* [rcu:dev.2020.02.12a 109/124] kernel/torture.c:239:3: error: implicit declaration of function 'rcutorture_sched_setaffinity'; did you mean '__NR_ia32_sched_setaffinity'?
@ 2020-02-15 7:55 ` kbuild test robot
0 siblings, 0 replies; 4+ messages in thread
From: kbuild test robot @ 2020-02-15 7:55 UTC (permalink / raw)
To: Paul E. McKenney; +Cc: kbuild-all, linux-kernel
[-- Attachment #1: Type: text/plain, Size: 3174 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2020.02.12a
head: 35a305226917a71de1c060db96fed0520cf644d9
commit: bc3db9afb8492662a1108616342f288de66baa8f [109/124] EXP: rcutorture hack to force CPU hotplug onto CPU 0
config: x86_64-randconfig-s0-20200215 (attached as .config)
compiler: gcc-7 (Debian 7.5.0-4) 7.5.0
reproduce:
git checkout bc3db9afb8492662a1108616342f288de66baa8f
# save the attached .config to linux build tree
make ARCH=x86_64
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
kernel/torture.c: In function 'torture_onoff':
>> kernel/torture.c:239:3: error: implicit declaration of function 'rcutorture_sched_setaffinity'; did you mean '__NR_ia32_sched_setaffinity'? [-Werror=implicit-function-declaration]
rcutorture_sched_setaffinity(current->pid, cpumask_of(0));
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
__NR_ia32_sched_setaffinity
cc1: some warnings being treated as errors
vim +239 kernel/torture.c
195
196 /*
197 * Execute random CPU-hotplug operations at the interval specified
198 * by the onoff_interval.
199 */
200 static int
201 torture_onoff(void *arg)
202 {
203 int cpu;
204 int maxcpu = -1;
205 DEFINE_TORTURE_RANDOM(rand);
206 int ret;
207
208 VERBOSE_TOROUT_STRING("torture_onoff task started");
209 for_each_online_cpu(cpu)
210 maxcpu = cpu;
211 WARN_ON(maxcpu < 0);
212 if (!IS_MODULE(CONFIG_TORTURE_TEST))
213 for_each_possible_cpu(cpu) {
214 if (cpu_online(cpu))
215 continue;
216 ret = cpu_up(cpu);
217 if (ret && verbose) {
218 pr_alert("%s" TORTURE_FLAG
219 "%s: Initial online %d: errno %d\n",
220 __func__, torture_type, cpu, ret);
221 }
222 }
223
224 if (maxcpu == 0) {
225 VERBOSE_TOROUT_STRING("Only one CPU, so CPU-hotplug testing is disabled");
226 goto stop;
227 }
228
229 if (onoff_holdoff > 0) {
230 VERBOSE_TOROUT_STRING("torture_onoff begin holdoff");
231 schedule_timeout_interruptible(onoff_holdoff);
232 VERBOSE_TOROUT_STRING("torture_onoff end holdoff");
233 }
234 while (!torture_must_stop()) {
235 if (disable_onoff_at_boot && !rcu_inkernel_boot_has_ended()) {
236 schedule_timeout_interruptible(HZ / 10);
237 continue;
238 }
> 239 rcutorture_sched_setaffinity(current->pid, cpumask_of(0));
240 cpu = (torture_random(&rand) >> 4) % (maxcpu + 1);
241 if (!torture_offline(cpu,
242 &n_offline_attempts, &n_offline_successes,
243 &sum_offline, &min_offline, &max_offline))
244 torture_online(cpu,
245 &n_online_attempts, &n_online_successes,
246 &sum_online, &min_online, &max_online);
247 schedule_timeout_interruptible(onoff_interval);
248 }
249
250 stop:
251 torture_kthread_stopping("torture_onoff");
252 return 0;
253 }
254
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 40093 bytes --]
^ permalink raw reply [flat|nested] 4+ messages in thread
* [rcu:dev.2020.02.12a 109/124] kernel/torture.c:239:3: error: implicit declaration of function 'rcutorture_sched_setaffinity'; did you mean '__NR_ia32_sched_setaffinity'?
