diff options
Diffstat (limited to 'Documentation/admin-guide/kernel-parameters.txt')
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index f1384c7b59c9..d30b81e693f9 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -4937,6 +4937,10 @@ Set maximum number of finished RCU callbacks to process in one batch. + rcutree.csd_lock_suppress_rcu_stall= [KNL] + Do only a one-line RCU CPU stall warning when + there is an ongoing too-long CSD-lock wait. + rcutree.do_rcu_barrier= [KNL] Request a call to rcu_barrier(). This is throttled so that userspace tests can safely @@ -5384,7 +5388,13 @@ Time to wait (s) after boot before inducing stall. rcutorture.stall_cpu_irqsoff= [KNL] - Disable interrupts while stalling if set. + Disable interrupts while stalling if set, but only + on the first stall in the set. + + rcutorture.stall_cpu_repeat= [KNL] + Number of times to repeat the stall sequence, + so that rcutorture.stall_cpu_repeat=3 will result + in four stall sequences. rcutorture.stall_gp_kthread= [KNL] Duration (s) of forced sleep within RCU @@ -5572,14 +5582,6 @@ of zero will disable batching. Batching is always disabled for synchronize_rcu_tasks(). - rcupdate.rcu_tasks_rude_lazy_ms= [KNL] - Set timeout in milliseconds RCU Tasks - Rude asynchronous callback batching for - call_rcu_tasks_rude(). A negative value - will take the default. A value of zero will - disable batching. Batching is always disabled - for synchronize_rcu_tasks_rude(). - rcupdate.rcu_tasks_trace_lazy_ms= [KNL] Set timeout in milliseconds RCU Tasks Trace asynchronous callback batching for |