linux-kernel - Re: [PATCH 5/8] mm: simplify freeing of devmap managed pages

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 for Android: free password hash cracker in your pocket

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

Message-ID: <20220207193456.GF49147@ziepe.ca>
Date:   Mon, 7 Feb 2022 15:34:56 -0400
From:   Jason Gunthorpe <jgg@...pe.ca>
To:     Christoph Hellwig <hch@....de>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Dan Williams <dan.j.williams@...el.com>,
        Felix Kuehling <Felix.Kuehling@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        "Pan, Xinhui" <Xinhui.Pan@....com>,
        Ben Skeggs <bskeggs@...hat.com>,
        Karol Herbst <kherbst@...hat.com>,
        Lyude Paul <lyude@...hat.com>,
        Alistair Popple <apopple@...dia.com>,
        Logan Gunthorpe <logang@...tatee.com>,
        Ralph Campbell <rcampbell@...dia.com>,
        linux-kernel@...r.kernel.org, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, nouveau@...ts.freedesktop.org,
        nvdimm@...ts.linux.dev, linux-mm@...ck.org
Subject: Re: [PATCH 5/8] mm: simplify freeing of devmap managed pages

On Mon, Feb 07, 2022 at 07:32:46AM +0100, Christoph Hellwig wrote:
> Make put_devmap_managed_page return if it took charge of the page
> or not and remove the separate page_is_devmap_managed helper.
> 
> Signed-off-by: Christoph Hellwig <hch@....de>
> ---
>  include/linux/mm.h | 34 ++++++++++------------------------
>  mm/memremap.c      | 20 +++++++++-----------
>  mm/swap.c          | 10 +---------
>  3 files changed, 20 insertions(+), 44 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg@...dia.com>

Jason