@ 2020-02-15 7:55 ` kbuild test robot
0 siblings, 0 replies; 4+ messages in thread
From: kbuild test robot @ 2020-02-15 7:55 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 3264 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2020.02.12a
head: 35a305226917a71de1c060db96fed0520cf644d9
commit: bc3db9afb8492662a1108616342f288de66baa8f [109/124] EXP: rcutorture hack to force CPU hotplug onto CPU 0
config: x86_64-randconfig-s0-20200215 (attached as .config)
compiler: gcc-7 (Debian 7.5.0-4) 7.5.0
reproduce:
git checkout bc3db9afb8492662a1108616342f288de66baa8f
# save the attached .config to linux build tree
make ARCH=x86_64
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
kernel/torture.c: In function 'torture_onoff':
>> kernel/torture.c:239:3: error: implicit declaration of function 'rcutorture_sched_setaffinity'; did you mean '__NR_ia32_sched_setaffinity'? [-Werror=implicit-function-declaration]
rcutorture_sched_setaffinity(current->pid, cpumask_of(0));
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
__NR_ia32_sched_setaffinity
cc1: some warnings being treated as errors
vim +239 kernel/torture.c
195
196 /*
197 * Execute random CPU-hotplug operations at the interval specified
198 * by the onoff_interval.
199 */
200 static int
201 torture_onoff(void *arg)
202 {
203 int cpu;
204 int maxcpu = -1;
205 DEFINE_TORTURE_RANDOM(rand);
206 int ret;
207
208 VERBOSE_TOROUT_STRING("torture_onoff task started");
209 for_each_online_cpu(cpu)
210 maxcpu = cpu;
211 WARN_ON(maxcpu < 0);
212 if (!IS_MODULE(CONFIG_TORTURE_TEST))
213 for_each_possible_cpu(cpu) {
214 if (cpu_online(cpu))
215 continue;
216 ret = cpu_up(cpu);
217 if (ret && verbose) {
218 pr_alert("%s" TORTURE_FLAG
219 "%s: Initial online %d: errno %d\n",
220 __func__, torture_type, cpu, ret);
221 }
222 }
223
224 if (maxcpu == 0) {
225 VERBOSE_TOROUT_STRING("Only one CPU, so CPU-hotplug testing is disabled");
226 goto stop;
227 }
228
229 if (onoff_holdoff > 0) {
230 VERBOSE_TOROUT_STRING("torture_onoff begin holdoff");
231 schedule_timeout_interruptible(onoff_holdoff);
232 VERBOSE_TOROUT_STRING("torture_onoff end holdoff");
233 }
234 while (!torture_must_stop()) {
235 if (disable_onoff_at_boot && !rcu_inkernel_boot_has_ended()) {
236 schedule_timeout_interruptible(HZ / 10);
237 continue;
238 }
> 239 rcutorture_sched_setaffinity(current->pid, cpumask_of(0));
240 cpu = (torture_random(&rand) >> 4) % (maxcpu + 1);
241 if (!torture_offline(cpu,
242 &n_offline_attempts, &n_offline_successes,
243 &sum_offline, &min_offline, &max_offline))
244 torture_online(cpu,
245 &n_online_attempts, &n_online_successes,
246 &sum_online, &min_online, &max_online);
247 schedule_timeout_interruptible(onoff_interval);
248 }
249
250 stop:
251 torture_kthread_stopping("torture_onoff");
252 return 0;
253 }
254
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [rcu:dev.2020.02.12a 109/124] kernel/torture.c:239:3: error: implicit declaration of function 'rcutorture_sched_setaffinity'; did you mean '__NR_ia32_sched_setaffinity'?
