From: kbuild test robot <lkp@intel.com>
To: Binoy Jayan <binoy.jayan@linaro.org>
Cc: kbuild-all@01.org, Arnd Bergmann <arnd@arndb.de>,
linaro-kernel@lists.linaro.org,
Daniel Wagner <daniel.wagner@bmw-carit.de>,
Carsten Emde <C.Emde@osadl.org>,
linux-kernel@vger.kernel.org,
"Steven Rostedt (Red Hat)" <rostedt@goodmis.org>,
Binoy Jayan <binoy.jayan@linaro.org>
Subject: Re: [PATCH 3/3] tracing: Histogram for missed timer offsets
Date: Mon, 22 Aug 2016 14:41:11 +0800 [thread overview]
Message-ID: <201608221412.BrxTucSV%fengguang.wu@intel.com> (raw)
In-Reply-To: <1471504166-27665-4-git-send-email-binoy.jayan@linaro.org>
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Hi Binoy,
[auto build test ERROR on tip/perf/core]
[also build test ERROR on v4.8-rc3 next-20160819]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
[Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on]
[Check https://git-scm.com/docs/git-format-patch for more information]
url: https://github.com/0day-ci/linux/commits/Binoy-Jayan/tracing-Deference-pointers-without-RCU-checks/20160818-151235
config: powerpc-c2k_defconfig (attached as .config)
compiler: powerpc-linux-gnu-gcc (Debian 5.4.0-6) 5.4.0 20160609
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=powerpc
All errors (new ones prefixed by >>):
kernel/built-in.o: In function `atomic_read':
>> arch/powerpc/include/asm/atomic.h:37: undefined reference to `__tracepoint_latency_hrtimer_interrupt'
>> arch/powerpc/include/asm/atomic.h:37: undefined reference to `__tracepoint_latency_hrtimer_interrupt'
kernel/built-in.o: In function `__hrtimer_run_queues':
kernel/time/hrtimer.c:1298: undefined reference to `__tracepoint_latency_hrtimer_interrupt'
kernel/built-in.o: In function `trace_missed_hrtimer':
kernel/time/hrtimer.c:1283: undefined reference to `__tracepoint_latency_hrtimer_interrupt'
vim +37 arch/powerpc/include/asm/atomic.h
dc53617c arch/powerpc/include/asm/atomic.h Boqun Feng 2016-01-06 31 })
dc53617c arch/powerpc/include/asm/atomic.h Boqun Feng 2016-01-06 32
9f0cbea0 include/asm-powerpc/atomic.h Segher Boessenkool 2007-08-11 33 static __inline__ int atomic_read(const atomic_t *v)
9f0cbea0 include/asm-powerpc/atomic.h Segher Boessenkool 2007-08-11 34 {
9f0cbea0 include/asm-powerpc/atomic.h Segher Boessenkool 2007-08-11 35 int t;
9f0cbea0 include/asm-powerpc/atomic.h Segher Boessenkool 2007-08-11 36
9f0cbea0 include/asm-powerpc/atomic.h Segher Boessenkool 2007-08-11 @37 __asm__ __volatile__("lwz%U1%X1 %0,%1" : "=r"(t) : "m"(v->counter));
9f0cbea0 include/asm-powerpc/atomic.h Segher Boessenkool 2007-08-11 38
9f0cbea0 include/asm-powerpc/atomic.h Segher Boessenkool 2007-08-11 39 return t;
9f0cbea0 include/asm-powerpc/atomic.h Segher Boessenkool 2007-08-11 40 }
:::::: The code at line 37 was first introduced by commit
:::::: 9f0cbea0d8cc47801b853d3c61d0e17475b0cc89 [POWERPC] Implement atomic{, 64}_{read, write}() without volatile
:::::: TO: Segher Boessenkool <segher@kernel.crashing.org>
:::::: CC: Paul Mackerras <paulus@samba.org>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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next prev parent reply other threads:[~2016-08-22 6:41 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-18 7:09 [PATCH 0/3] *** Latency trace events - irqs, preempt, critical timing *** Binoy Jayan
2016-08-18 7:09 ` [PATCH 1/3] tracing: Deference pointers without RCU checks Binoy Jayan
2016-08-18 7:37 ` Daniel Wagner
2016-08-18 7:09 ` [PATCH 2/3] tracing: Add trace_irqsoff tracepoints Binoy Jayan
2016-08-18 8:44 ` Daniel Wagner
2016-08-18 14:21 ` Steven Rostedt
2016-08-22 6:00 ` kbuild test robot
2016-08-22 7:37 ` kbuild test robot
2016-08-18 7:09 ` [PATCH 3/3] tracing: Histogram for missed timer offsets Binoy Jayan
2016-08-22 6:41 ` kbuild test robot [this message]
2016-08-22 8:44 ` kbuild test robot
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