linux-kernel - Re: [PATCH 3/3] mm: require ->set_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] [thread-next>] [day] [month] [year] [list]

Message-ID: <20210614100334.GA10629@lst.de>
Date:   Mon, 14 Jun 2021 12:03:34 +0200
From:   Christoph Hellwig <hch@....de>
To:     Jan Kara <jack@...e.cz>
Cc:     Christoph Hellwig <hch@....de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Al Viro <viro@...iv.linux.org.uk>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-mm@...ck.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/3] mm: require ->set_page_dirty to be explicitly wire
 up

On Mon, Jun 14, 2021 at 11:51:07AM +0200, Jan Kara wrote:
> On Mon 14-06-21 08:15:12, Christoph Hellwig wrote:
> > Remove the CONFIG_BLOCK default to __set_page_dirty_buffers and just
> > wire that method up for the missing instances.
> > 
> > Signed-off-by: Christoph Hellwig <hch@....de>
> 
> Make sense. Did you somehow autogenerate this? If this patch would race
> with addition of new aops struct, we'd get null-ptr-defer out of that so
> maybe providing the script would be better. But other than that the changes
> look good to me. You can add:

No, this was done manually as I audited all instances for actually being
able to dirty pages.