Re: disabling secondary CPU hangs / system fails to suspend with kernel 4.19+

From: Thomas MÃller
Date: Fri Apr 12 2019 - 01:30:29 EST


Hi,

good news: starting with 5.0.6 suspend is working again.

Best regards
Thomas

Am 29.03.19 um 10:22 schrieb Thomas MÃller:
> Hi,
>
> Am 18.03.19 um 12:57 schrieb Peter Zijlstra:
>> On Fri, Mar 15, 2019 at 09:21:02PM +0100, Thomas MÃller wrote:
>>> I've just re-tested with runlevel 3.
>>> Not a real VGA console, but at least no Wayland or Gnome to interfere...
>>>
>>> `echo 0 > /sys/...` just blocks and no message whatsoever is visible in dmesg.
>>>
>>> I've executed `echo 0 > ...` in the background to keep my console functional and I can e.g. echo
>>> something to /dev/kmsg and it shows up, so reading/updating the log buffer appears to be working
>>> just fine.
>>
>> Damn.. Thanks for trying. I'll see if I can come up with something, but
>> I'm out of idea for now :/
>>
> Any new ideas so far?
>
> For reference:
> I've just tested a vanilla 5.0.5 with localmodconfig (attached)... same behavior :(
>
>
> Best regards
> Thomas
>