linux-kernel - Re: [PATCH-RESEND] arm64/kexec: Fix missing extra range for crashkres

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Message-ID: <CAM7-yPRoBofD9+avRj1SH_GFogAnmJ7U8jJjbViH_hgOFBTX0w@mail.gmail.com>
Date:   Tue, 30 Aug 2022 17:30:29 +0900
From:   Yun Levi <ppbuk5246@...il.com>
To:     Baoquan He <bhe@...hat.com>
Cc:     will@...nel.org, chenzhou10@...wei.com, nramas@...ux.microsoft.com,
        thunder.leizhen@...wei.com, linux-arm-kernel@...ts.infradead.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        kexec@...ts.infradead.org
Subject: Re: [PATCH-RESEND] arm64/kexec: Fix missing extra range for crashkres_low.

> Right, excluding crashkernel region may cause memory region splitting,
> so we need extra slot for that.
>
> Meanwhile, can you fix above code comment mess? Otherwise, this looks
> good to me.

Thanks! I'll remove the comment.

> Or we can add extra 2 slots like we do in x86, it just add another 16
> bytes temporarily.

Agree. I'll send the patch again by modifying nr_ranges' initialized value as 2.

Thanks!