linux-kernel - Re: [PATCH] powerpc/40x: Always fault when _PAGE

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <160483134342.1400561.2759999901303730148.b4-ty@ellerman.id.au>
Date:   Sun,  8 Nov 2020 21:29:37 +1100 (AEDT)
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/40x: Always fault when _PAGE_ACCESSED is not set

On Sat, 10 Oct 2020 15:14:29 +0000 (UTC), Christophe Leroy wrote:
> The kernel expects pte_young() to work regardless of CONFIG_SWAP.
> 
> Make sure a minor fault is taken to set _PAGE_ACCESSED when it
> is not already set, regardless of the selection of CONFIG_SWAP.

Applied to powerpc/fixes.

[1/1] powerpc/40x: Always fault when _PAGE_ACCESSED is not set
      https://git.kernel.org/powerpc/c/0540b0d2ce9073fd2a736d636218faa61c99e572

cheers