linux-kernel - Re: [PATCH v17 08/10] of: fdt: Aggregate the processing of "linux,usable-memory-range"

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Message-ID: <YbOC3NmxXsQb/Te/@robh.at.kernel.org>
Date:   Fri, 10 Dec 2021 10:39:56 -0600
From:   Rob Herring <robh@...nel.org>
To:     Zhen Lei <thunder.leizhen@...wei.com>
Cc:     Catalin Marinas <catalin.marinas@....com>,
        Thomas Gleixner <tglx@...utronix.de>,
        devicetree@...r.kernel.org, Eric Biederman <ebiederm@...ssion.com>,
        Kefeng Wang <wangkefeng.wang@...wei.com>,
        Borislav Petkov <bp@...en8.de>, linux-kernel@...r.kernel.org,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-kernel@...ts.infradead.org,
        Dave Young <dyoung@...hat.com>,
        Chen Zhou <dingguo.cz@...group.com>,
        Randy Dunlap <rdunlap@...radead.org>,
        "H . Peter Anvin" <hpa@...or.com>, Will Deacon <will@...nel.org>,
        Ingo Molnar <mingo@...hat.com>, kexec@...ts.infradead.org,
        Frank Rowand <frowand.list@...il.com>,
        Jonathan Corbet <corbet@....net>, x86@...nel.org,
        Baoquan He <bhe@...hat.com>, Vivek Goyal <vgoyal@...hat.com>,
        Feng Zhou <zhoufeng.zf@...edance.com>,
        linux-doc@...r.kernel.org
Subject: Re: [PATCH v17 08/10] of: fdt: Aggregate the processing of
 "linux,usable-memory-range"

On Fri, 10 Dec 2021 14:55:31 +0800, Zhen Lei wrote:
> Currently, we parse the "linux,usable-memory-range" property in
> early_init_dt_scan_chosen(), to obtain the specified memory range of the
> crash kernel. We then reserve the required memory after
> early_init_dt_scan_memory() has identified all available physical memory.
> Because the two pieces of code are separated far, the readability and
> maintainability are reduced. So bring them together.
> 
> Suggested-by: Rob Herring <robh@...nel.org>
> Signed-off-by: Zhen Lei <thunder.leizhen@...wei.com>
> Tested-by: Dave Kleikamp <dave.kleikamp@...cle.com>
> ---
>  drivers/of/fdt.c | 15 +++++++++++----
>  1 file changed, 11 insertions(+), 4 deletions(-)
> 

Reviewed-by: Rob Herring <robh@...nel.org>