linux-kernel - Re: [PATCH] powerpc/signal64: Don't opencode page prefaulting

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Message-Id: <159490400694.3805857.15212813327289950599.b4-ty@ellerman.id.au>
Date:   Thu, 16 Jul 2020 22:55:52 +1000 (AEST)
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Michael Ellerman <mpe@...erman.id.au>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Christophe Leroy <christophe.leroy@...roup.eu>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH] powerpc/signal64: Don't opencode page prefaulting

On Tue, 7 Jul 2020 18:32:25 +0000 (UTC), Christophe Leroy wrote:
> Instead of doing a __get_user() from the first and last location
> into a tmp var which won't be used, use fault_in_pages_readable()

Applied to powerpc/next.

[1/1] powerpc/signal64: Don't opencode page prefaulting
      https://git.kernel.org/powerpc/c/96032f983ca32ad1d43c73da922dbc7022754c3c

cheers