From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH V8 5/9] tracing/osnoise: Support a list of trace_array *tr
Date: Sun, 31 Oct 2021 00:02:00 +0800 [thread overview]
Message-ID: <202110310010.kbLQGxcu-lkp@intel.com> (raw)
In-Reply-To: <351f62aa9f163d64fb429523a372ab1a021b7ff4.1635533292.git.bristot@kernel.org>
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Hi Daniel,
I love your patch! Yet something to improve:
[auto build test ERROR on linux/master]
[also build test ERROR on linus/master v5.15-rc7 next-20211029]
[cannot apply to tip/perf/core rostedt-trace/for-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Daniel-Bristot-de-Oliveira/tracing-osnoise-Support-multiple-instances-for-RTLA/20211030-033201
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 2f111a6fd5b5297b4e92f53798ca086f7c7d33a4
config: arc-allyesconfig (attached as .config)
compiler: arceb-elf-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/1f3d628d440af696e2e1ef2315903d001e8bed62
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Daniel-Bristot-de-Oliveira/tracing-osnoise-Support-multiple-instances-for-RTLA/20211030-033201
git checkout 1f3d628d440af696e2e1ef2315903d001e8bed62
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> kernel/trace/trace_osnoise.c:1208:6: error: no previous prototype for 'notify_new_max_latency' [-Werror=missing-prototypes]
1208 | void notify_new_max_latency(u64 latency)
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/perf_event.h:25,
from include/linux/hw_breakpoint.h:5,
from kernel/trace/trace.h:15,
from kernel/trace/trace_osnoise.c:27:
arch/arc/include/asm/perf_event.h:126:27: error: 'arc_pmu_cache_map' defined but not used [-Werror=unused-const-variable=]
126 | static const unsigned int arc_pmu_cache_map[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
| ^~~~~~~~~~~~~~~~~
arch/arc/include/asm/perf_event.h:91:27: error: 'arc_pmu_ev_hw_map' defined but not used [-Werror=unused-const-variable=]
91 | static const char * const arc_pmu_ev_hw_map[] = {
| ^~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
vim +/notify_new_max_latency +1208 kernel/trace/trace_osnoise.c
1204
1205 /*
1206 * notify_new_max_latency - Notify a new max latency via fsnotify interface.
1207 */
> 1208 void notify_new_max_latency(u64 latency)
1209 {
1210 struct osnoise_instance *inst;
1211 struct trace_array *tr;
1212
1213 rcu_read_lock();
1214 list_for_each_entry_rcu(inst, &osnoise_instances, list) {
1215 tr = inst->tr;
1216 if (tr->max_latency < latency) {
1217 tr->max_latency = latency;
1218 latency_fsnotify(tr);
1219 }
1220 }
1221 rcu_read_unlock();
1222 }
1223
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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next prev parent reply other threads:[~2021-10-30 16:02 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-29 19:00 [PATCH V8 0/9] tracing/osnoise: Support multiple instances (for RTLA) Daniel Bristot de Oliveira
2021-10-29 19:00 ` [PATCH V8 1/9] tracing/osnoise: Do not follow tracing_cpumask Daniel Bristot de Oliveira
2021-10-29 19:00 ` [PATCH V8 2/9] tracing/osnoise: Improve comments about barrier need for NMI callbacks Daniel Bristot de Oliveira
2021-10-29 19:00 ` [PATCH V8 3/9] tracing/osnoise: Split workload start from the tracer start Daniel Bristot de Oliveira
2021-10-29 19:00 ` [PATCH V8 4/9] tracing/osnoise: Use start/stop_per_cpu_kthreads() on osnoise_cpus_write() Daniel Bristot de Oliveira
2021-10-29 19:00 ` [PATCH V8 5/9] tracing/osnoise: Support a list of trace_array *tr Daniel Bristot de Oliveira
2021-10-30 16:02 ` kernel test robot [this message]
2021-10-29 19:00 ` [PATCH V8 6/9] tracing/osnoise: Remove TIMERLAT ifdefs from inside functions Daniel Bristot de Oliveira
2021-10-29 19:00 ` [PATCH V8 7/9] tracing/osnoise: Allow multiple instances of the same tracer Daniel Bristot de Oliveira
2021-10-29 19:00 ` [PATCH V8 8/9] tracing/osnoise: Remove STACKTRACE ifdefs from inside functions Daniel Bristot de Oliveira
2021-10-29 19:00 ` [PATCH V8 9/9] tracing/osnoise: Remove PREEMPT_RT " Daniel Bristot de Oliveira
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