From: Catalin Marinas <catalin.marinas@arm.com>
To: Will Deacon <will@kernel.org>,
Andre Przywara <andre.przywara@arm.com>,
Shuah Khan <shuah@kernel.org>
Cc: clang-built-linux@googlegroups.com,
Nick Desaulniers <ndesaulniers@google.com>,
Amit Daniel Kachhap <amit.kachhap@arm.com>,
linux-kselftest@vger.kernel.org, Mark Brown <broonie@kernel.org>,
linux-arm-kernel@lists.infradead.org,
Vincenzo Frascino <vincenzo.frascino@arm.com>,
Nathan Chancellor <nathan@kernel.org>
Subject: Re: [PATCH 00/11] kselftest/arm64: mte: Fix feature detection and compilation
Date: Tue, 23 Mar 2021 17:54:01 +0000 [thread overview]
Message-ID: <161652203083.28887.4073099105213789837.b4-ty@arm.com> (raw)
In-Reply-To: <20210319165334.29213-1-andre.przywara@arm.com>
On Fri, 19 Mar 2021 16:53:23 +0000, Andre Przywara wrote:
> When trying to run the arm64 MTE (Memory Tagging Extension) selftests
> on a model with the new FEAT_MTE3 capability, the MTE feature detection
> failed, because it was overzealously checking for one exact feature
> version only (0b0010). Trying to fix that (patch 06/11) led me into the
> rabbit hole of userland tool compilation, which triggered patches
> 01-05/11, to let me actually compile the selftests on an arm64
> machine running Ubuntu 20.04. Before I actually fixed that, I tried some
> other compiler and distro; patches 07 and 08 are my witnesses.
> Then I got brave and tried clang: entering patches 09/11 and 10/11.
> Eventually I tried to run the whole thing on that model again, and,
> you guessed it, patch 11/11 concludes this apparent "2 minute job".
>
> [...]
Applied to arm64 (for-next/kselftest), thanks!
[01/11] kselftest/arm64: mte: Fix compilation with native compiler
https://git.kernel.org/arm64/c/4a423645bc26
[02/11] kselftest/arm64: mte: Fix pthread linking
https://git.kernel.org/arm64/c/e5decefd884d
[03/11] kselftest/arm64: mte: ksm_options: Fix fscanf warning
https://git.kernel.org/arm64/c/31c88729a7ad
[04/11] kselftest/arm64: mte: user_mem: Fix write() warning
https://git.kernel.org/arm64/c/40de85226fec
[05/11] kselftest/arm64: mte: common: Fix write() warnings
https://git.kernel.org/arm64/c/4dfc9d30a8ab
[06/11] kselftest/arm64: mte: Fix MTE feature detection
https://git.kernel.org/arm64/c/b17f265bb4cc
[07/11] kselftest/arm64: mte: Use cross-compiler if specified
https://git.kernel.org/arm64/c/28cc9b3d8996
[08/11] kselftest/arm64: mte: Output warning about failing compiler
https://git.kernel.org/arm64/c/6b9bbb7f934d
[09/11] kselftest/arm64: mte: Makefile: Fix clang compilation
https://git.kernel.org/arm64/c/adb73140eec7
[10/11] kselftest/arm64: mte: Fix clang warning
https://git.kernel.org/arm64/c/005a62f6d269
[11/11] kselftest/arm64: mte: Report filename on failing temp file creation
https://git.kernel.org/arm64/c/b4985bb88afb
--
Catalin
WARNING: multiple messages have this Message-ID (diff)
From: Catalin Marinas <catalin.marinas@arm.com>
To: Will Deacon <will@kernel.org>,
Andre Przywara <andre.przywara@arm.com>,
Shuah Khan <shuah@kernel.org>
Cc: clang-built-linux@googlegroups.com,
Nick Desaulniers <ndesaulniers@google.com>,
Amit Daniel Kachhap <amit.kachhap@arm.com>,
linux-kselftest@vger.kernel.org, Mark Brown <broonie@kernel.org>,
linux-arm-kernel@lists.infradead.org,
Vincenzo Frascino <vincenzo.frascino@arm.com>,
Nathan Chancellor <nathan@kernel.org>
Subject: Re: [PATCH 00/11] kselftest/arm64: mte: Fix feature detection and compilation
Date: Tue, 23 Mar 2021 17:54:01 +0000 [thread overview]
Message-ID: <161652203083.28887.4073099105213789837.b4-ty@arm.com> (raw)
In-Reply-To: <20210319165334.29213-1-andre.przywara@arm.com>
On Fri, 19 Mar 2021 16:53:23 +0000, Andre Przywara wrote:
> When trying to run the arm64 MTE (Memory Tagging Extension) selftests
> on a model with the new FEAT_MTE3 capability, the MTE feature detection
> failed, because it was overzealously checking for one exact feature
> version only (0b0010). Trying to fix that (patch 06/11) led me into the
> rabbit hole of userland tool compilation, which triggered patches
> 01-05/11, to let me actually compile the selftests on an arm64
> machine running Ubuntu 20.04. Before I actually fixed that, I tried some
> other compiler and distro; patches 07 and 08 are my witnesses.
