[PATCH] acpi, spcr: Make SPCR available to x86

Prarit Bhargava prarit at redhat.com
Tue Jan 23 04:41:56 PST 2018



On 01/22/2018 04:49 PM, Timur Tabi wrote:
> On 01/18/2018 09:09 AM, Prarit Bhargava wrote:
>>       if (acpi_disabled) {
>> -        if (earlycon_init_is_deferred)
>> +        if (earlycon_acpi_spcr_enable)
> 
> This patch works for me, so I can ACK it, but first you might want to rename
> earlycon_acpi_spcr_enable, because these two lines don't make much sense.
> 
> "If ACPI is disabled, and ACPI SCPR is enabled, then ...."
> 
> If ACPI is disabled, then how can a variable called "earlycon_acpi_spcr_enable"
> be true?
> 
> Would it make more sense to rename it to earlycon_spcr_enable?
> 

acpi_disabled is a global runtime flag that can be set via "acpi=off" on the
command line.  It does not disable the tables, only the reading and interpreting
of the data in the tables.

P.



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