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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-03-12 18:42:48 (GMT)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-05-27 19:59:57 (GMT)
commit6530b3f4c5043aa8ef66faa8296291b1ea6ba2eb (patch)
treec906b2742c86d799697a6f2fc8dc1d43e785394e
parentf76b244e478f570eaa34daa4034c4380fdda82f6 (diff)
downloadlinux-6530b3f4c5043aa8ef66faa8296291b1ea6ba2eb.tar.xz
rcutorture: Exchange TREE03 and TREE08 NR_CPUS, speed up CPU hotplug
TREE03 has been especially effective at finding bugs lately. This commit makes it even more effective by speeding up its CPU hotplug testing and increasing its NR_CPUs from 8 to 16. TREE08's NR_CPUS is decreased from 16 to 8 in order to maintain the same test duration. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org>
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE032
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE03.boot1
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE082
3 files changed, 3 insertions, 2 deletions
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE03 b/tools/testing/selftests/rcutorture/configs/rcu/TREE03
index 4dc8339..05a8138 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE03
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE03
@@ -1,5 +1,5 @@
CONFIG_SMP=y
-CONFIG_NR_CPUS=8
+CONFIG_NR_CPUS=16
CONFIG_PREEMPT_NONE=n
CONFIG_PREEMPT_VOLUNTARY=n
CONFIG_PREEMPT=y
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE03.boot b/tools/testing/selftests/rcutorture/configs/rcu/TREE03.boot
new file mode 100644
index 0000000..120c0c8
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE03.boot
@@ -0,0 +1 @@
+rcutorture.onoff_interval=1 rcutorture.onoff_holdoff=30
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE08 b/tools/testing/selftests/rcutorture/configs/rcu/TREE08
index 5812027..acce655 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE08
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE08
@@ -1,5 +1,5 @@
CONFIG_SMP=y
-CONFIG_NR_CPUS=16
+CONFIG_NR_CPUS=8
CONFIG_PREEMPT_NONE=n
CONFIG_PREEMPT_VOLUNTARY=n
CONFIG_PREEMPT=y