linux-kernel - Re: selftests: arm64: mte: check_prctl.c:72:17: error: use of undeclared identifier 'AT

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Message-ID: <45be60ff-385d-43ab-9b08-1c13477a4a01@sirena.org.uk>
Date: Tue, 15 Jul 2025 12:47:36 +0100
From: Mark Brown <broonie@...nel.org>
To: Naresh Kamboju <naresh.kamboju@...aro.org>
Cc: open list <linux-kernel@...r.kernel.org>,
	Linux ARM <linux-arm-kernel@...ts.infradead.org>,
	lkft-triage@...ts.linaro.org,
	Linux Regressions <regressions@...ts.linux.dev>,
	Yeoreum Yun <yeoreum.yun@....com>,
	Catalin Marinas <catalin.marinas@....com>,
	Arnd Bergmann <arnd@...db.de>,
	Dan Carpenter <dan.carpenter@...aro.org>,
	Anders Roxell <anders.roxell@...aro.org>,
	Shuah Khan <shuah@...nel.org>,
	Benjamin Copeland <ben.copeland@...aro.org>
Subject: Re: selftests: arm64: mte: check_prctl.c:72:17: error: use of
 undeclared identifier 'AT_HWCAP3'

On Tue, Jul 15, 2025 at 04:53:04PM +0530, Naresh Kamboju wrote:
> The selftests arm64 mte build failed on the Linux next-20250703 onwards
> with clang-20 toolchain. still seen on today's tag next-20250714.

I have a bodge for this which I see I didn't get round to sending out
last week while I was at an internal conference.

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