linux-kernel - Re: [PATCH v8 07/10] block: Switch to pinning 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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <Y9AptAPBys9Nt3RV@infradead.org>
Date:   Tue, 24 Jan 2023 10:55:48 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     David Howells <dhowells@...hat.com>
Cc:     Christoph Hellwig <hch@...radead.org>,
        David Hildenbrand <david@...hat.com>,
        Al Viro <viro@...iv.linux.org.uk>,
        Matthew Wilcox <willy@...radead.org>,
        Jens Axboe <axboe@...nel.dk>, Jan Kara <jack@...e.cz>,
        Jeff Layton <jlayton@...nel.org>,
        Logan Gunthorpe <logang@...tatee.com>,
        linux-fsdevel@...r.kernel.org, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org, Christoph Hellwig <hch@....de>
Subject: Re: [PATCH v8 07/10] block: Switch to pinning pages.

On Tue, Jan 24, 2023 at 06:37:17PM +0000, David Howells wrote:
> Christoph Hellwig <hch@...radead.org> wrote:
> 
> > +	WARN_ON_ONCE(bio_flagged(bio, BIO_PAGE_REFFED));
> 
> It's still set by fs/direct-io.c.

But that should never end up in bio_release_page, only
bio_release_pages.