From: kbuild test robot <lkp@intel.com>
To: Jiri Kosina <jikos@kernel.org>
Cc: kbuild-all@01.org,
"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
Dave Chinner <david@fromorbit.com>, Jan Kara <jack@suse.cz>,
Christoph Hellwig <hch@lst.de>,
Linus Torvalds <torvalds@linux-foundation.org>,
Al Viro <viro@ZenIV.linux.org.uk>, Tejun Heo <tj@kernel.org>,
Pavel Machek <pavel@ucw.cz>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-pm@vger.kernel.org
Subject: Re: [PATCH 2/3] freezer: get rid of the kthread freezer
Date: Fri, 30 Oct 2015 22:12:37 +0800 [thread overview]
Message-ID: <201510302216.P3kR8OhS%fengguang.wu@intel.com> (raw)
In-Reply-To: <alpine.LNX.2.00.1510301440400.17538@pobox.suse.cz>
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Hi Jiri,
[auto build test WARNING on v4.3-rc7 -- if it's inappropriate base, please suggest rules for selecting the more suitable base]
url: https://github.com/0day-ci/linux/commits/Jiri-Kosina/PM-vfs-use-filesystem-freezing-instead-of-kthread-freezer/20151030-215223
config: x86_64-randconfig-x017-10300134 (attached as .config)
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
All warnings (new ones prefixed by >>):
drivers/media/dvb-core/dvb_frontend.c: In function 'dvb_frontend_thread':
>> drivers/media/dvb-core/dvb_frontend.c:730:1: warning: label 'restart' defined but not used [-Wunused-label]
restart:
^
vim +/restart +730 drivers/media/dvb-core/dvb_frontend.c
9239effd5 drivers/media/dvb-core/dvb_frontend.c Mauro Carvalho Chehab 2015-01-06 714 if (ret) {
9239effd5 drivers/media/dvb-core/dvb_frontend.c Mauro Carvalho Chehab 2015-01-06 715 /* FIXME: return an error if it fails */
9239effd5 drivers/media/dvb-core/dvb_frontend.c Mauro Carvalho Chehab 2015-01-06 716 dev_info(fe->dvb->device,
9239effd5 drivers/media/dvb-core/dvb_frontend.c Mauro Carvalho Chehab 2015-01-06 717 "proceeding with FE task\n");
8a26a258b drivers/media/dvb-core/dvb_frontend.c Mauro Carvalho Chehab 2015-02-23 718 } else if (fepriv->pipe_start_entity) {
135f9be91 drivers/media/dvb-core/dvb_frontend.c Mauro Carvalho Chehab 2015-01-06 719 ret = media_entity_pipeline_start(fepriv->pipe_start_entity,
135f9be91 drivers/media/dvb-core/dvb_frontend.c Mauro Carvalho Chehab 2015-01-06 720 &fepriv->pipe);
135f9be91 drivers/media/dvb-core/dvb_frontend.c Mauro Carvalho Chehab 2015-01-06 721 if (ret)
135f9be91 drivers/media/dvb-core/dvb_frontend.c Mauro Carvalho Chehab 2015-01-06 722 return ret;
9239effd5 drivers/media/dvb-core/dvb_frontend.c Mauro Carvalho Chehab 2015-01-06 723 }
135f9be91 drivers/media/dvb-core/dvb_frontend.c Mauro Carvalho Chehab 2015-01-06 724 #endif
9239effd5 drivers/media/dvb-core/dvb_frontend.c Mauro Carvalho Chehab 2015-01-06 725
04c56d0e5 drivers/media/dvb/dvb-core/dvb_frontend.c Andrew de Quincey 2006-07-10 726 dvb_frontend_init(fe);
36cb557a2 drivers/media/dvb/dvb-core/dvb_frontend.c Andrew de Quincey 2006-01-09 727
36cb557a2 drivers/media/dvb/dvb-core/dvb_frontend.c Andrew de Quincey 2006-01-09 728 while (1) {
36cb557a2 drivers/media/dvb/dvb-core/dvb_frontend.c Andrew de Quincey 2006-01-09 729 up(&fepriv->sem); /* is locked when we enter the thread... */
