linux-kernel - Re: [PATCH v2 01/15] cxl: Modify address translation callback for generic use

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Message-ID: <Z7dRrz9D22p3urfI@gourry-fedora-PF4VCD3F>
Date: Thu, 20 Feb 2025 11:00:47 -0500
From: Gregory Price <gourry@...rry.net>
To: Robert Richter <rrichter@....com>
Cc: Alison Schofield <alison.schofield@...el.com>,
	Vishal Verma <vishal.l.verma@...el.com>,
	Ira Weiny <ira.weiny@...el.com>,
	Dan Williams <dan.j.williams@...el.com>,
	Jonathan Cameron <Jonathan.Cameron@...wei.com>,
	Dave Jiang <dave.jiang@...el.com>,
	Davidlohr Bueso <dave@...olabs.net>, linux-cxl@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	"Fabio M. De Francesco" <fabio.m.de.francesco@...ux.intel.com>,
	Terry Bowman <terry.bowman@....com>
Subject: Re: [PATCH v2 01/15] cxl: Modify address translation callback for
 generic use

On Tue, Feb 18, 2025 at 02:23:42PM +0100, Robert Richter wrote:
> The root decoder address translation callback could be reused for
> other decoders too. For generic use of the callback, change the
> function interface to use a decoder argument instead of the root
> decoder.
> 
> Note that a root decoder's HPA is equal to its SPA, but else it may be

slighlty better wording:
"but it may different for non-root decoders"

> different. Thus, change the name of the function type to
> cxl_to_hpa_fn.
> 
> Signed-off-by: Robert Richter <rrichter@....com>

Reviewed-by: Gregory Price <gourry@...rry.net>