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Message-ID: <30d805b3-4ee4-45ad-b619-b25fd0c5bb78@suse.de>
Date: Tue, 13 Feb 2024 13:03:49 +0100
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Subject: Re: [RFC v2 01/14] fs: Allow fine-grained control of folio sizes
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To: "Pankaj Raghav (Samsung)" <kernel@pankajraghav.com>,
 linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org
Cc: mcgrof@kernel.org, gost.dev@samsung.com, akpm@linux-foundation.org,
 kbusch@kernel.org, djwong@kernel.org, chandan.babu@oracle.com,
 p.raghav@samsung.com, linux-kernel@vger.kernel.org, willy@infradead.org,
 linux-mm@kvack.org, david@fromorbit.com
References: <20240213093713.1753368-1-kernel@pankajraghav.com>
 <20240213093713.1753368-2-kernel@pankajraghav.com>
From: Hannes Reinecke <hare@suse.de>
In-Reply-To: <20240213093713.1753368-2-kernel@pankajraghav.com>
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On 2/13/24 10:37, Pankaj Raghav (Samsung) wrote:
> From: "Matthew Wilcox (Oracle)" <willy@infradead.org>
> 
> Some filesystems want to be able to limit the maximum size of folios,
> and some want to be able to ensure that folios are at least a certain
> size.  Add mapping_set_folio_orders() to allow this level of control.
> The max folio order parameter is ignored and it is always set to
> MAX_PAGECACHE_ORDER.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
> Signed-off-by: Pankaj Raghav <p.raghav@samsung.com>
> Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
> ---
>   include/linux/pagemap.h | 92 ++++++++++++++++++++++++++++++++---------
>   1 file changed, 73 insertions(+), 19 deletions(-)
> 
Reviewed-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes