linux-kernel - Re: [PATCH v6 0/2] arm64: kdump: simplify the reservation behaviour of crashkernel=,high

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Message-ID: <ZIZTcEjdJOqXanJS@MiWiFi-R3L-srv>
Date:   Mon, 12 Jun 2023 07:06:24 +0800
From:   Baoquan He <bhe@...hat.com>
To:     Catalin Marinas <catalin.marinas@....com>
Cc:     linux-kernel@...r.kernel.org, Will Deacon <will@...nel.org>,
        horms@...nel.org, thunder.leizhen@...wei.com,
        John.p.donnelly@...cle.com, kexec@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v6 0/2] arm64: kdump: simplify the reservation behaviour
 of crashkernel=,high

On 06/11/23 at 03:31pm, Catalin Marinas wrote:
> On Sun, Jun 11, 2023 at 08:15:07PM +0800, Baoquan He wrote:
> > On 06/09/23 at 08:30pm, Catalin Marinas wrote:
> > > On Mon, 15 May 2023 14:02:57 +0800, Baoquan He wrote:
> > > > In v5 patch, Catalin helped review and acked the patch. However, an
> > > > uninitialized local varilable is warned out by static checker when Will
> > > > tried to merge the patch. And Will complained the code flow in
> > > > reserve_crashkernel() is hard to follow, required to refactor. While
> > > > when I tried to do the refactory, I feel it's not easy, the existing
> > > > several cases causes that.
> > > > 
> > > > [...]
> > > 
> > > Applied to arm64 (for-next/kdump).
> > > 
> > > I reworte some of the paragraphs in the documentation patch, removed
> > > some sentences to make it easier to read (some details were pretty
> > > obvious). Please have a look, if you think I missed something important,
> > > just send a patch on top. Thanks.
> > > 
> > > [1/2] arm64: kdump: simplify the reservation behaviour of crashkernel=,high
> > >       https://git.kernel.org/arm64/c/6c4dcaddbd36
> > > [2/2] Documentation: add kdump.rst to present crashkernel reservation on arm64
> > >       https://git.kernel.org/arm64/c/03dc0e05407f
> > 
> > Could you help add below code change into the document patch commit? I
> > forgot adding it and got warning report from lkp test robot.
> > 
> > https://lore.kernel.org/oe-kbuild-all/202306110549.ynH2Juok-lkp@intel.com/
> > 
> > diff --git a/Documentation/arm64/index.rst b/Documentation/arm64/index.rst
> > index ae21f8118830..dcfebddb6088 100644
> > --- a/Documentation/arm64/index.rst
> > +++ b/Documentation/arm64/index.rst
> > @@ -25,6 +25,7 @@ ARM64 Architecture
> >      sve
> >      tagged-address-abi
> >      tagged-pointers
> > +    kdump
> 
> I've seen the warning as well. Please send a patch fixing this as I try
> to avoid rebasing. Also we keep this part in alphabetical order.

Has sent a patch to fix that, thanks.