOR PCC OVER DCACHE L1 ??? error
> 
> But once again, it doesn't really cause any problems.

A true uncorrected machine check would trigger a MC# fault and panic.  I think 
this is just garbage in the MCx banks.  Are you running the latest 8-stable?  
The change to reset the banks on resume was MFC'd in r210509 on July 26.

-- 
John Baldwin