From: Mark Brown <broonie@kernel.org>
To: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
MyungJoo Ham <myungjoo.ham@samsung.com>,
Chanwoo Choi <cw00.choi@samsung.com>,
linux-usb@vger.kernel.org, Felipe Balbi <balbi@kernel.org>,
Guenter Roeck <linux@roeck-us.net>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Roger Quadros <rogerq@ti.com>,
linux-pm@vger.kernel.org, "Rafael J. Wysocki" <rafael@kernel.org>,
Sebastian Reichel <sre@kernel.org>,
linux-omap@vger.kernel.org, Darren Hart <dvhart@infradead.org>,
platform-driver-x86@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-kernel@vger.kernel.org, Chen-Yu Tsai <wens@csie.org>,
Hans de Goede <hdegoede@redhat.com>,
Grant Likely <grant.likely@linaro.org>,
Andrzej Hajda <a.hajda@samsung.com>
Subject: Re: [PATCH v1 1/5] drivercore: Revert "deferral race condition fix"
Date: Tue, 13 Nov 2018 16:33:45 -0800 [thread overview]
Message-ID: <20181114003345.GV2089@sirena.org.uk> (raw)
In-Reply-To: <1c2c1031-a6b4-cbce-ceed-c2ce229c204e@ti.com>
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On Mon, Nov 12, 2018 at 06:11:26PM +0200, Peter Ujfalusi wrote:
> if we revert the commit then the original issue will re-surfaces. afaik
> it was not only audio which hit the 'last driver to be probed from the
> deferred list would never probe, unless we provoke the kernel to load
> additional module, or remove/reload the module' issue.
Right, aren't we just going to be swapping one bug for another?
> Do I understand correctly that in your case you have two modules
> (dwc3-pci and extcon-intel-mrfld) in a deferred probe loop, iow both of
> the drivers returns -EPROBE_DEFER and they just spin?
> If both is deferring, how this supposed to work?
I'm struggling to follow the original explanation too :(
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next prev parent reply other threads:[~2018-11-14 0:33 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-10 18:10 [PATCH v1 1/5] drivercore: Revert "deferral race condition fix" Andy Shevchenko
2018-11-10 18:10 ` [PATCH v1 2/5] extcon: Return -EPROBE_DEFER when extcon device is not found Andy Shevchenko
2018-11-10 18:39 ` Guenter Roeck
2018-11-11 0:06 ` Sebastian Reichel
2018-11-12 0:24 ` Chanwoo Choi
2018-11-13 23:52 ` Chanwoo Choi
2018-11-14 8:35 ` Andy Shevchenko
2018-11-14 9:13 ` Chanwoo Choi
2018-11-14 9:36 ` Andy Shevchenko
2018-11-14 9:48 ` Chanwoo Choi
2018-11-14 10:20 ` Andy Shevchenko
2018-11-14 11:05 ` Chanwoo Choi
2018-11-14 11:17 ` Andy Shevchenko
2018-11-14 14:04 ` Andy Shevchenko
2018-11-15 1:16 ` Chanwoo Choi
2018-11-12 11:47 ` Heikki Krogerus
2018-11-10 18:10 ` [PATCH v1 3/5] staging: typec: fusb302: Rename fcs,extcon-name to linux,extcon-name Andy Shevchenko
2018-11-10 18:40 ` Guenter Roeck
2018-11-10 18:11 ` [PATCH v1 4/5] usb: dwc3: drd: Switch to device property for 'extcon' handling Andy Shevchenko
2018-11-12 11:47 ` Felipe Balbi
2018-11-10 18:11 ` [PATCH v1 5/5] usb: dwc3: drd: Add support for DR detection through extcon Andy Shevchenko
2018-11-10 18:26 ` [PATCH v1 1/5] drivercore: Revert "deferral race condition fix" Greg Kroah-Hartman
2018-11-10 18:36 ` Andy Shevchenko
2018-11-11 11:45 ` Hans de Goede
2018-11-12 16:11 ` Peter Ujfalusi
2018-11-14 0:33 ` Mark Brown [this message]
2018-11-14 8:45 ` Andy Shevchenko
2018-11-14 10:19 ` Peter Ujfalusi
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