[RFC PATCH 4/6] ARM: kernel: update cpu_suspend code to use cache LoUIS operations
Shilimkar, Santosh
santosh.shilimkar at ti.com
Thu Sep 13 09:18:37 EDT 2012
On Thu, Sep 13, 2012 at 6:38 PM, Russell King - ARM Linux
<linux at arm.linux.org.uk> wrote:
> On Thu, Sep 13, 2012 at 06:31:35PM +0530, Shilimkar, Santosh wrote:
>> In the series, there is patch "[PATCH 3/6]" which adds an
>> API which let you operate on a specific level.
>
> Which is introduced but as far as I can see, is never used in the patch
> set. Therefore, it shouldn't be introduced.
>
> We've been here before many many many times, where people introduce stuff
> into the kernel, and then they never get around to using the damned stuff.
> It's happened far too many times to permit on a "but I will use it in the
> future" kind of arguments.
>
> If you're going to introduce something new, include the users in the patch
> set, or don't bother submitting the new function in the vague hope that
> some day it will get used.
Fair enough. We can postpone adding that API now in this series and
add it along with the user. For the record, it was added to use in the A15
low power code to operate on L1 and L2 levels based on the power domain
states.
Regards
santosh
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