Re: [PATCH v4 04/14] memblock: introduce memmap_init_kho_scratch()

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To: Mike Rapoport <rppt@xxxxxxxxxx>
Subject: Re: [PATCH v4 04/14] memblock: introduce memmap_init_kho_scratch()
From: Wei Yang <richard.weiyang@xxxxxxxxx>
Date: Mon, 24 Feb 2025 03:02:42 +0000
Cc: linux-kernel@xxxxxxxxxxxxxxx, Alexander Graf <graf@xxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Anthony Yznaga <anthony.yznaga@xxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Ashish Kalra <ashish.kalra@xxxxxxx>, Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, David Woodhouse <dwmw2@xxxxxxxxxxxxx>, Eric Biederman <ebiederm@xxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, James Gowans <jgowans@xxxxxxxxxx>, Jonathan Corbet <corbet@xxxxxxx>, Krzysztof Kozlowski <krzk@xxxxxxxxxx>, Mark Rutland <mark.rutland@xxxxxxx>, Paolo Bonzini <pbonzini@xxxxxxxxxx>, Pasha Tatashin <pasha.tatashin@xxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Pratyush Yadav <ptyadav@xxxxxxxxx>, Rob Herring <robh+dt@xxxxxxxxxx>, Rob Herring <robh@xxxxxxxxxx>, Saravana Kannan <saravanak@xxxxxxxxxx>, Stanislav Kinsburskii <skinsburskii@xxxxxxxxxxxxxxxxxxx>, Steven Rostedt <rostedt@xxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Tom Lendacky <thomas.lendacky@xxxxxxx>, Usama Arif <usama.arif@xxxxxxxxxxxxx>, Will Deacon <will@xxxxxxxxxx>, devicetree@xxxxxxxxxxxxxxx, kexec@xxxxxxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-doc@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, x86@xxxxxxxxxx
In-reply-to: <20250206132754.2596694-5-rppt@kernel.org>
References: <20250206132754.2596694-1-rppt@kernel.org> <20250206132754.2596694-5-rppt@kernel.org>
Reply-to: Wei Yang <richard.weiyang@xxxxxxxxx>
User-agent: NeoMutt/20170113 (1.7.2)

On Thu, Feb 06, 2025 at 03:27:44PM +0200, Mike Rapoport wrote:
>From: "Mike Rapoport (Microsoft)" <rppt@xxxxxxxxxx>
>
>With deferred initialization of struct page it will be necessary to
>initialize memory map for KHO scratch regions early.
>
>Add memmap_init_kho_scratch() method that will allow such initialization

memmap_init_kho_scratch_pages ?

>in upcoming patches.
>

-- 
Wei Yang
Help you, Help me

References:
- [PATCH v4 00/14] kexec: introduce Kexec HandOver (KHO)
  - From: Mike Rapoport
- [PATCH v4 04/14] memblock: introduce memmap_init_kho_scratch()
  - From: Mike Rapoport

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