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Message-ID: <06c39b28-9605-524c-8a8e-c17e9b7458f6@suse.de>
Date:   Wed, 21 Jun 2023 11:02:51 +0200
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Subject: Re: [RFC 1/4] fs: Allow fine-grained control of folio sizes
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To:     Pankaj Raghav <p.raghav@samsung.com>, willy@infradead.org,
        david@fromorbit.com
Cc:     gost.dev@samsung.com, mcgrof@kernel.org, hch@lst.de,
        jwong@kernel.org, linux-fsdevel@vger.kernel.org,
        linux-kernel@vger.kernel.org
References: <20230621083823.1724337-1-p.raghav@samsung.com>
 <CGME20230621083826eucas1p11fc8d3e023caafa8b30fd04c66c9c7d0@eucas1p1.samsung.com>
 <20230621083823.1724337-2-p.raghav@samsung.com>
From:   Hannes Reinecke <hare@suse.de>
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On 6/21/23 10:38, Pankaj Raghav 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
> (although it is not yet honoured).
> 
> [Pankaj]: added mapping_min_folio_order()
> 
> Signed-off-by: Pankaj Raghav <p.raghav@samsung.com>
> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
> ---
>   include/linux/pagemap.h | 46 +++++++++++++++++++++++++++++++++++++----
>   1 file changed, 42 insertions(+), 4 deletions(-)
> 
Reviewed-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes