linux-kernel - include/linux/mm.h:4224:20: error: redefinition of 'pgalloc_tag

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Message-ID: <CA+G9fYvLE55OjpQ4xs_w15+xBYi1BPJf2xTTFORA1zWAvqw91g@mail.gmail.com>
Date: Tue, 19 Nov 2024 10:17:07 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: linux-mm <linux-mm@...ck.org>, open list <linux-kernel@...r.kernel.org>, 
	lkft-triage@...ts.linaro.org, Linux Regressions <regressions@...ts.linux.dev>
Cc: Sasha Levin <sashal@...nel.org>, Andrew Morton <akpm@...ux-foundation.org>, 
	"Matthew Wilcox (Oracle)" <willy@...radead.org>, Arnd Bergmann <arnd@...db.de>, 
	Dan Carpenter <dan.carpenter@...aro.org>, Anders Roxell <anders.roxell@...aro.org>, 
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: include/linux/mm.h:4224:20: error: redefinition of 'pgalloc_tag_split'

The arm64, armv7, riscv and x86 builds failed on the Sasha Linus-next tree.
Please find more details below

Build failed
arm64:
  * build/clang-19-lkftconfig
  * build/gcc-13-lkftconfig
  * build/gcc-13-lkftconfig-kunit
  * build/gcc-13-tinyconfig

arm:
  * build/clang-19-lkftconfig
  * build/gcc-13-lkftconfig

riscv:
  * build/clang-19-lkftconfig
  * build/gcc-13-lkftconfig

x86:
  * build/clang-19-lkftconfig
  * build/gcc-13-lkftconfig

First seen on commit sha id a5b57900c6611b0a44e95b4ed011108435b43898.
Good: 6f9dfbd5bd86f54c62ebd3a7b41fb37ac4520762
Bad:  a5b57900c6611b0a44e95b4ed011108435b43898

Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>

Build log:
-----
include/linux/mm.h:4224:20: error: redefinition of 'pgalloc_tag_split'
 4224 | static inline void pgalloc_tag_split(struct folio *folio, int
old_order, int new_order)
      |                    ^~~~~~~~~~~~~~~~~
In file included from include/linux/mm.h:8:
include/linux/pgalloc_tag.h:247:20: note: previous definition of
'pgalloc_tag_split' with type 'void(struct folio *, int,  int)'
  247 | static inline void pgalloc_tag_split(struct folio *folio, int
old_order, int new_order) {}
      |                    ^~~~~~~~~~~~~~~~~
include/linux/mm.h:4228:20: error: redefinition of 'pgalloc_tag_copy'
 4228 | static inline void pgalloc_tag_copy(struct folio *new, struct
folio *old)
      |                    ^~~~~~~~~~~~~~~~
include/linux/pgalloc_tag.h:248:20: note: previous definition of
'pgalloc_tag_copy' with type 'void(struct folio *, struct folio *)'
  248 | static inline void pgalloc_tag_copy(struct folio *new, struct
folio *old) {}
      |                    ^~~~~~~~~~~~~~~~
make[3]: *** [scripts/Makefile.build:102:
arch/arm64/kernel/asm-offsets.s] Error 1

Boot log:
---------
- https://qa-reports.linaro.org/lkft/sashal-linus-next/build/v6.11-17648-ga5b57900c661/testrun/25904050/suite/build/test/gcc-13-lkftconfig-libgpiod/log
- https://qa-reports.linaro.org/lkft/sashal-linus-next/build/v6.11-17648-ga5b57900c661/testrun/25904050/suite/build/test/gcc-13-lkftconfig-libgpiod/details/
- https://qa-reports.linaro.org/lkft/sashal-linus-next/build/v6.11-17648-ga5b57900c661/testrun/25903704/suite/build/test/gcc-13-lkftconfig/history/

Build image:
-----------
- https://storage.tuxsuite.com/public/linaro/lkft/builds/2p3Kl6GpLiKKJQQYlKrOay5O3XI/

Steps to reproduce:
------------
- tuxmake --runtime podman --target-arch arm64 --toolchain gcc-13
--kconfig https://storage.tuxsuite.com/public/linaro/lkft/builds/2p3Kl6GpLiKKJQQYlKrOay5O3XI/config

metadata:
----
git repo: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linus-next.git
git sha: a5b57900c6611b0a44e95b4ed011108435b43898
kernel config:
https://storage.tuxsuite.com/public/linaro/lkft/builds/2p3Kl6GpLiKKJQQYlKrOay5O3XI/config
build url: https://storage.tuxsuite.com/public/linaro/lkft/builds/2p3Kl6GpLiKKJQQYlKrOay5O3XI/
toolchain: gcc-13 and clang-19
config: gcc-13-lkftconfig
arch: arm64, arm, riscv and x86

--
Linaro LKFT
https://lkft.linaro.org