From: Catalin Marinas <catalin.marinas@arm.com>
To: will@kernel.org, Robin Murphy <robin.murphy@arm.com>
Cc: linux-arm-kernel@lists.infradead.org,
Branislav Rankov <branislav.rankov@arm.com>,
mark.rutland@arm.com
Subject: Re: [PATCH] arm64: Mitigate MTE issues with str{n}cmp()
Date: Tue, 21 Sep 2021 17:53:42 +0100 [thread overview]
Message-ID: <163224321755.589381.5199936655774315592.b4-ty@arm.com> (raw)
In-Reply-To: <34dc4d12eec0adae49b0ac927df642ed10089d40.1631890770.git.robin.murphy@arm.com>
On Fri, 17 Sep 2021 15:59:30 +0100, Robin Murphy wrote:
> As with strlen(), the patches importing the updated str{n}cmp()
> implementations were originally developed and tested before the
> advent of CONFIG_KASAN_HW_TAGS, and have subsequently revealed
> not to be MTE-safe. Since in-kernel MTE is still a rather niche
> case, let it temporarily fall back to the generic C versions for
> correctness until we can figure out the best fix.
Applied to arm64 (for-next/fixes), thanks!
[1/1] arm64: Mitigate MTE issues with str{n}cmp()
https://git.kernel.org/arm64/c/59a68d413808
--
Catalin
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prev parent reply other threads:[~2021-09-21 16:55 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-17 14:59 [PATCH] arm64: Mitigate MTE issues with str{n}cmp() Robin Murphy
2021-09-21 13:23 ` Mark Rutland
2021-09-21 16:53 ` Catalin Marinas [this message]
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