6591691b2 drivers/media/dvb/dvb-core/dvb_frontend.c Andrew Morton 2007-02-08 @730 restart:
94238e9b1 drivers/media/dvb/dvb-core/dvb_frontend.c Hans Verkuil 2011-08-27 731 wait_event_interruptible_timeout(fepriv->wait_queue,
e42837bcd drivers/media/dvb/dvb-core/dvb_frontend.c Rafael J. Wysocki 2007-10-18 732 dvb_frontend_should_wakeup(fe) || kthread_should_stop()
e42837bcd drivers/media/dvb/dvb-core/dvb_frontend.c Rafael J. Wysocki 2007-10-18 733 || freezing(current),
36cb557a2 drivers/media/dvb/dvb-core/dvb_frontend.c Andrew de Quincey 2006-01-09 734 fepriv->delay);
8eec14295 drivers/media/dvb/dvb-core/dvb_frontend.c Herbert Poetzl 2007-02-08 735
8eec14295 drivers/media/dvb/dvb-core/dvb_frontend.c Herbert Poetzl 2007-02-08 736 if (kthread_should_stop() || dvb_frontend_is_exiting(fe)) {
36cb557a2 drivers/media/dvb/dvb-core/dvb_frontend.c Andrew de Quincey 2006-01-09 737 /* got signal or quitting */
6ae232245 drivers/media/dvb-core/dvb_frontend.c Juergen Lock 2012-12-23 738 if (!down_interruptible(&fepriv->sem))
:::::: The code at line 730 was first introduced by commit
:::::: 6591691b259f9487f374f35c0c310aa220f829c6 V4L/DVB (5209): Kthread api conversion for dvb_frontend and av7110 fix
:::::: TO: akpm@linux-foundation.org <akpm@linux-foundation.org>
:::::: CC: Mauro Carvalho Chehab <mchehab@infradead.org>
---
0-DAY kernel test infrastructure Open Source Technology Center
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next prev parent reply other threads:[~2015-10-30 14:13 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-30 13:47 [PATCH 0/3] PM, vfs: use filesystem freezing instead of kthread freezer Jiri Kosina
2015-10-30 13:47 ` [PATCH 1/3] power, vfs: move away from PF_KTHREAD freezing in favor of fs freezing Jiri Kosina
2015-10-30 14:04 ` kbuild test robot
2015-10-31 8:55 ` Oliver Neukum
2015-11-02 3:01 ` Neil Brown
2015-11-02 7:54 ` yalin wang
2015-11-02 11:05 ` Jiri Kosina
2015-10-30 13:47 ` [PATCH 2/3] freezer: get rid of the kthread freezer Jiri Kosina
2015-10-30 14:08 ` kbuild test robot
2015-10-30 14:12 ` kbuild test robot [this message]
2015-10-30 13:48 ` [PATCH 3/3] freezer: warn if anyone is trying to use freezer on kthreads Jiri Kosina
2015-10-30 15:29 ` [PATCH 0/3] PM, vfs: use filesystem freezing instead of kthread freezer Alan Stern
2015-10-30 15:29 ` Alan Stern
2015-10-30 17:44 ` Pavel Machek
2015-10-30 19:40 ` Jiri Kosina
2015-10-30 20:41 ` Alan Stern
2015-10-30 20:41 ` Alan Stern
2015-10-30 21:17 ` Jiri Kosina
2015-10-31 3:15 ` Rafael J. Wysocki
2015-10-31 8:19 ` Jiri Kosina
2015-11-02 2:43 ` Rafael J. Wysocki
2015-11-02 10:45 ` Jiri Kosina
2015-11-02 11:00 ` Oliver Neukum
2015-11-02 15:18 ` Alan Stern
2015-11-02 15:18 ` Alan Stern
2015-11-03 0:10 ` Dave Chinner
2015-11-03 4:06 ` Rafael J. Wysocki
2015-11-03 9:31 ` Jan Kara
2015-11-03 21:33 ` Rafael J. Wysocki
2015-10-31 16:01 ` Alan Stern
2015-10-31 16:01 ` Alan Stern
2015-10-31 15:56 ` Alan Stern
2015-10-31 15:56 ` Alan Stern
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