> Then I got brave and tried clang: entering patches 09/11 and 10/11.
> Eventually I tried to run the whole thing on that model again, and,
> you guessed it, patch 11/11 concludes this apparent "2 minute job".
>
> [...]
Applied to arm64 (for-next/kselftest), thanks!
[01/11] kselftest/arm64: mte: Fix compilation with native compiler
https://git.kernel.org/arm64/c/4a423645bc26
[02/11] kselftest/arm64: mte: Fix pthread linking
https://git.kernel.org/arm64/c/e5decefd884d
[03/11] kselftest/arm64: mte: ksm_options: Fix fscanf warning
https://git.kernel.org/arm64/c/31c88729a7ad
[04/11] kselftest/arm64: mte: user_mem: Fix write() warning
https://git.kernel.org/arm64/c/40de85226fec
[05/11] kselftest/arm64: mte: common: Fix write() warnings
https://git.kernel.org/arm64/c/4dfc9d30a8ab
[06/11] kselftest/arm64: mte: Fix MTE feature detection
https://git.kernel.org/arm64/c/b17f265bb4cc
[07/11] kselftest/arm64: mte: Use cross-compiler if specified
https://git.kernel.org/arm64/c/28cc9b3d8996
[08/11] kselftest/arm64: mte: Output warning about failing compiler
https://git.kernel.org/arm64/c/6b9bbb7f934d
[09/11] kselftest/arm64: mte: Makefile: Fix clang compilation
https://git.kernel.org/arm64/c/adb73140eec7
[10/11] kselftest/arm64: mte: Fix clang warning
https://git.kernel.org/arm64/c/005a62f6d269
[11/11] kselftest/arm64: mte: Report filename on failing temp file creation
https://git.kernel.org/arm64/c/b4985bb88afb
--
Catalin
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next prev parent reply other threads:[~2021-03-23 17:55 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-19 16:53 [PATCH 00/11] kselftest/arm64: mte: Fix feature detection and compilation Andre Przywara
2021-03-19 16:53 ` Andre Przywara
2021-03-19 16:53 ` [PATCH 01/11] kselftest/arm64: mte: Fix compilation with native compiler Andre Przywara
2021-03-19 16:53 ` Andre Przywara
2021-03-19 17:29 ` Nick Desaulniers
2021-03-19 17:29 ` Nick Desaulniers
2021-03-19 16:53 ` [PATCH 02/11] kselftest/arm64: mte: Fix pthread linking Andre Przywara
2021-03-19 16:53 ` Andre Przywara
2021-03-19 16:53 ` [PATCH 03/11] kselftest/arm64: mte: ksm_options: Fix fscanf warning Andre Przywara
2021-03-19 16:53 ` Andre Przywara
2021-03-19 16:53 ` [PATCH 04/11] kselftest/arm64: mte: user_mem: Fix write() warning Andre Przywara
2021-03-19 16:53 ` Andre Przywara
2021-03-19 16:53 ` [PATCH 05/11] kselftest/arm64: mte: common: Fix write() warnings Andre Przywara
2021-03-19 16:53 ` Andre Przywara
2021-03-19 16:53 ` [PATCH 06/11] kselftest/arm64: mte: Fix MTE feature detection Andre Przywara
2021-03-19 16:53 ` Andre Przywara
2021-03-19 16:53 ` [PATCH 07/11] kselftest/arm64: mte: Use cross-compiler if specified Andre Przywara
2021-03-19 16:53 ` Andre Przywara
2021-03-19 16:53 ` [PATCH 08/11] kselftest/arm64: mte: Output warning about failing compiler Andre Przywara
2021-03-19 16:53 ` Andre Przywara
2021-03-19 16:53 ` [PATCH 09/11] kselftest/arm64: mte: Makefile: Fix clang compilation Andre Przywara
2021-03-19 16:53 ` Andre Przywara
2021-03-19 16:53 ` [PATCH 10/11] kselftest/arm64: mte: Fix clang warning Andre Przywara
2021-03-19 16:53 ` Andre Przywara
2021-03-19 17:36 ` Nick Desaulniers
2021-03-19 17:36 ` Nick Desaulniers
2021-03-19 16:53 ` [PATCH 11/11] kselftest/arm64: mte: Report filename on failing temp file creation Andre Przywara
2021-03-19 16:53 ` Andre Przywara
2021-03-19 17:12 ` [PATCH 00/11] kselftest/arm64: mte: Fix feature detection and compilation Mark Brown
2021-03-19 17:12 ` Mark Brown
2021-03-23 17:54 ` Catalin Marinas [this message]
2021-03-23 17:54 ` Catalin Marinas
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