linux-kernel - Re: [PATCH v2 00/17] drm: subsytem-wide debugfs functions refactor

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Date:   Tue, 10 Mar 2020 15:33:07 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Wambui Karuga <wambui.karugax@...il.com>
Cc:     airlied@...ux.ie, daniel@...ll.ch,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 00/17] drm: subsytem-wide debugfs functions refactor

On Tue, Mar 10, 2020 at 04:31:04PM +0300, Wambui Karuga wrote:
> This series includes work on various debugfs functions both in drm/core
> and across various drivers in the subsystem.
> Since commit 987d65d01356 (drm: debugfs: make drm_debugfs_create_files()
> never fail), drm_debugfs_create_files() does not fail and only returns
> zero. This series therefore removes the left over error handling and
> checks for its return value across drm drivers.
> 
> As a result of these changes, most drm_debugfs functions are converted
> to return void in this series. This also enables the
> drm_driver, debugfs_init() hook to be changed to return void. 
> 
> v2: individual driver patches have been converted to have debugfs
> functions return 0 instead of void to prevent breaking individual driver
> builds.
> The last patch then converts the .debugfs_hook() and its users across
> all drivers to return void.

This looks much better to me, nice job:

Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>