From: kernel test robot <lkp@intel.com>
To: steven@liquorix.net
Cc: oe-kbuild-all@lists.linux.dev
Subject: [zen:7.1/prjc 636/668] kernel/trace/rv/monitors/deadline/deadline.h:67:13: error: implicit declaration of function 'dl_server'
Date: Tue, 23 Jun 2026 07:35:33 +0800 [thread overview]
Message-ID: <202606230758.bc6YAidv-lkp@intel.com> (raw)
tree: https://github.com/zen-kernel/zen-kernel 7.1/prjc
head: 554af5ca804c16da84a47b49a517697a9b81bb54
commit: de41db545b89a8e1f708de3813fec4a38d17f710 [636/668] sched/alt: [Sync] deadline sync-up fix
config: sh-allyesconfig (https://download.01.org/0day-ci/archive/20260623/202606230758.bc6YAidv-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 16.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260623/202606230758.bc6YAidv-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202606230758.bc6YAidv-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from kernel/trace/rv/monitors/deadline/deadline.c:10:
kernel/trace/rv/monitors/deadline/deadline.h: In function 'get_entity_id':
>> kernel/trace/rv/monitors/deadline/deadline.h:67:13: error: implicit declaration of function 'dl_server' [-Wimplicit-function-declaration]
67 | if (dl_server(dl_se) && type != DL_TASK) {
| ^~~~~~~~~
>> kernel/trace/rv/monitors/deadline/deadline.h:74:16: error: implicit declaration of function 'dl_task_of'; did you mean 'dl_task'? [-Wimplicit-function-declaration]
74 | return dl_task_of(dl_se)->pid;
| ^~~~~~~~~~
| dl_task
>> kernel/trace/rv/monitors/deadline/deadline.h:74:33: error: invalid type argument of '->' (have 'int')
74 | return dl_task_of(dl_se)->pid;
| ^~
kernel/trace/rv/monitors/deadline/deadline.h: In function 'task_is_scx_enabled':
kernel/trace/rv/monitors/deadline/deadline.h:80:19: error: 'struct task_struct' has no member named 'sched_class'
80 | tsk->sched_class == rv_ext_sched_class;
| ^~
--
In file included from kernel/trace/rv/monitors/nomiss/nomiss.c:25:
kernel/trace/rv/monitors/deadline/deadline.h: In function 'get_entity_id':
>> kernel/trace/rv/monitors/deadline/deadline.h:67:13: error: implicit declaration of function 'dl_server' [-Wimplicit-function-declaration]
67 | if (dl_server(dl_se) && type != DL_TASK) {
| ^~~~~~~~~
>> kernel/trace/rv/monitors/deadline/deadline.h:74:16: error: implicit declaration of function 'dl_task_of'; did you mean 'dl_task'? [-Wimplicit-function-declaration]
74 | return dl_task_of(dl_se)->pid;
| ^~~~~~~~~~
| dl_task
>> kernel/trace/rv/monitors/deadline/deadline.h:74:33: error: invalid type argument of '->' (have 'int')
74 | return dl_task_of(dl_se)->pid;
| ^~
kernel/trace/rv/monitors/deadline/deadline.h: In function 'task_is_scx_enabled':
kernel/trace/rv/monitors/deadline/deadline.h:80:19: error: 'struct task_struct' has no member named 'sched_class'
80 | tsk->sched_class == rv_ext_sched_class;
| ^~
kernel/trace/rv/monitors/deadline/deadline.h: In function 'get_server':
kernel/trace/rv/monitors/deadline/deadline.h:142:16: error: 'struct task_struct' has no member named 'dl_server'
142 | if (tsk->dl_server && get_server_type(tsk) == type)
| ^~
kernel/trace/rv/monitors/deadline/deadline.h:143:27: error: 'struct task_struct' has no member named 'dl_server'
143 | return tsk->dl_server;
| ^~
kernel/trace/rv/monitors/deadline/deadline.h: In function 'init_storage':
kernel/trace/rv/monitors/deadline/deadline.h:85:47: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/deadline/deadline.h:176:48: note: in expansion of macro 'EXPAND_ID_TASK'
176 | if (!da_create_storage(EXPAND_ID_TASK(p), NULL)) {
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/deadline/deadline.h:85:82: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/deadline/deadline.h:176:48: note: in expansion of macro 'EXPAND_ID_TASK'
176 | if (!da_create_storage(EXPAND_ID_TASK(p), NULL)) {
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/deadline/deadline.h: In function 'handle_newtask':
kernel/trace/rv/monitors/deadline/deadline.h:85:47: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/deadline/deadline.h:194:35: note: in expansion of macro 'EXPAND_ID_TASK'
194 | da_create_storage(EXPAND_ID_TASK(task), NULL);
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/deadline/deadline.h:85:82: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/deadline/deadline.h:194:35: note: in expansion of macro 'EXPAND_ID_TASK'
194 | da_create_storage(EXPAND_ID_TASK(task), NULL);
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/deadline/deadline.h: In function 'handle_exit':
