linux-kernel - Re: [PATCH v2] of: make MAX_RESERVED

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Message-ID: <YZLlSd9vPXpQFz5b@debian>
Date:   Tue, 16 Nov 2021 06:55:05 +0800
From:   Calvin Zhang <calvinzhang.cool@...il.com>
To:     Rob Herring <robh+dt@...nel.org>
Cc:     Calvin Zhang <calvinzhang.cool@...il.com>,
        Randy Dunlap <rdunlap@...radead.org>,
        Frank Rowand <frowand.list@...il.com>,
        devicetree@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] of: make MAX_RESERVED_REGIONS configurable

On Mon, Nov 15, 2021 at 08:05:45AM -0600, Rob Herring wrote:
>On Mon, Nov 15, 2021 at 1:33 AM Calvin Zhang <calvinzhang.cool@...il.com> wrote:
>>
>> MAX_RESERVED_REGIONS has changed several times. Max reserved regions
>> count grows bigger as more SOC subsystems require reserved regions.
>>
>> Add a Kconfig for it so that when properly configured, the static
>> reserved_mem array consumes less memory on systems with few reserved
>> regions.
>
>Please read prior discussions:
>
>https://lore.kernel.org/all/?q=of+MAX_RESERVED_REGIONS
>
>And these 2 in particular:
>
>https://lore.kernel.org/all/CAL_JsqJQcWsguwfehAoaRf4o-2VqXxSzKzTqg7s4+N1bp=6V5Q@mail.gmail.com/
>https://lore.kernel.org/all/CAL_JsqLGvUYQmCGXLgSO+6kFj2i87dpaTbMGbyu5oMt=eeu35A@mail.gmail.com/
>
OK. I will try to make the array dynamic.

Thanks,
Calvin