Re: ACPI scan regression -> Boot fail on Cherrytrail w/ 5.11-rc3

[Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>]

>> Yep, those 'hacks' solve the boot problem on my device. I tried multiple
>> times and it's completely reproducible.
>>
>>> And can you collect an acpidump from the device and either send it to me and Rafael
>>> offlist, or upload it somewhere and send us a link ?
>>
>> will do
> 
> In addition to what Hans asked for, can you please build the kernel with the
> debug patch below applied (instead of the Hans' debug patch), try to boot
> the affected machine with it and see what is missing with respect to booting
> the kernel with the two problematic commits reverted?

Sorry, not following. Are you asking me to apply the patch below as well 
as revert the two problematic commits? Or just the patch below? the boot 
process is stuck without the reverts and I don't have a serial link to 
see what happens (closed form-factor).

> Also please send me the outout of "dmesg | grep "Enumeration" from the debug
> kernel if possible. >
> ---
>   drivers/acpi/scan.c |    2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> Index: linux-pm/drivers/acpi/scan.c
> ===================================================================
> --- linux-pm.orig/drivers/acpi/scan.c
> +++ linux-pm/drivers/acpi/scan.c
> @@ -1951,7 +1951,7 @@ static acpi_status acpi_bus_check_add(ac
>   		u32 count = acpi_scan_check_dep(handle);
>   		/* Bail out if the number of recorded dependencies is not 0. */
>   		if (count > 0) {
> -			acpi_bus_scan_second_pass = true;
> +			acpi_handle_info(handle, "Enumeration skipped\n");
>   			return AE_CTRL_DEPTH;
>   		}
>   	}
> 
> 
>