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From:   Catalin Marinas <catalin.marinas@arm.com>
To:     linux-arm-kernel@lists.infradead.org, Will Deacon <will@kernel.org>
Cc:     Arnd Bergmann <arnd@kernel.org>,
        Russell King <linux@armlinux.org.uk>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Nick Desaulniers <ndesaulniers@google.com>,
        Theodore Ts'o <tytso@mit.edu>, kernel-team@android.com,
        linux-kernel@vger.kernel.org,
        Peter Zijlstra <peterz@infradead.org>,
        Florian Weimer <fweimer@redhat.com>
Subject: Re: [PATCH] compiler.h: Raise minimum version of GCC to 5.1 for arm64
Date:   Wed, 13 Jan 2021 16:07:38 +0000
Message-Id: <161055398865.21762.12236232732054213928.b4-ty@arm.com>
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On Tue, 12 Jan 2021 22:48:32 +0000, Will Deacon wrote:
> GCC versions >= 4.9 and < 5.1 have been shown to emit memory references
> beyond the stack pointer, resulting in memory corruption if an interrupt
> is taken after the stack pointer has been adjusted but before the
> reference has been executed. This leads to subtle, infrequent data
> corruption such as the EXT4 problems reported by Russell King at the
> link below.
> 
> [...]

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

[1/1] compiler.h: Raise minimum version of GCC to 5.1 for arm64
      https://git.kernel.org/arm64/c/1f1244a5ddb7

-- 
Catalin