linux-kernel - Re: [PATCH v4 00/14] kexec: introduce Kexec HandOver (KHO)

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Message-Id: <20250206162939.a1f86fb835f1eeb7ed73ff1c@linux-foundation.org>
Date: Thu, 6 Feb 2025 16:29:39 -0800
From: Andrew Morton <akpm@...ux-foundation.org>
To: Mike Rapoport <rppt@...nel.org>
Cc: linux-kernel@...r.kernel.org, Alexander Graf <graf@...zon.com>, Andy
 Lutomirski <luto@...nel.org>, Anthony Yznaga <anthony.yznaga@...cle.com>,
 Arnd Bergmann <arnd@...db.de>, Ashish Kalra <ashish.kalra@....com>,
 Benjamin Herrenschmidt <benh@...nel.crashing.org>, Borislav Petkov
 <bp@...en8.de>, Catalin Marinas <catalin.marinas@....com>, Dave Hansen
 <dave.hansen@...ux.intel.com>, David Woodhouse <dwmw2@...radead.org>, Eric
 Biederman <ebiederm@...ssion.com>, Ingo Molnar <mingo@...hat.com>, James
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 Kozlowski <krzk@...nel.org>, Mark Rutland <mark.rutland@....com>, Paolo
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 "H. Peter Anvin" <hpa@...or.com>, Peter Zijlstra <peterz@...radead.org>,
 Pratyush Yadav <ptyadav@...zon.de>, Rob Herring <robh+dt@...nel.org>, Rob
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 Stanislav Kinsburskii <skinsburskii@...ux.microsoft.com>, Steven Rostedt
 <rostedt@...dmis.org>, Thomas Gleixner <tglx@...utronix.de>, Tom Lendacky
 <thomas.lendacky@....com>, Usama Arif <usama.arif@...edance.com>, Will
 Deacon <will@...nel.org>, devicetree@...r.kernel.org,
 kexec@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org,
 linux-doc@...r.kernel.org, linux-mm@...ck.org, x86@...nel.org
Subject: Re: [PATCH v4 00/14] kexec: introduce Kexec HandOver (KHO)

On Thu,  6 Feb 2025 15:27:40 +0200 Mike Rapoport <rppt@...nel.org> wrote:

> This a next version of Alex's "kexec: Allow preservation of ftrace buffers"
> series (https://lore.kernel.org/all/20240117144704.602-1-graf@amazon.com),
> just to make things simpler instead of ftrace we decided to preserve
> "reserve_mem" regions.
> 
> The patches are also available in git:
> https://git.kernel.org/rppt/h/kho/v4
> 
> 
> Kexec today considers itself purely a boot loader: When we enter the new
> kernel, any state the previous kernel left behind is irrelevant and the
> new kernel reinitializes the system.

I tossed this into mm.git for some testing and exposure.

What merge path are you anticipating?

Review activity seems pretty thin thus far?