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Date:   Sat, 5 Dec 2020 14:00:45 +0100
From:   Christoph Hellwig <hch@lst.de>
To:     Christophe Leroy <christophe.leroy@csgroup.eu>
Cc:     Christoph Hellwig <hch@lst.de>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>, viro@zeniv.linux.org.uk,
        akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
        linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org,
        Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH] powerpc/mm: Fix KUAP warning by providing
 copy_from_kernel_nofault_allowed()
Message-ID: <20201205130045.GA28606@lst.de>
References: <e559e60c43f679195bfe4c7b0a301431c6f02c7a.1607157766.git.christophe.leroy@csgroup.eu> <20201205084804.GA25452@lst.de> <0ede82c3-d4e9-6ce6-0590-6254272c3ae2@csgroup.eu> <d7a9c47a-d539-d83e-7707-6b72cbcdfe93@csgroup.eu>
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Yes, I think at this point in the release cycle the specific powerpc
fix is safer anyway.  But this screams for an eventual general solution.