linux-kernel - Re: [PATCH 2/2] x86/mm: implement free pmd/pte page interfaces

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

Date:   Wed, 7 Mar 2018 15:01:27 -0800
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     Toshi Kani <toshi.kani@....com>
Cc:     mhocko@...e.com, tglx@...utronix.de, mingo@...hat.com,
        hpa@...or.com, bp@...e.de, catalin.marinas@....com,
        guohanjun@...wei.com, will.deacon@....com, wxf.wang@...ilicon.com,
        linux-mm@...ck.org, x86@...nel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] x86/mm: implement free pmd/pte page interfaces

On Wed,  7 Mar 2018 11:32:27 -0700 Toshi Kani <toshi.kani@....com> wrote:

> Implement pud_free_pmd_page() and pmd_free_pte_page() on x86, which
> clear a given pud/pmd entry and free up lower level page table(s).
> Address range associated with the pud/pmd entry must have been purged
> by INVLPG.

OK, now we have implementations which match the naming ;) Again, is a
cc:stable warranted?

Do you have any preferences/suggestions as to which tree these should
be merged through?  You're hitting core, arm and x86.