Re: [PATCH] fpga: dfl: afu: use PFN_DOWN() and PFN_PHYS() helper macros

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To: Peter Colberg <peter.colberg@xxxxxxxxx>
Subject: Re: [PATCH] fpga: dfl: afu: use PFN_DOWN() and PFN_PHYS() helper macros
From: Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>
Date: Mon, 19 Jun 2023 15:46:29 +0200
Cc: hao.wu@xxxxxxxxx, yilun.xu@xxxxxxxxx, linux-fpga@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, aaron.j.grier@xxxxxxxxx, tianfei.zhang@xxxxxxxxx, russell.h.weight@xxxxxxxxx, matthew.gerlach@xxxxxxxxxxxxxxx, marpagan@xxxxxxxxxx, lgoncalv@xxxxxxxxxx, Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
In-reply-to: <20230616224209.20991-1-peter.colberg@intel.com>
References: <20230616224209.20991-1-peter.colberg@intel.com>

On Fri, Jun 16, 2023 at 06:42:09PM -0400, Peter Colberg wrote:
> Replace all shifts by PAGE_SHIFT with PFN_DOWN() and PFN_PHYS() helper
> macros to convert between physical addresses and page frame numbers.

Is this a bugfix, or just a cleanup?

thanks,

greg k-h

Follow-Ups:
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References:
- [PATCH] fpga: dfl: afu: use PFN_DOWN() and PFN_PHYS() helper macros
  - From: Peter Colberg

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