linux-kernel - Re: [PATCH v2 1/1] x86: Add Isolated Memory Regions for Quark X1000

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Message-ID: <54C4151D.2080306@nexus-software.ie>
Date:	Sat, 24 Jan 2015 21:56:45 +0000
From:	Bryan O'Donoghue <pure.logic@...us-software.ie>
To:	Andy Shevchenko <andy.shevchenko@...il.com>,
	"Ong, Boon Leong" <boon.leong.ong@...el.com>
CC:	"tglx@...utronix.de" <tglx@...utronix.de>,
	"mingo@...hat.com" <mingo@...hat.com>,
	"hpa@...or.com" <hpa@...or.com>, "x86@...nel.org" <x86@...nel.org>,
	"dvhart@...radead.org" <dvhart@...radead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 1/1] x86: Add Isolated Memory Regions for Quark X1000

On 24/01/15 11:02, Andy Shevchenko wrote:
> On Sat, Jan 24, 2015 at 3:48 AM, Ong, Boon Leong
> <boon.leong.ong@...el.com> wrote:
>
>>> +static int imr_enabled(struct imr_regs *imr)
>> Do we want to make it inline perhaps since it is 1 liner?
>
> Since it is declared static I would even suggest the new name is_imr_enabled().

I think imr_is_enabled() is a better name. Every other function is imr_ 
prefixed.

>>> +
>>> +                      if ((imr_to_phys(imr.addr_lo) == base) &&
>>> +                          (imr_to_phys(imr.addr_hi) == max)) {
>> I think we need to take care of the size that has been fix-up here ...
>>
>>> +                              found = 1;
>>> +                              reg = i;
>
> According to your comment this line becomes redundant.
>

Ah but I still think though.

We eventually do an imr_write(reg, &imr); which I think reads better 
than imr_write(i, &imr);

--
BOD
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