diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c index 0273bc0a8586452f3562c20c2c8968ef0e2edf90..362eb2f78b3cd1c8f0ec8115f8aba3cf1c39960d 100644 --- a/kernel/rcu/rcutorture.c +++ b/kernel/rcu/rcutorture.c @@ -51,6 +51,7 @@ #include #include #include +#include #include "rcu.h" @@ -1240,6 +1241,7 @@ rcu_torture_stats_print(void) long pipesummary[RCU_TORTURE_PIPE_LEN + 1] = { 0 }; long batchsummary[RCU_TORTURE_PIPE_LEN + 1] = { 0 }; static unsigned long rtcv_snap = ULONG_MAX; + static bool splatted; struct task_struct *wtp; for_each_possible_cpu(cpu) { @@ -1325,6 +1327,10 @@ rcu_torture_stats_print(void) gpnum, completed, flags, wtp == NULL ? ~0UL : wtp->state, wtp == NULL ? -1 : (int)task_cpu(wtp)); + if (!splatted && wtp) { + sched_show_task(wtp); + splatted = true; + } show_rcu_gp_kthreads(); rcu_ftrace_dump(DUMP_ALL); } diff --git a/kernel/sched/core.c b/kernel/sched/core.c index d17c5da523a0bc817a6b32413ee7e0ba3e7a6b2e..7ae0151dcc1dd600e0cd0085f390a0dfe8fbe45c 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -5165,6 +5165,7 @@ void sched_show_task(struct task_struct *p) show_stack(p, NULL); put_task_stack(p); } +EXPORT_SYMBOL_GPL(sched_show_task); static inline bool state_filter_match(unsigned long state_filter, struct task_struct *p)