Re: [PATCH 3/5] block/bdev: lift restrictions on supported blocksize

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To: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Subject: Re: [PATCH 3/5] block/bdev: lift restrictions on supported blocksize
From: Luis Chamberlain <mcgrof@xxxxxxxxxx>
Date: Sat, 11 May 2024 15:57:30 -0700
Cc: hare@xxxxxxxxxx, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Pankaj Raghav <kernel@xxxxxxxxxxxxxxxx>, linux-nvme@xxxxxxxxxxxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, Hannes Reinecke <hare@xxxxxxx>
In-reply-to: <Zj6e95dncIn-Zrlh@casper.infradead.org>
References: <20240510102906.51844-1-hare@kernel.org> <20240510102906.51844-4-hare@kernel.org> <Zj6e95dncIn-Zrlh@casper.infradead.org>

On Fri, May 10, 2024 at 11:25:59PM +0100, Matthew Wilcox wrote:
> Not all architectures support THP yet

I noted to Hannes the existing page cache limit, should we have a helper
which also then uses CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE to fallback
to PAGE_SIZE otherwise ?

 Luis

References:
- [PATCH 0/5] enable bs > ps for block devices
  - From: hare
- [PATCH 3/5] block/bdev: lift restrictions on supported blocksize
  - From: hare
- Re: [PATCH 3/5] block/bdev: lift restrictions on supported blocksize
  - From: Matthew Wilcox

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