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From: Jan Kara <jack@suse.cz>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>, linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 00/12] Start converting buffer_heads to use folios
Date: Thu, 12 Jan 2023 13:01:57 +0100	[thread overview]
Message-ID: <20230112120157.7z4lq4enb4rkwc4f@quack3> (raw)
In-Reply-To: <20221215214402.3522366-1-willy@infradead.org>

On Thu 15-12-22 21:43:50, Matthew Wilcox (Oracle) wrote:
> I was hoping that filesystems would convert from buffer_heads to iomap,
> but that's not happening particularly quickly.  So the buffer_head
> infrastructure needs to be converted from being page-based to being
> folio-based.  This is the initial patchset that I hope Andrew will take
> for 6.3.  I have a lot of followup patches, but many of them should go
> through individual filesystem trees (ext4, f2fs, etc).  They can wait
> for 6.4.

FWIW I went through all the patches and they look fine to me so feel free
to add:

Reviewed-by: Jan Kara <jack@suse.cz>

								Honza

> 
> Matthew Wilcox (Oracle) (12):
>   buffer: Add b_folio as an alias of b_page
>   buffer: Replace obvious uses of b_page with b_folio
>   buffer: Use b_folio in touch_buffer()
>   buffer: Use b_folio in end_buffer_async_read()
>   buffer: Use b_folio in end_buffer_async_write()
>   page_io: Remove buffer_head include
>   buffer: Use b_folio in mark_buffer_dirty()
>   gfs2: Replace obvious uses of b_page with b_folio
>   jbd2: Replace obvious uses of b_page with b_folio
>   nilfs2: Replace obvious uses of b_page with b_folio
>   reiserfs: Replace obvious uses of b_page with b_folio
>   mpage: Use b_folio in do_mpage_readpage()
> 
>  fs/buffer.c                   | 54 +++++++++++++++++------------------
>  fs/gfs2/glops.c               |  2 +-
>  fs/gfs2/log.c                 |  2 +-
>  fs/gfs2/meta_io.c             |  2 +-
>  fs/jbd2/commit.c              |  8 ++----
>  fs/jbd2/journal.c             |  2 +-
>  fs/mpage.c                    |  2 +-
>  fs/nilfs2/btnode.c            |  2 +-
>  fs/nilfs2/btree.c             |  2 +-
>  fs/nilfs2/gcinode.c           |  2 +-
>  fs/nilfs2/mdt.c               |  4 +--
>  fs/nilfs2/segment.c           |  2 +-
>  fs/reiserfs/journal.c         |  4 +--
>  fs/reiserfs/tail_conversion.c |  2 +-
>  include/linux/buffer_head.h   |  5 +++-
>  mm/page_io.c                  |  1 -
>  16 files changed, 47 insertions(+), 49 deletions(-)
> 
> -- 
> 2.35.1
> 
-- 
Jan Kara <jack@suse.com>
SUSE Labs, CR

      parent reply	other threads:[~2023-01-12 12:07 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-15 21:43 [PATCH 00/12] Start converting buffer_heads to use folios Matthew Wilcox (Oracle)
2022-12-15 21:43 ` [PATCH 01/12] buffer: Add b_folio as an alias of b_page Matthew Wilcox (Oracle)
2022-12-15 21:43 ` [PATCH 02/12] buffer: Replace obvious uses of b_page with b_folio Matthew Wilcox (Oracle)
2022-12-15 21:43 ` [PATCH 03/12] buffer: Use b_folio in touch_buffer() Matthew Wilcox (Oracle)
2022-12-15 21:43 ` [PATCH 04/12] buffer: Use b_folio in end_buffer_async_read() Matthew Wilcox (Oracle)
2022-12-15 21:43 ` [PATCH 05/12] buffer: Use b_folio in end_buffer_async_write() Matthew Wilcox (Oracle)
2022-12-15 21:43 ` [PATCH 06/12] page_io: Remove buffer_head include Matthew Wilcox (Oracle)
2022-12-15 21:43 ` [PATCH 07/12] buffer: Use b_folio in mark_buffer_dirty() Matthew Wilcox (Oracle)
2022-12-15 21:43 ` [PATCH 08/12] gfs2: Replace obvious uses of b_page with b_folio Matthew Wilcox (Oracle)
2022-12-15 21:43 ` [PATCH 09/12] jbd2: " Matthew Wilcox (Oracle)
2022-12-15 21:44 ` [PATCH 10/12] nilfs2: " Matthew Wilcox (Oracle)
2022-12-15 21:44 ` [PATCH 11/12] reiserfs: " Matthew Wilcox (Oracle)
2022-12-15 21:44 ` [PATCH 12/12] mpage: Use b_folio in do_mpage_readpage() Matthew Wilcox (Oracle)
2023-01-12 12:01 ` Jan Kara [this message]

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