linux-kernel - Re: [PATCH v3 03/21] fpga: mgr: add status for fpga-manager

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Date:   Tue, 5 Dec 2017 12:08:24 +0800
From:   Wu Hao <hao.wu@...el.com>
To:     Alan Tull <atull@...nel.org>
Cc:     Moritz Fischer <mdf@...nel.org>, linux-fpga@...r.kernel.org,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-api@...r.kernel.org, "Kang, Luwei" <luwei.kang@...el.com>,
        "Zhang, Yi Z" <yi.z.zhang@...el.com>
Subject: Re: [PATCH v3 03/21] fpga: mgr: add status for fpga-manager

On Mon, Dec 04, 2017 at 02:55:42PM -0600, Alan Tull wrote:
> On Mon, Nov 27, 2017 at 12:42 AM, Wu Hao <hao.wu@...el.com> wrote:
> 
> Hi Hao,
> 
> mgr->status isn't used anywhere except in status_show.  So we don't
> need to add status to the fpga_manager struct.  Also don't need the
> inline function to update it.  Just read the status in status_show, if
> that ops exists.  If mops->status is NULL, return an error, as below.
> This will simplify things and make sure that status_show gets status
> that is not stale at all.

Hi Alan

You're right, this is much simpler. Will follow this to fix it in the
next version. Thanks!

Hao