[RFC PATCH v1 09/21] RISC-V: cacheflush: Initialize CBO variables on ACPI systems

[Conor Dooley]

On Fri, Aug 04, 2023 at 05:59:51PM +0300, Andy Shevchenko wrote:
> On Fri, Aug 04, 2023 at 02:50:34PM +0530, Sunil V L wrote:
> > On Fri, Aug 04, 2023 at 08:56:29AM +0300, Andy Shevchenko wrote:
> > > On Thu, Aug 03, 2023 at 11:29:04PM +0530, Sunil V L wrote:
> > > > Using new interface to get the CBO block size information in
> > > > RHCT, initialize the variables on ACPI platforms.
> 
> ...
> 
> > > > +#include <asm/acpi.h>
> > > 
> > > What do you need this for?
> > > 
> > > >  #include <asm/cacheflush.h>
> > > 
> > When CONFIG_ACPI is disabled, this include is required to get
> > acpi_get_cbo_block_size().
> 
> How is it useful without ACPI being enabled?

It is not, as evidenced by the `return -EINVAL;`.

> If it's indeed
> (in which I do not believe), better to make sure you have it
> avaiable independently on CONFIG_ACPI. Otherwise, just put
> #ifdef CONFIG_ACPI around the call.

Let's not litter the code with ifdeffery please where it can be easily
avoided.
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