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Date:   Tue, 31 Oct 2023 12:18:17 +0100
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Jinjie Ruan <ruanjinjie@huawei.com>
Cc:     catalin.marinas@arm.com, will.deacon@arm.com, mark.rutland@arm.com,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4.19] arm64: fix a concurrency issue in
 emulation_proc_handler()
Message-ID: <2023103103-revision-gigantic-cc05@gregkh>
References: <20231030063709.2443546-1-ruanjinjie@huawei.com>
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On Mon, Oct 30, 2023 at 06:37:09AM +0000, Jinjie Ruan wrote:
> In linux-6.1, the related code is refactored in commit 124c49b1b5d9
> ("arm64: armv8_deprecated: rework deprected instruction handling") and this
> issue was incidentally fixed. I have adapted the patch set to linux stable
> 5.10. However, 4.19 and 5.10 are too different and the patch set is
> hard to adapt to 4.19.

This is also needed for 5.4.y, right?  Now queued up for both.

thanks,

greg k-h