linux-kernel - Re: [PATCH v2] MIPS: replace add_memory

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Message-ID: <alpine.LFD.2.21.2010081628100.866917@eddie.linux-mips.org>
Date:   Thu, 8 Oct 2020 16:30:35 +0100 (BST)
From:   "Maciej W. Rozycki" <macro@...ux-mips.org>
To:     Serge Semin <fancer.lancer@...il.com>
cc:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Hauke Mehrtens <hauke@...ke-m.de>,
        Rafał Miłecki <zajec5@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        bcm-kernel-feedback-list@...adcom.com,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Keguang Zhang <keguang.zhang@...il.com>,
        John Crispin <john@...ozen.org>, linux-mips@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2] MIPS: replace add_memory_region with memblock

On Thu, 8 Oct 2020, Serge Semin wrote:

> At least I don't see a decent reason to preserve them. The memory registration
> method does nearly the same sanity checks. The memory reservation function
> defers a bit in adding the being reserved memory first. That seems redundant,
> since the reserved memory won't be available for the system anyway. Do I miss
> something?

 At the very least it serves informational purposes as it shows up in 
/proc/iomem.

  Maciej