kernel/trace/rv/monitors/deadline/deadline.h:200:52: error: 'struct task_struct' has no member named 'dl'
200 | da_destroy_storage(get_entity_id(&p->dl, DL_TASK, DL_TASK));
| ^~
kernel/trace/rv/monitors/nomiss/nomiss.c: In function 'ha_get_env':
>> kernel/trace/rv/monitors/nomiss/nomiss.c:43:25: error: implicit declaration of function 'dl_is_implicit' [-Wimplicit-function-declaration]
43 | return !dl_is_implicit(ha_get_target(ha_mon));
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/nomiss/nomiss.c: In function 'handle_sched_switch':
kernel/trace/rv/monitors/deadline/deadline.h:85:47: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/nomiss/nomiss.c:179:33: note: in expansion of macro 'EXPAND_ID_TASK'
179 | da_handle_event(EXPAND_ID_TASK(prev), sched_switch_suspend_nomiss);
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/deadline/deadline.h:85:82: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/nomiss/nomiss.c:179:33: note: in expansion of macro 'EXPAND_ID_TASK'
179 | da_handle_event(EXPAND_ID_TASK(prev), sched_switch_suspend_nomiss);
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/deadline/deadline.h:85:47: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/nomiss/nomiss.c:181:43: note: in expansion of macro 'EXPAND_ID_TASK'
181 | da_handle_start_run_event(EXPAND_ID_TASK(next), sched_switch_in_nomiss);
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/deadline/deadline.h:85:82: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/nomiss/nomiss.c:181:43: note: in expansion of macro 'EXPAND_ID_TASK'
181 | da_handle_start_run_event(EXPAND_ID_TASK(next), sched_switch_in_nomiss);
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/nomiss/nomiss.c:189:17: error: 'struct task_struct' has no member named 'dl_server'
189 | if (next->dl_server)
| ^~
kernel/trace/rv/monitors/nomiss/nomiss.c:190:53: error: 'struct task_struct' has no member named 'dl_server'
190 | da_handle_start_event(EXPAND_ID(next->dl_server, cpu,
| ^~
kernel/trace/rv/monitors/deadline/deadline.h:84:51: note: in definition of macro 'EXPAND_ID'
84 | #define EXPAND_ID(dl_se, cpu, type) get_entity_id(dl_se, cpu, type), dl_se
| ^~~~~
kernel/trace/rv/monitors/nomiss/nomiss.c:190:53: error: 'struct task_struct' has no member named 'dl_server'
190 | da_handle_start_event(EXPAND_ID(next->dl_server, cpu,
| ^~
kernel/trace/rv/monitors/deadline/deadline.h:84:70: note: in definition of macro 'EXPAND_ID'
84 | #define EXPAND_ID(dl_se, cpu, type) get_entity_id(dl_se, cpu, type), dl_se
| ^~~~~
kernel/trace/rv/monitors/nomiss/nomiss.c: In function 'handle_sys_enter':
kernel/trace/rv/monitors/deadline/deadline.h:85:47: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/nomiss/nomiss.c:215:26: note: in expansion of macro 'EXPAND_ID_TASK'
215 | da_reset(EXPAND_ID_TASK(p));
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/deadline/deadline.h:85:82: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/nomiss/nomiss.c:215:26: note: in expansion of macro 'EXPAND_ID_TASK'
215 | da_reset(EXPAND_ID_TASK(p));
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/deadline/deadline.h:85:47: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/nomiss/nomiss.c:217:34: note: in expansion of macro 'EXPAND_ID_TASK'
217 | da_create_or_get(EXPAND_ID_TASK(p));
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/deadline/deadline.h:85:82: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/nomiss/nomiss.c:217:34: note: in expansion of macro 'EXPAND_ID_TASK'
217 | da_create_or_get(EXPAND_ID_TASK(p));
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/nomiss/nomiss.c: In function 'handle_sched_wakeup':
kernel/trace/rv/monitors/deadline/deadline.h:85:47: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/nomiss/nomiss.c:223:33: note: in expansion of macro 'EXPAND_ID_TASK'
223 | da_handle_event(EXPAND_ID_TASK(tsk), sched_wakeup_nomiss);
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/deadline/deadline.h:85:82: error: 'struct task_struct' has no member named 'dl'
85 | #define EXPAND_ID_TASK(tsk) get_entity_id(&tsk->dl, task_cpu(tsk), DL_TASK), &tsk->dl
| ^~
kernel/trace/rv/monitors/nomiss/nomiss.c:223:33: note: in expansion of macro 'EXPAND_ID_TASK'
223 | da_handle_event(EXPAND_ID_TASK(tsk), sched_wakeup_nomiss);
| ^~~~~~~~~~~~~~
vim +/dl_server +67 kernel/trace/rv/monitors/deadline/deadline.h
b133207deb7260 Gabriele Monaco 2026-03-30 48
b133207deb7260 Gabriele Monaco 2026-03-30 49 /*
b133207deb7260 Gabriele Monaco 2026-03-30 50 * Use negative numbers for the server.
