linux-kernel - Re: [PATCH 5.15 000/392] 5.15.197-rc1 review

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Message-ID: <41e4124d-8cb3-44b9-871b-8fa64b54b303@sirena.org.uk>
Date: Wed, 3 Dec 2025 18:46:06 +0000
From: Mark Brown <broonie@...nel.org>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: stable@...r.kernel.org, patches@...ts.linux.dev,
	linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, linux@...ck-us.net, shuah@...nel.org,
	patches@...nelci.org, lkft-triage@...ts.linaro.org, pavel@...x.de,
	jonathanh@...dia.com, f.fainelli@...il.com,
	sudipm.mukherjee@...il.com, rwarsow@....de, conor@...nel.org,
	hargar@...rosoft.com, achill@...ill.org, sr@...dewatkins.com
Subject: Re: [PATCH 5.15 000/392] 5.15.197-rc1 review

On Wed, Dec 03, 2025 at 04:22:30PM +0100, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 5.15.197 release.
> There are 392 patches in this series, all will be posted as a response
> to this one.  If anyone has any issues with these being applied, please
> let me know.

I'm seeing a build failure in the KVM selftests on arm64 with this, due
to dddac591bc98 (tools bitmap: Add missing asm-generic/bitsperlong.h
include):

aarch64-linux-gnu-gcc -Wall -Wstrict-prototypes -Wuninitialized -O2 -g -std=gnu9
9 -fno-stack-protector -fno-PIE -I../../../../tools/include -I../../../../tools/
arch/arm64/include -I../../../../usr/include/ -Iinclude -I. -Iinclude/aarch64 -I
..   -pthread  -no-pie    dirty_log_perf_test.c /build/stage/build-work/kselftes
t/kvm/libkvm.a  -o /build/stage/build-work/kselftest/kvm/dirty_log_perf_test
In file included from ../../../../tools/include/linux/bitmap.h:6,
                 from dirty_log_perf_test.c:15:
../../../../tools/include/asm-generic/bitsperlong.h:14:2: error: #error Inconsis
tent word size. Check asm/bitsperlong.h
   14 | #error Inconsistent word size. Check asm/bitsperlong.h
      |  ^~~~~
In file included from ../../../../usr/include/asm-generic/int-ll64.h:12,
                 from ../../../../usr/include/asm-generic/types.h:7,
                 from ../../../../usr/include/asm/types.h:1,
                 from ../../../../tools/include/linux/bitops.h:5,
                 from ../../../../tools/include/linux/bitmap.h:8:
../../../../usr/include/asm/bitsperlong.h:20:9: warning: "__BITS_PER_LONG" redefined
   20 | #define __BITS_PER_LONG 64
      |         ^~~~~~~~~~~~~~~
In file included from ../../../../tools/include/asm-generic/bitsperlong.h:5:
../../../../tools/include/uapi/asm-generic/bitsperlong.h:12:9: note: this is the location of the previous definition
   12 | #define __BITS_PER_LONG 32
      |         ^~~~~~~~~~~~~~~

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