linux-kernel - Re: Fwd: ./include/linux/mmzone.h:1735:2: error: #error Allocator MAX_ORDER exceeds SECTION

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Message-ID: <5d22e1e9-0307-3664-8b4a-99caaaaa4315@gmail.com>
Date:   Wed, 24 May 2023 19:58:16 +0700
From:   Bagas Sanjaya <bagasdotme@...il.com>
To:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux PowerPC <linuxppc-dev@...ts.ozlabs.org>,
        Linux Memory Management List <linux-mm@...ck.org>,
        Linux Regressions <regressions@...ts.linux.dev>
Cc:     "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Michael Ellerman <mpe@...erman.id.au>, Zi Yan <ziy@...dia.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        doru iorgulescu <doru.iorgulescu1@...il.com>,
        Nicholas Piggin <npiggin@...il.com>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Fabiano Rosas <farosas@...ux.ibm.com>,
        Athira Rajeev <atrajeev@...ux.vnet.ibm.com>,
        Disha Goel <disgoel@...ux.vnet.ibm.com>
Subject: Re: Fwd: ./include/linux/mmzone.h:1735:2: error: #error Allocator
 MAX_ORDER exceeds SECTION_SIZE (v6.4-rc3 build regression)

On 5/24/23 17:58, Bagas Sanjaya wrote:
> Anyway, I'm adding it to regzbot:
> 
> #regzbot introduced: 23baf831a32c04f https://bugzilla.kernel.org/show_bug.cgi?id=217477
> #regzbot title: Allocator MAX_ORDER exceeds SECTION_SIZE caused by MAX_ORDER redefinition
> 

>From bugzilla [1], the reporter had successfully tried the proposed
kernel config fix, so:

#regzbot resolve: reducing CONFIG_ARCH_FORCE_MAX_ORDER to 8 resolves the regression

Thanks for all who participates in this regression report!

[1]: https://bugzilla.kernel.org/show_bug.cgi?id=217477#c8

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