linux-kernel - Re: [PATCH] kselftest/arm64: Validate that GCS push and write permissions work

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Message-Id: <172909620948.3163505.16150872524185276788.b4-ty@arm.com>
Date: Wed, 16 Oct 2024 17:30:25 +0100
From: Catalin Marinas <catalin.marinas@....com>
To: Will Deacon <will@...nel.org>,
	Shuah Khan <shuah@...nel.org>,
	Mark Brown <broonie@...nel.org>
Cc: linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kselftest@...r.kernel.org
Subject: Re: [PATCH] kselftest/arm64: Validate that GCS push and write permissions work

On Sat, 05 Oct 2024 01:17:18 +0100, Mark Brown wrote:
> Add trivial assembly programs which give themselves the appropriate
> permissions and then execute GCSPUSHM and GCSSTR, they will report errors
> by generating signals on the non-permitted instructions. Not using libc
> minimises the interaction with any policy set for the system but we skip on
> failure to get the permissions in case the system is locked down to make
> them inaccessible.
> 
> [...]

Applied to arm64 (for-next/gcs), thanks!

[1/1] kselftest/arm64: Validate that GCS push and write permissions work
      https://git.kernel.org/arm64/c/48f8d9cef766

-- 
Catalin