From: Tomi Valkeinen <tomi.valkeinen@ti.com>
To: "Dr. H. Nikolaus Schaller" <hns@goldelico.com>
Cc: Belisko Marek <marek.belisko@gmail.com>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
"linux-input@vger.kernel.org" <linux-input@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Grant Likely <grant.likely@linaro.org>,
Rob Herring <robherring2@gmail.com>,
"Sarha, Jyri" <jsarha@ti.com>
Subject: Re: [PATCH] input: twl4030-vibra: Fix ERROR: Bad of_node_put() warning
Date: Thu, 6 Aug 2015 13:34:01 +0300 [thread overview]
Message-ID: <55C33819.4030204@ti.com> (raw)
In-Reply-To: <B4D9FDDB-C8AA-4909-A5DB-8A6FEEE5E579@goldelico.com>
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On 29/07/15 12:44, Dr. H. Nikolaus Schaller wrote:
>> We have a similar error on OMAP5 here:
>>
>> [ 11.027144] CPU: 1 PID: 6 Comm: kworker/u4:0 Not tainted 4.2.0-rc4-letux+ #1187
>> [ 11.034790] Hardware name: Generic OMAP5 (Flattened Device Tree)
>> [ 11.041077] Workqueue: deferwq deferred_probe_work_func
>> [ 11.046557] [<c0015a00>] (unwind_backtrace) from [<c00124a0>] (show_stack+0x10/0x14)
>> [ 11.054663] [<c00124a0>] (show_stack) from [<c05cb694>] (dump_stack+0x78/0x94)
>> [ 11.062224] [<c05cb694>] (dump_stack) from [<c02cfd5c>] (kobject_release+0x68/0x7c)
>> [ 11.070234] [<c02cfd5c>] (kobject_release) from [<c03291d8>] (omapdss_of_find_source_for_first_ep+0x58/0x74)
>> [ 11.080510] [<c03291d8>] (omapdss_of_find_source_for_first_ep) from [<bf089290>] (hdmic_probe+0xb4/0x22c [connector_hdmi])
>> [ 11.092080] [<bf089290>] (hdmic_probe [connector_hdmi]) from [<c0381490>] (platform_drv_probe+0x48/0x90)
>> [ 11.101997] [<c0381490>] (platform_drv_probe) from [<c037fc98>] (really_probe+0xd4/0x238)
>> [ 11.110556] [<c037fc98>] (really_probe) from [<c037ff44>] (driver_probe_device+0x30/0x48)
>> [ 11.119108] [<c037ff44>] (driver_probe_device) from [<c037e7bc>] (bus_for_each_drv+0x4c/0x84)
>> [ 11.128023] [<c037e7bc>] (bus_for_each_drv) from [<c037fe90>] (__device_attach+0x70/0xd0)
>> [ 11.136579] [<c037fe90>] (__device_attach) from [<c037f3f8>] (bus_probe_device+0x28/0x84)
>> [ 11.145135] [<c037f3f8>] (bus_probe_device) from [<c037f808>] (deferred_probe_work_func+0x58/0x88)
>> [ 11.154518] [<c037f808>] (deferred_probe_work_func) from [<c0054ff0>] (process_one_work+0x294/0x4a0)
>> [ 11.164083] [<c0054ff0>] (process_one_work) from [<c0055414>] (worker_thread+0x1ec/0x2fc)
>> [ 11.172641] [<c0055414>] (worker_thread) from [<c005a3b4>] (kthread+0xd4/0xe8)
>> [ 11.180200] [<c005a3b4>] (kthread) from [<c000edf8>] (ret_from_fork+0x14/0x3c)
>>
>> So it looks as if there are more get/put mismatches in the drivers which are usually not visible.
Yep, we'll have a look at that.
Tomi
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next prev parent reply other threads:[~2015-08-06 10:34 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-23 20:38 [PATCH] input: twl4030-vibra: Fix ERROR: Bad of_node_put() warning Marek Belisko
2015-07-23 20:53 ` Dmitry Torokhov
2015-07-28 20:23 ` Belisko Marek
2015-07-29 3:13 ` Rob Herring
2015-07-29 5:47 ` Dr. H. Nikolaus Schaller
2015-07-29 5:47 ` Dr. H. Nikolaus Schaller
2015-07-29 9:44 ` Dr. H. Nikolaus Schaller
2015-07-29 9:44 ` Dr. H. Nikolaus Schaller
2015-08-06 10:34 ` Tomi Valkeinen [this message]
2015-07-29 17:26 ` Dmitry Torokhov
2015-07-29 17:50 ` Dr. H. Nikolaus Schaller
2015-07-29 17:56 ` Dmitry Torokhov
2015-07-29 17:56 ` Dmitry Torokhov
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