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| author |   Paul E. McKenney <paulmck@kernel.org> | 2024-08-01 17:34:25 -0700 |
|---|---|---|
| committer |   Neeraj Upadhyay <neeraj.upadhyay@kernel.org> | 2024-08-14 17:02:57 +0530 |
| commit | fe91cf39db0939ac8d523b5a1c31840f7cbe205c (patch) | |
| tree | 7f17b4530b7c83d6fb5925705bb44a3a6e81b3e8 /include/linux/rcupdate.h | |
| parent | rcu/tasks: Mark callbacks not currently participating in barrier operation (diff) | |
| download | wireguard-linux-fe91cf39db0939ac8d523b5a1c31840f7cbe205c.tar.xz wireguard-linux-fe91cf39db0939ac8d523b5a1c31840f7cbe205c.zip | |
rcu/tasks: Add detailed grace-period and barrier diagnostics
This commit adds rcu_tasks_torture_stats_print(),
rcu_tasks_trace_torture_stats_print(), and
rcu_tasks_rude_torture_stats_print() functions that provide detailed
diagnostics on grace-period, callback, and barrier state.
Signed-off-by: "Paul E. McKenney" <paulmck@kernel.org>
Signed-off-by: Neeraj Upadhyay <neeraj.upadhyay@kernel.org>
Diffstat (limited to 'include/linux/rcupdate.h')
| -rw-r--r-- | include/linux/rcupdate.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 31e679c7110e..17463e95b6ef 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -164,6 +164,7 @@ static inline void rcu_nocb_flush_deferred_wakeup(void) { } } while (0) void call_rcu_tasks(struct rcu_head *head, rcu_callback_t func); void synchronize_rcu_tasks(void); +void rcu_tasks_torture_stats_print(char *tt, char *tf); # else # define rcu_tasks_classic_qs(t, preempt) do { } while (0) # define call_rcu_tasks call_rcu @@ -190,6 +191,7 @@ void rcu_tasks_trace_qs_blkd(struct task_struct *t); rcu_tasks_trace_qs_blkd(t); \ } \ } while (0) +void rcu_tasks_trace_torture_stats_print(char *tt, char *tf); # else # define rcu_tasks_trace_qs(t) do { } while (0) # endif @@ -202,6 +204,7 @@ do { \ # ifdef CONFIG_TASKS_RUDE_RCU void synchronize_rcu_tasks_rude(void); +void rcu_tasks_rude_torture_stats_print(char *tt, char *tf); # endif #define rcu_note_voluntary_context_switch(t) rcu_tasks_qs(t, false) |