b133207deb7260 Gabriele Monaco 2026-03-30 51 * Currently only one fair server per CPU, may change in the future.
b133207deb7260 Gabriele Monaco 2026-03-30 52 */
b133207deb7260 Gabriele Monaco 2026-03-30 53 #define fair_server_id(cpu) (-cpu)
b133207deb7260 Gabriele Monaco 2026-03-30 54 #define ext_server_id(cpu) (-cpu - num_possible_cpus())
b133207deb7260 Gabriele Monaco 2026-03-30 55 #define NO_SERVER_ID (-2 * num_possible_cpus())
b133207deb7260 Gabriele Monaco 2026-03-30 56 /*
b133207deb7260 Gabriele Monaco 2026-03-30 57 * Get a unique id used for dl entities
b133207deb7260 Gabriele Monaco 2026-03-30 58 *
b133207deb7260 Gabriele Monaco 2026-03-30 59 * The cpu is not required for tasks as the pid is used there, if this function
b133207deb7260 Gabriele Monaco 2026-03-30 60 * is called on a dl_se that for sure corresponds to a task, DL_TASK can be
b133207deb7260 Gabriele Monaco 2026-03-30 61 * used in place of cpu.
b133207deb7260 Gabriele Monaco 2026-03-30 62 * We need the cpu for servers as it is provided in the tracepoint and we
b133207deb7260 Gabriele Monaco 2026-03-30 63 * cannot easily retrieve it from the dl_se (requires the struct rq definition).
b133207deb7260 Gabriele Monaco 2026-03-30 64 */
b133207deb7260 Gabriele Monaco 2026-03-30 65 static inline int get_entity_id(struct sched_dl_entity *dl_se, int cpu, u8 type)
b133207deb7260 Gabriele Monaco 2026-03-30 66 {
b133207deb7260 Gabriele Monaco 2026-03-30 @67 if (dl_server(dl_se) && type != DL_TASK) {
b133207deb7260 Gabriele Monaco 2026-03-30 68 if (type == DL_SERVER_FAIR)
b133207deb7260 Gabriele Monaco 2026-03-30 69 return fair_server_id(cpu);
b133207deb7260 Gabriele Monaco 2026-03-30 70 if (type == DL_SERVER_EXT)
b133207deb7260 Gabriele Monaco 2026-03-30 71 return ext_server_id(cpu);
b133207deb7260 Gabriele Monaco 2026-03-30 72 return NO_SERVER_ID;
b133207deb7260 Gabriele Monaco 2026-03-30 73 }
b133207deb7260 Gabriele Monaco 2026-03-30 @74 return dl_task_of(dl_se)->pid;
b133207deb7260 Gabriele Monaco 2026-03-30 75 }
b133207deb7260 Gabriele Monaco 2026-03-30 76
:::::: The code at line 67 was first introduced by commit
:::::: b133207deb72609ad4da40c4d50128a5e150677b rv: Add nomiss deadline monitor
:::::: TO: Gabriele Monaco <gmonaco@redhat.com>
:::::: CC: Gabriele Monaco <gmonaco@redhat.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-06-22 23:36 UTC|newest]
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