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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-01-20 14:01:31 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-01-20 14:01:31 -0300
commitb4b7ff4b08e691656c9d77c758fc355833128ac0 (patch)
tree82fcb00e6b918026dc9f2d1f05ed8eee83874cc0 /Documentation/RCU/torture.txt
parent35acfa0fc609f2a2cd95cef4a6a9c3a5c38f1778 (diff)
Linux-libre 4.4-gnupck-4.4-gnu
Diffstat (limited to 'Documentation/RCU/torture.txt')
-rw-r--r--Documentation/RCU/torture.txt39
1 files changed, 13 insertions, 26 deletions
diff --git a/Documentation/RCU/torture.txt b/Documentation/RCU/torture.txt
index dac02a621..118e7c176 100644
--- a/Documentation/RCU/torture.txt
+++ b/Documentation/RCU/torture.txt
@@ -166,40 +166,27 @@ test_no_idle_hz Whether or not to test the ability of RCU to operate in
torture_type The type of RCU to test, with string values as follows:
- "rcu": rcu_read_lock(), rcu_read_unlock() and call_rcu().
-
- "rcu_sync": rcu_read_lock(), rcu_read_unlock(), and
- synchronize_rcu().
-
- "rcu_expedited": rcu_read_lock(), rcu_read_unlock(), and
- synchronize_rcu_expedited().
+ "rcu": rcu_read_lock(), rcu_read_unlock() and call_rcu(),
+ along with expedited, synchronous, and polling
+ variants.
"rcu_bh": rcu_read_lock_bh(), rcu_read_unlock_bh(), and
- call_rcu_bh().
-
- "rcu_bh_sync": rcu_read_lock_bh(), rcu_read_unlock_bh(),
- and synchronize_rcu_bh().
+ call_rcu_bh(), along with expedited and synchronous
+ variants.
- "rcu_bh_expedited": rcu_read_lock_bh(), rcu_read_unlock_bh(),
- and synchronize_rcu_bh_expedited().
+ "rcu_busted": This tests an intentionally incorrect version
+ of RCU in order to help test rcutorture itself.
"srcu": srcu_read_lock(), srcu_read_unlock() and
- call_srcu().
-
- "srcu_sync": srcu_read_lock(), srcu_read_unlock() and
- synchronize_srcu().
-
- "srcu_expedited": srcu_read_lock(), srcu_read_unlock() and
- synchronize_srcu_expedited().
+ call_srcu(), along with expedited and
+ synchronous variants.
"sched": preempt_disable(), preempt_enable(), and
- call_rcu_sched().
-
- "sched_sync": preempt_disable(), preempt_enable(), and
- synchronize_sched().
+ call_rcu_sched(), along with expedited,
+ synchronous, and polling variants.
- "sched_expedited": preempt_disable(), preempt_enable(), and
- synchronize_sched_expedited().
+ "tasks": voluntary context switch and call_rcu_tasks(),
+ along with expedited and synchronous variants.
Defaults to "rcu".