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From: Christoph Hellwig <hch@infradead.org>
To: David Howells <dhowells@redhat.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	David Hildenbrand <david@redhat.com>,
	Al Viro <viro@zeniv.linux.org.uk>,
	Matthew Wilcox <willy@infradead.org>,
	Jens Axboe <axboe@kernel.dk>, Jan Kara <jack@suse.cz>,
	Jeff Layton <jlayton@kernel.org>,
	Logan Gunthorpe <logang@deltatee.com>,
	linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org,
	linux-kernel@vger.kernel.org, Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH v8 07/10] block: Switch to pinning pages.
Date: Tue, 24 Jan 2023 10:55:48 -0800	[thread overview]
Message-ID: <Y9AptAPBys9Nt3RV@infradead.org> (raw)
In-Reply-To: <1291658.1674585437@warthog.procyon.org.uk>

On Tue, Jan 24, 2023 at 06:37:17PM +0000, David Howells wrote:
> Christoph Hellwig <hch@infradead.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.


  reply	other threads:[~2023-01-24 18:56 UTC|newest]

Thread overview: 75+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-23 17:29 [PATCH v8 00/10] iov_iter: Improve page extraction (pin or just list) David Howells
2023-01-23 17:29 ` [PATCH v8 01/10] iov_iter: Define flags to qualify page extraction David Howells
2023-01-23 18:20   ` Christoph Hellwig
2023-01-24  2:12   ` John Hubbard
2023-01-23 17:29 ` [PATCH v8 02/10] iov_iter: Add a function to extract a page list from an iterator David Howells
2023-01-23 18:21   ` Christoph Hellwig
2023-01-24 14:27   ` David Hildenbrand
2023-01-24 14:35   ` David Howells
2023-01-24 14:37     ` David Hildenbrand
2023-01-24 14:45     ` David Howells
2023-01-24 14:52       ` David Hildenbrand
2023-01-23 17:30 ` [PATCH v8 03/10] mm: Provide a helper to drop a pin/ref on a page David Howells
2023-01-23 18:21   ` Christoph Hellwig
2023-01-24  3:03   ` John Hubbard
2023-01-24 14:28   ` David Hildenbrand
2023-01-24 14:41   ` David Howells
2023-01-24 14:52     ` Christoph Hellwig
2023-01-24 14:53       ` David Hildenbrand
2023-01-24 15:04     ` David Howells
2023-01-23 17:30 ` [PATCH v8 04/10] iomap: don't get an reference on ZERO_PAGE for direct I/O block zeroing David Howells
2023-01-23 18:22   ` Christoph Hellwig
2023-01-24  2:42   ` John Hubbard
2023-01-24  5:59     ` Christoph Hellwig
2023-01-24  7:03       ` John Hubbard
2023-01-24 14:29   ` David Hildenbrand
2023-01-23 17:30 ` [PATCH v8 05/10] block: Fix bio_flagged() so that gcc can better optimise it David Howells
2023-01-23 17:30 ` [PATCH v8 06/10] block: Rename BIO_NO_PAGE_REF to BIO_PAGE_REFFED and invert the meaning David Howells
2023-01-23 18:23   ` Christoph Hellwig
2023-01-23 17:30 ` [PATCH v8 07/10] block: Switch to pinning pages David Howells
2023-01-23 18:23   ` Christoph Hellwig
2023-01-24 14:32   ` David Hildenbrand
2023-01-24 14:47   ` David Howells
2023-01-24 14:53     ` Christoph Hellwig
2023-01-24 15:03     ` David Howells
2023-01-24 16:44       ` Christoph Hellwig
2023-01-24 16:46         ` David Hildenbrand
2023-01-24 16:59         ` Christoph Hellwig
2023-01-24 18:37         ` David Howells
2023-01-24 18:55           ` Christoph Hellwig [this message]
2023-01-24 18:38         ` David Howells
2023-01-23 17:30 ` [PATCH v8 08/10] block: Convert bio_iov_iter_get_pages to use iov_iter_extract_pages David Howells
2023-01-23 18:23   ` Christoph Hellwig
2023-01-23 17:30 ` [PATCH v8 09/10] block: convert bio_map_user_iov " David Howells
2023-01-23 18:24   ` Christoph Hellwig
2023-01-23 17:30 ` [PATCH v8 10/10] mm: Renumber FOLL_PIN and FOLL_GET down David Howells
2023-01-23 18:25   ` Christoph Hellwig
2023-01-24  3:08   ` John Hubbard
2023-01-24  3:11     ` John Hubbard
2023-01-24 13:13       ` Jason Gunthorpe
2023-01-24 13:18         ` Christoph Hellwig
2023-01-24 13:43           ` Jason Gunthorpe
2023-01-24 13:40       ` David Howells
2023-01-24 13:46       ` David Howells
2023-01-24 13:47         ` Jason Gunthorpe
2023-01-24 13:57         ` David Howells
2023-01-24 14:00           ` Jason Gunthorpe
2023-01-24 14:02           ` Christoph Hellwig
2023-01-24 14:11           ` David Howells
2023-01-24 14:14             ` Jason Gunthorpe
2023-01-24 14:27             ` David Howells
2023-01-24 14:31               ` Jason Gunthorpe
2023-01-24 14:59               ` David Howells
2023-01-24 15:06                 ` Jason Gunthorpe
2023-01-24 15:12                 ` David Howells
2023-01-24 14:12           ` David Howells
2023-01-24 14:13             ` Christoph Hellwig
2023-01-24 14:25             ` David Howells
2023-01-24  7:05   ` David Howells
2023-01-24  2:02 ` [PATCH v8 00/10] iov_iter: Improve page extraction (pin or just list) John Hubbard
2023-01-24 12:44 ` David Hildenbrand
2023-01-24 13:16   ` Christoph Hellwig
2023-01-24 13:22     ` David Hildenbrand
2023-01-24 13:32       ` Christoph Hellwig
2023-01-24 13:35         ` David Hildenbrand
2023-01-24 13:44 ` David Howells

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