2020-02-15 7:55 ` kbuild test robot
@ 2020-02-15 13:15 ` Paul E. McKenney
-1 siblings, 0 replies; 4+ messages in thread
From: Paul E. McKenney @ 2020-02-15 13:15 UTC (permalink / raw)
To: kbuild test robot; +Cc: kbuild-all, linux-kernel
On Sat, Feb 15, 2020 at 03:55:27PM +0800, kbuild test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2020.02.12a
> head: 35a305226917a71de1c060db96fed0520cf644d9
> commit: bc3db9afb8492662a1108616342f288de66baa8f [109/124] EXP: rcutorture hack to force CPU hotplug onto CPU 0
> config: x86_64-randconfig-s0-20200215 (attached as .config)
> compiler: gcc-7 (Debian 7.5.0-4) 7.5.0
> reproduce:
> git checkout bc3db9afb8492662a1108616342f288de66baa8f
> # save the attached .config to linux build tree
> make ARCH=x86_64
>
> If you fix the issue, kindly add following tag
> Reported-by: kbuild test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
> kernel/torture.c: In function 'torture_onoff':
> >> kernel/torture.c:239:3: error: implicit declaration of function 'rcutorture_sched_setaffinity'; did you mean '__NR_ia32_sched_setaffinity'? [-Werror=implicit-function-declaration]
> rcutorture_sched_setaffinity(current->pid, cpumask_of(0));
> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
> __NR_ia32_sched_setaffinity
> cc1: some warnings being treated as errors
And this experimental commit is now gone from current -rcu, though you
might well have a few more branches containing it in your queue.
Thanx, Paul
> vim +239 kernel/torture.c
>
> 195
> 196 /*
> 197 * Execute random CPU-hotplug operations at the interval specified
> 198 * by the onoff_interval.
> 199 */
> 200 static int
> 201 torture_onoff(void *arg)
> 202 {
> 203 int cpu;
> 204 int maxcpu = -1;
> 205 DEFINE_TORTURE_RANDOM(rand);
> 206 int ret;
> 207
> 208 VERBOSE_TOROUT_STRING("torture_onoff task started");
> 209 for_each_online_cpu(cpu)
> 210 maxcpu = cpu;
> 211 WARN_ON(maxcpu < 0);
> 212 if (!IS_MODULE(CONFIG_TORTURE_TEST))
> 213 for_each_possible_cpu(cpu) {
> 214 if (cpu_online(cpu))
> 215 continue;
> 216 ret = cpu_up(cpu);
> 217 if (ret && verbose) {
> 218 pr_alert("%s" TORTURE_FLAG
> 219 "%s: Initial online %d: errno %d\n",
> 220 __func__, torture_type, cpu, ret);
> 221 }
> 222 }
> 223
> 224 if (maxcpu == 0) {
> 225 VERBOSE_TOROUT_STRING("Only one CPU, so CPU-hotplug testing is disabled");
> 226 goto stop;
> 227 }
> 228
> 229 if (onoff_holdoff > 0) {
> 230 VERBOSE_TOROUT_STRING("torture_onoff begin holdoff");
> 231 schedule_timeout_interruptible(onoff_holdoff);
> 232 VERBOSE_TOROUT_STRING("torture_onoff end holdoff");
> 233 }
> 234 while (!torture_must_stop()) {
> 235 if (disable_onoff_at_boot && !rcu_inkernel_boot_has_ended()) {
> 236 schedule_timeout_interruptible(HZ / 10);
> 237 continue;
> 238 }
> > 239 rcutorture_sched_setaffinity(current->pid, cpumask_of(0));
> 240 cpu = (torture_random(&rand) >> 4) % (maxcpu + 1);
> 241 if (!torture_offline(cpu,
> 242 &n_offline_attempts, &n_offline_successes,
> 243 &sum_offline, &min_offline, &max_offline))
> 244 torture_online(cpu,
> 245 &n_online_attempts, &n_online_successes,
> 246 &sum_online, &min_online, &max_online);
> 247 schedule_timeout_interruptible(onoff_interval);
> 248 }
> 249
> 250 stop:
> 251 torture_kthread_stopping("torture_onoff");
> 252 return 0;
> 253 }
> 254
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [rcu:dev.2020.02.12a 109/124] kernel/torture.c:239:3: error: implicit declaration of function 'rcutorture_sched_setaffinity'; did you mean '__NR_ia32_sched_setaffinity'?
