linux-kernel - Re: [PATCH 1/1 v4] drivers/nvme: default to 4k device page size

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Message-ID: <20151105215403.GA18259@linux.vnet.ibm.com>
Date:	Thu, 5 Nov 2015 13:54:03 -0800
From:	Nishanth Aravamudan <nacc@...ux.vnet.ibm.com>
To:	Christoph Hellwig <hch@...radead.org>
Cc:	Keith Busch <keith.busch@...el.com>, aik@...abs.ru,
	linux-kernel@...r.kernel.org, linux-nvme@...ts.infradead.org,
	paulus@...ba.org, sparclinux@...r.kernel.org,
	willy@...ux.intel.com, linuxppc-dev@...ts.ozlabs.org,
	David Miller <davem@...emloft.net>, david@...son.dropbear.id.au
Subject: Re: [PATCH 1/1 v4] drivers/nvme: default to 4k device page size

On 05.11.2015 [11:58:39 -0800], Christoph Hellwig wrote:
> Looks fine,
> 
> Reviewed-by: Christoph Hellwig <hch@....de>
> 
> ... but I doubt we'll ever bother updating it.  Most architectures
> with arger page sizes also have iommus and would need different settings
> for different iommus vs direct mapping for very little gain.  There's a
> reason why we never bothered for RDMA either.

Fair enough :) Thanks for all your reviews and comments.

-Nish

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