[tip: core/rcu] rcutorture: Add BUSTED-BOOST to test RCU priority boosting tests

[tip: core/rcu] rcutorture: Add BUSTED-BOOST to test RCU priority boosting tests

[tip-bot2 for Paul E. McKenney]

The following commit has been merged into the core/rcu branch of tip:

Commit-ID:     d4240d628f989efe32b3ad10a78d6921f8e28bd6
Gitweb:        https://git.kernel.org/tip/d4240d628f989efe32b3ad10a78d6921f8e28bd6
Author:        Paul E. McKenney <paulmck@kernel.org>
AuthorDate:    Sun, 11 Apr 2021 10:44:12 -07:00
Committer:     Paul E. McKenney <paulmck@kernel.org>
CommitterDate: Mon, 10 May 2021 16:05:07 -07:00

rcutorture: Add BUSTED-BOOST to test RCU priority boosting tests

This commit adds the BUSTED-BOOST rcutorture scenario, which can be
used to test rcutorture's ability to test RCU priority boosting.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
---
 tools/testing/selftests/rcutorture/configs/rcu/BUSTED-BOOST      | 17 +++++++++++++++++
 tools/testing/selftests/rcutorture/configs/rcu/BUSTED-BOOST.boot |  8 ++++++++
 2 files changed, 25 insertions(+)
 create mode 100644 tools/testing/selftests/rcutorture/configs/rcu/BUSTED-BOOST
 create mode 100644 tools/testing/selftests/rcutorture/configs/rcu/BUSTED-BOOST.boot

diff --git a/tools/testing/selftests/rcutorture/configs/rcu/BUSTED-BOOST b/tools/testing/selftests/rcutorture/configs/rcu/BUSTED-BOOST
new file mode 100644
index 0000000..22d598f
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/configs/rcu/BUSTED-BOOST
@@ -0,0 +1,17 @@
+CONFIG_SMP=y
+CONFIG_NR_CPUS=16
+CONFIG_PREEMPT_NONE=n
+CONFIG_PREEMPT_VOLUNTARY=n
+CONFIG_PREEMPT=y
+#CHECK#CONFIG_PREEMPT_RCU=y
+CONFIG_HZ_PERIODIC=y
+CONFIG_NO_HZ_IDLE=n
+CONFIG_NO_HZ_FULL=n
+CONFIG_RCU_TRACE=y
+CONFIG_HOTPLUG_CPU=y
+CONFIG_RCU_FANOUT=2
+CONFIG_RCU_FANOUT_LEAF=2
+CONFIG_RCU_NOCB_CPU=n
+CONFIG_DEBUG_LOCK_ALLOC=n
+CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
+CONFIG_RCU_EXPERT=y
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/BUSTED-BOOST.boot b/tools/testing/selftests/rcutorture/configs/rcu/BUSTED-BOOST.boot
new file mode 100644
index 0000000..f57720c
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/configs/rcu/BUSTED-BOOST.boot
@@ -0,0 +1,8 @@
+rcutorture.test_boost=2
+rcutorture.stutter=0
+rcutree.gp_preinit_delay=12
+rcutree.gp_init_delay=3
+rcutree.gp_cleanup_delay=3
+rcutree.kthread_prio=2
+threadirqs
+tree.use_softirq=0