* [zen:7.1/prjc 636/668] kernel/trace/rv/monitors/deadline/deadline.h:75:1: warning: control reaches end of non-void function
@ 2026-06-23 12:24 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-06-23 12:24 UTC (permalink / raw)
To: steven; +Cc: oe-kbuild-all
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: i386-allmodconfig (https://download.01.org/0day-ci/archive/20260623/202606232013.6SQdFty9-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260623/202606232013.6SQdFty9-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/202606232013.6SQdFty9-lkp@intel.com/
All warnings (new ones prefixed by >>):
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);
| ^~~~~~~~~~~~~~
kernel/trace/rv/monitors/deadline/deadline.h: In function 'get_entity_id':
>> kernel/trace/rv/monitors/deadline/deadline.h:75:1: warning: control reaches end of non-void function [-Wreturn-type]
75 | }
| ^
vim +75 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 75 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
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2026-06-23 12:24 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2026-06-23 12:24 [zen:7.1/prjc 636/668] kernel/trace/rv/monitors/deadline/deadline.h:75:1: warning: control reaches end of non-void function kernel test robot
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.