linux-kernel - Re: [PATCH v7 04/13] arm64/acpi: Create arch specific cpu to acpi id helper

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Message-ID: <6763fdb6-92ac-c9cd-0cbc-e641e785b2d9@arm.com>
Date:   Tue, 6 Mar 2018 17:13:46 +0000
From:   Sudeep Holla <sudeep.holla@....com>
To:     Jeremy Linton <jeremy.linton@....com>, linux-acpi@...r.kernel.org
Cc:     Sudeep Holla <sudeep.holla@....com>,
        linux-arm-kernel@...ts.infradead.org, lorenzo.pieralisi@....com,
        hanjun.guo@...aro.org, rjw@...ysocki.net, will.deacon@....com,
        catalin.marinas@....com, gregkh@...uxfoundation.org,
        mark.rutland@....com, linux-kernel@...r.kernel.org,
        linux-riscv@...ts.infradead.org, wangxiongfeng2@...wei.com,
        vkilari@...eaurora.org, ahs3@...hat.com, dietmar.eggemann@....com,
        morten.rasmussen@....com, palmer@...ive.com, lenb@...nel.org,
        john.garry@...wei.com, austinwc@...eaurora.org,
        tnowicki@...iumnetworks.com
Subject: Re: [PATCH v7 04/13] arm64/acpi: Create arch specific cpu to acpi id
 helper



On 28/02/18 22:06, Jeremy Linton wrote:
> Its helpful to be able to lookup the acpi_processor_id associated
> with a logical cpu. Provide an arm64 helper to do this.
> 

This patch on it's own is good, but it's quite generic and made to look
at it again. Sorry for missing this earlier.

Can we use "per_cpu(processors, cpu)->acpi_id" at call sites instead ?
Or you can make that a generic helper using above expression ?

-- 
Regards,
Sudeep