linux-kernel - Re: [PATCH v4 02/14] cxl/pci: Moving code in cxl_hdm_decode

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Message-ID: <Z_7PvuqR_C2i6tLk@aschofie-mobl2.lan>
Date: Tue, 15 Apr 2025 14:29:34 -0700
From: Alison Schofield <alison.schofield@...el.com>
To: Robert Richter <rrichter@....com>
CC: 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>, Gregory Price <gourry@...rry.net>, "Fabio M.
 De Francesco" <fabio.m.de.francesco@...ux.intel.com>, Terry Bowman
	<terry.bowman@....com>
Subject: Re: [PATCH v4 02/14] cxl/pci: Moving code in cxl_hdm_decode_init()

On Thu, Mar 06, 2025 at 05:44:36PM +0100, Robert Richter wrote:
> Commit 3f9e07531778 ("cxl/pci: simplify the check of mem_enabled in
> cxl_hdm_decode_init()") changed the code flow in this function. The
> root port is determined before a check to leave the function. Since
> the root port is not used by the check it can be moved to run the
> check first. This improves code readability and avoids unnesessary
> code execution.
> 
> Signed-off-by: Robert Richter <rrichter@....com>
> Reviewed-by: Gregory Price <gourry@...rry.net>
> Reviewed-by: Davidlohr Bueso <dave@...olabs.net>
> Tested-by: Gregory Price <gourry@...rry.net>
> ---

Reviewed-by: Alison Schofield <alison.schofield@...el.com>