linux-kernel - Re: [PATCH] x86/acpi: fix the comments in acpi_parse

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Date:   Thu, 7 Jun 2018 14:09:17 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Li RongQing <lirongqing@...du.com>
cc:     mingo@...hat.com, hpa@...or.com, x86@...nel.org,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/acpi: fix the comments in acpi_parse_lapic

On Thu, 7 Jun 2018, Li RongQing wrote:

> This should be permit to preallocate memory for all NR_CPUS

No. The comment is correct. The whole magic is there to size
num_possible_cpus correctly so that we can avoid allocating for NR_CPUS
which is most of the time larger than num_possible_cpus.

Thanks,

	tglx