@ 2020-02-15 13:15 ` Paul E. McKenney
0 siblings, 0 replies; 4+ messages in thread
From: Paul E. McKenney @ 2020-02-15 13:15 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 3670 bytes --]
On Sat, Feb 15, 2020 at 03:55:27PM +0800, kbuild test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2020.02.12a
> head: 35a305226917a71de1c060db96fed0520cf644d9
> commit: bc3db9afb8492662a1108616342f288de66baa8f [109/124] EXP: rcutorture hack to force CPU hotplug onto CPU 0
> config: x86_64-randconfig-s0-20200215 (attached as .config)
> compiler: gcc-7 (Debian 7.5.0-4) 7.5.0
> reproduce:
> git checkout bc3db9afb8492662a1108616342f288de66baa8f
> # save the attached .config to linux build tree
> make ARCH=x86_64
>
> If you fix the issue, kindly add following tag
> Reported-by: kbuild test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
> kernel/torture.c: In function 'torture_onoff':
> >> kernel/torture.c:239:3: error: implicit declaration of function 'rcutorture_sched_setaffinity'; did you mean '__NR_ia32_sched_setaffinity'? [-Werror=implicit-function-declaration]
> rcutorture_sched_setaffinity(current->pid, cpumask_of(0));
> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
> __NR_ia32_sched_setaffinity
> cc1: some warnings being treated as errors
And this experimental commit is now gone from current -rcu, though you
might well have a few more branches containing it in your queue.
Thanx, Paul
> vim +239 kernel/torture.c
>
> 195
> 196 /*
> 197 * Execute random CPU-hotplug operations at the interval specified
> 198 * by the onoff_interval.
> 199 */
> 200 static int
> 201 torture_onoff(void *arg)
> 202 {
> 203 int cpu;
> 204 int maxcpu = -1;
> 205 DEFINE_TORTURE_RANDOM(rand);
> 206 int ret;
> 207
> 208 VERBOSE_TOROUT_STRING("torture_onoff task started");
> 209 for_each_online_cpu(cpu)
> 210 maxcpu = cpu;
> 211 WARN_ON(maxcpu < 0);
> 212 if (!IS_MODULE(CONFIG_TORTURE_TEST))
> 213 for_each_possible_cpu(cpu) {
> 214 if (cpu_online(cpu))
> 215 continue;
> 216 ret = cpu_up(cpu);
> 217 if (ret && verbose) {
> 218 pr_alert("%s" TORTURE_FLAG
> 219 "%s: Initial online %d: errno %d\n",
> 220 __func__, torture_type, cpu, ret);
> 221 }
> 222 }
> 223
> 224 if (maxcpu == 0) {
> 225 VERBOSE_TOROUT_STRING("Only one CPU, so CPU-hotplug testing is disabled");
> 226 goto stop;
> 227 }
> 228
> 229 if (onoff_holdoff > 0) {
> 230 VERBOSE_TOROUT_STRING("torture_onoff begin holdoff");
> 231 schedule_timeout_interruptible(onoff_holdoff);
> 232 VERBOSE_TOROUT_STRING("torture_onoff end holdoff");
> 233 }
> 234 while (!torture_must_stop()) {
> 235 if (disable_onoff_at_boot && !rcu_inkernel_boot_has_ended()) {
> 236 schedule_timeout_interruptible(HZ / 10);
> 237 continue;
> 238 }
> > 239 rcutorture_sched_setaffinity(current->pid, cpumask_of(0));
> 240 cpu = (torture_random(&rand) >> 4) % (maxcpu + 1);
> 241 if (!torture_offline(cpu,
> 242 &n_offline_attempts, &n_offline_successes,
> 243 &sum_offline, &min_offline, &max_offline))
> 244 torture_online(cpu,
> 245 &n_online_attempts, &n_online_successes,
> 246 &sum_online, &min_online, &max_online);
> 247 schedule_timeout_interruptible(onoff_interval);
> 248 }
> 249
> 250 stop:
> 251 torture_kthread_stopping("torture_onoff");
> 252 return 0;
> 253 }
> 254
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
^ permalink raw reply [flat|nested] 4+ messages in thread
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2020-02-15 7:55 [rcu:dev.2020.02.12a 109/124] kernel/torture.c:239:3: error: implicit declaration of function 'rcutorture_sched_setaffinity'; did you mean '__NR_ia32_sched_setaffinity'? kbuild test robot
2020-02-15 7:55 ` kbuild test robot
2020-02-15 13:15 ` Paul E. McKenney
2020-02-15 13:15 ` Paul E. McKenney
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