linux-kernel - Re: [PATCH 6/8] mm: don't include <linux/memremap.h> in <linux/mm.h>

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: <20220209174836.GA24864@lst.de>
Date:   Wed, 9 Feb 2022 18:48:36 +0100
From:   Christoph Hellwig <hch@....de>
To:     Felix Kuehling <felix.kuehling@....com>
Cc:     Christoph Hellwig <hch@....de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Dan Williams <dan.j.williams@...el.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>, Jason Gunthorpe <jgg@...pe.ca>,
        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 6/8] mm: don't include <linux/memremap.h> in
 <linux/mm.h>

On Mon, Feb 07, 2022 at 04:19:29PM -0500, Felix Kuehling wrote:
>
> Am 2022-02-07 um 01:32 schrieb Christoph Hellwig:
>> Move the check for the actual pgmap types that need the free at refcount
>> one behavior into the out of line helper, and thus avoid the need to
>> pull memremap.h into mm.h.
>>
>> Signed-off-by: Christoph Hellwig <hch@....de>
>
> The amdkfd part looks good to me.
>
> It looks like this patch is not based on Alex Sierra's coherent memory 
> series. He added two new helpers is_device_coherent_page and 
> is_dev_private_or_coherent_page that would need to be moved along with 
> is_device_private_page and is_pci_p2pdma_page.

FYI, here is a branch that contains a rebase of the coherent memory
related patches on top of this series:

http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/pgmap-refcount

I don't have a good way to test this, but I'll at least let the build bot
finish before sending it out (probably tomorrow).