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From: Hannes Reinecke <hare@suse.de>
To: Luis Chamberlain <mcgrof@kernel.org>,
	brauner@kernel.org, akpm@linux-foundation.org,
	willy@infradead.org, dave@stgolabs.net, david@fromorbit.com,
	djwong@kernel.org, kbusch@kernel.org
Cc: john.g.garry@oracle.com, hch@lst.de, ritesh.list@gmail.com,
	linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org,
	linux-mm@kvack.org, linux-block@vger.kernel.org,
	gost.dev@samsung.com, p.raghav@samsung.com, da.gomez@samsung.com,
	kernel@pankajraghav.com
Subject: Re: [PATCH v3 4/8] fs/mpage: use blocks_per_folio instead of blocks_per_page
Date: Mon, 24 Feb 2025 08:44:06 +0100	[thread overview]
Message-ID: <934358f5-ec6b-41b6-ae2c-09e9fb10fbb1@suse.de> (raw)
In-Reply-To: <20250221223823.1680616-5-mcgrof@kernel.org>

On 2/21/25 23:38, Luis Chamberlain wrote:
> Convert mpage to folios and adjust accounting for the number of blocks
> within a folio instead of a single page. This also adjusts the number
> of pages we should process to be the size of the folio to ensure we
> always read a full folio.
> 
> Note that the page cache code already ensures do_mpage_readpage() will
> work with folios respecting the address space min order, this ensures
> that so long as folio_size() is used for our requirements mpage will
> also now be able to process block sizes larger than the page size.
> 
> Originally-by: Hannes Reinecke <hare@suse.de>
> Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
> ---by: H
>   fs/mpage.c | 42 +++++++++++++++++++++---------------------
>   1 file changed, 21 insertions(+), 21 deletions(-)
> 
Reviewed-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                  Kernel Storage Architect
hare@suse.de                                +49 911 74053 688
SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg
HRB 36809 (AG Nürnberg), GF: I. Totev, A. McDonald, W. Knoblich


  reply	other threads:[~2025-02-24  7:44 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-21 22:38 [PATCH v3 0/8] enable bs > ps for block devices Luis Chamberlain
2025-02-21 22:38 ` [PATCH v3 1/8] fs/buffer: simplify block_read_full_folio() with bh_offset() Luis Chamberlain
2025-02-21 22:38 ` [PATCH v3 2/8] fs/buffer: remove batching from async read Luis Chamberlain
2025-02-21 22:38 ` [PATCH v3 3/8] fs/mpage: avoid negative shift for large blocksize Luis Chamberlain
2025-02-21 22:38 ` [PATCH v3 4/8] fs/mpage: use blocks_per_folio instead of blocks_per_page Luis Chamberlain
2025-02-24  7:44   ` Hannes Reinecke [this message]
2025-02-21 22:38 ` [PATCH v3 5/8] fs/buffer fs/mpage: remove large folio restriction Luis Chamberlain
2025-02-21 22:38 ` [PATCH v3 6/8] block/bdev: enable large folio support for large logical block sizes Luis Chamberlain
2025-02-21 22:38 ` [PATCH v3 7/8] block/bdev: lift block size restrictions to 64k Luis Chamberlain
2025-02-21 22:38 ` [PATCH v3 8/8] bdev: use bdev_io_min() for statx block size Luis Chamberlain
2025-02-24 10:45 ` [PATCH v3 0/8] enable bs > ps for block devices Christian Brauner

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