From: Mark Brown <broonie@kernel.org>
To: Andrzej Hajda <a.hajda@samsung.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
Marek Szyprowski <m.szyprowski@samsung.com>,
"Rafael J. Wysocki" <rafael@kernel.org>,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, andy.shevchenko@gmail.com,
Russell King - ARM Linux <linux@armlinux.org.uk>,
Neil Armstrong <narmstrong@baylibre.com>,
Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
Jonas Karlman <jonas@kwiboo.se>,
Jernej Skrabec <jernej.skrabec@siol.net>,
Daniel Vetter <daniel@ffwll.ch>,
"open list:DRM DRIVERS" <dri-devel@lists.freedesktop.org>
Subject: Re: [RESEND PATCH v5 4/5] drm/bridge/sii8620: fix resource acquisition error handling
Date: Wed, 24 Jun 2020 14:25:32 +0100 [thread overview]
Message-ID: <20200624132532.GC5472@sirena.org.uk> (raw)
In-Reply-To: <20200624114127.3016-5-a.hajda@samsung.com>
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On Wed, Jun 24, 2020 at 01:41:26PM +0200, Andrzej Hajda wrote:
> In case of error during resource acquisition driver should print error
> message only in case it is not deferred probe, using probe_err helper
> solves the issue. Moreover it records defer probe reason for debugging.
If we silently ignore all deferred probe errors we make it hard for
anyone who is experiencing issues with deferred probe to figure out what
they're missing. We should at least be logging problems at debug level
so there's something for people to go on without having to hack the
kernel source.
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next prev parent reply other threads:[~2020-06-24 13:26 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20200624114134eucas1p2799e0ae76fcb026a0e4bcccc2026b732@eucas1p2.samsung.com>
2020-06-24 11:41 ` [RESEND PATCH v5 0/5] driver core: add probe error check helper Andrzej Hajda
[not found] ` <CGME20200624114135eucas1p26e2e4683d60cebdce7acd55177013992@eucas1p2.samsung.com>
2020-06-24 11:41 ` [RESEND PATCH v5 1/5] driver core: add probe_err log helper Andrzej Hajda
2020-06-24 11:52 ` Rafael J. Wysocki
2020-06-24 12:31 ` Greg Kroah-Hartman
2020-06-24 13:23 ` Laurent Pinchart
2020-06-24 14:04 ` Andrzej Hajda
2020-06-24 13:27 ` Mark Brown
2020-06-24 13:45 ` Andy Shevchenko
2020-06-24 14:02 ` Mark Brown
2020-06-24 15:00 ` Robin Murphy
2020-06-24 15:28 ` Mark Brown
[not found] ` <CGME20200624114136eucas1p1a3a31d95d86754201c7965f26ccd5de0@eucas1p1.samsung.com>
2020-06-24 11:41 ` [RESEND PATCH v5 2/5] driver core: add deferring probe reason to devices_deferred property Andrzej Hajda
2020-06-24 12:11 ` Rafael J. Wysocki
2020-06-24 13:28 ` Andrzej Hajda
2020-06-24 12:34 ` Greg Kroah-Hartman
2020-06-24 13:26 ` Andrzej Hajda
[not found] ` <CGME20200624114136eucas1p1c84f81b1d78e2dbad7ac1b762f0a4b4f@eucas1p1.samsung.com>
2020-06-24 11:41 ` [RESEND PATCH v5 3/5] drivers core: allow probe_err accept integer and pointer types Andrzej Hajda
2020-06-24 12:14 ` Rafael J. Wysocki
2020-06-24 14:44 ` Andrzej Hajda
2020-06-24 14:55 ` Rafael J. Wysocki
2020-06-24 12:30 ` Greg Kroah-Hartman
2020-06-24 14:48 ` Andrzej Hajda
2020-06-24 12:37 ` Robin Murphy
2020-06-24 12:55 ` Andy Shevchenko
2020-06-24 14:25 ` Robin Murphy
2020-06-24 15:04 ` Mark Brown
2020-06-24 15:16 ` Robin Murphy
2020-06-24 19:39 ` Andrzej Hajda
2020-06-25 8:41 ` Andy Shevchenko
2020-06-25 10:19 ` Andrzej Hajda
2020-06-24 13:29 ` Laurent Pinchart
2020-06-24 12:53 ` Andy Shevchenko
2020-06-24 13:12 ` Andrzej Hajda
[not found] ` <CGME20200624114137eucas1p13599d33a0c4a9abf7708bf8c8e77264b@eucas1p1.samsung.com>
2020-06-24 11:41 ` [RESEND PATCH v5 4/5] drm/bridge/sii8620: fix resource acquisition error handling Andrzej Hajda
2020-06-24 13:25 ` Mark Brown [this message]
[not found] ` <cf95aac3-fef5-29d0-d94e-ce6cce4ccdb4@samsung.com>
2020-06-24 14:11 ` Mark Brown
[not found] ` <CGME20200624114138eucas1p262505da3ad1067720080d20209ff32de@eucas1p2.samsung.com>
2020-06-24 11:41 ` [RESEND PATCH v5 5/5] drm/bridge: lvds-codec: simplify error handling code Andrzej Hajda
2020-06-24 13:33 ` Laurent Pinchart
2020-06-24 14:03 ` Andrzej Hajda
2020-06-24 21:18 ` Laurent Pinchart
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