linux-kernel - Re: [PATCH 1/2] locking/percpu-rwsem: Optimize readers and reduce global impact

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Message-ID: <201607190230.z3sT7io7%fengguang.wu@intel.com>
Date:	Tue, 19 Jul 2016 02:23:35 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	kbuild-all@...org, mingo@...nel.org, linux-kernel@...r.kernel.org,
	oleg@...hat.com, tj@...nel.org, paulmck@...ux.vnet.ibm.com,
	john.stultz@...aro.org, dimitrysh@...gle.com, romlem@...gle.com,
	ccross@...gle.com, tkjos@...gle.com, peterz@...radead.org
Subject: Re: [PATCH 1/2] locking/percpu-rwsem: Optimize readers and reduce
 global impact

Hi,

[auto build test ERROR on v4.7-rc7]
[also build test ERROR on next-20160718]
[cannot apply to tip/core/locking]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Peter-Zijlstra/locking-percpu-rwsem-Optimize-readers-and-reduce-global-impact/20160715-142422
config: x86_64-randconfig-i0-07182210 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

>> ERROR: "rcu_sync_lockdep_assert" [kernel/locking/locktorture.ko] undefined!

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Download attachment ".config.gz" of type "application/octet-stream" (30197 bytes)