linux-kernel - Re: [PATCH v2 0/6] kselftest: arm64/mte: Tests for user-space MTE

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Date:   Mon,  5 Oct 2020 19:08:57 +0100
From:   Will Deacon <will@...nel.org>
To:     linux-arm-kernel@...ts.infradead.org,
        Amit Daniel Kachhap <amit.kachhap@....com>,
        linux-kselftest@...r.kernel.org
Cc:     catalin.marinas@....com, kernel-team@...roid.com,
        Will Deacon <will@...nel.org>,
        Gabor Kertesz <gabor.kertesz@....com>,
        Shuah Khan <shuah@...nel.org>, linux-kernel@...r.kernel.org,
        Vincenzo Frascino <Vincenzo.Frascino@....com>
Subject: Re: [PATCH v2 0/6] kselftest: arm64/mte: Tests for user-space MTE

On Fri, 2 Oct 2020 17:26:24 +0530, Amit Daniel Kachhap wrote:
> These patch series adds below kselftests to test the user-space support for the
> ARMv8.5 Memory Tagging Extension present in arm64 tree [1]. This patch
> series is based on Linux v5.9-rc3.
> 
> 1) This test-case verifies that the memory allocated by kernel mmap interface
> can support tagged memory access. It first checks the presence of tags at
> address[56:59] and then proceeds with read and write. The pass criteria for
> this test is that tag fault exception should not happen.
> 
> [...]

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

[1/6] kselftest/arm64: Add utilities and a test to validate mte memory
      https://git.kernel.org/arm64/c/e9b60476bea0
[2/6] kselftest/arm64: Verify mte tag inclusion via prctl
      https://git.kernel.org/arm64/c/f3b2a26ca78d
[3/6] kselftest/arm64: Check forked child mte memory accessibility
      https://git.kernel.org/arm64/c/dfe537cf4718
[4/6] kselftest/arm64: Verify all different mmap MTE options
      https://git.kernel.org/arm64/c/53ec81d23213
[5/6] kselftest/arm64: Verify KSM page merge for MTE pages
      https://git.kernel.org/arm64/c/f981d8fa2646
[6/6] kselftest/arm64: Check mte tagged user address in kernel
      https://git.kernel.org/arm64/c/4dafc08d0ba4

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev