From ec4518aad8329364af373f4bf7f4eff25a01a339 Mon Sep 17 00:00:00 2001 From: "Paul E. McKenney" Date: Fri, 12 Sep 2014 10:50:01 -0700 Subject: [PATCH] locktorture: Document boot/module parameters Signed-off-by: Paul E. McKenney --- Documentation/kernel-parameters.txt | 43 +++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 7aba744afcde..e95b0f43229f 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1704,6 +1704,49 @@ bytes respectively. Such letter suffixes can also be entirely omitted. lockd.nlm_udpport=M [NFS] Assign UDP port. Format: + locktorture.nreaders_stress= [KNL] + Set the number of locking read-acquisition kthreads. + Defaults to being automatically set based on the + number of online CPUs. + + locktorture.nwriters_stress= [KNL] + Set the number of locking write-acquisition kthreads. + + locktorture.onoff_holdoff= [KNL] + Set time (s) after boot for CPU-hotplug testing. + + locktorture.onoff_interval= [KNL] + Set time (s) between CPU-hotplug operations, or + zero to disable CPU-hotplug testing. + + locktorture.shuffle_interval= [KNL] + Set task-shuffle interval (jiffies). Shuffling + tasks allows some CPUs to go into dyntick-idle + mode during the locktorture test. + + locktorture.shutdown_secs= [KNL] + Set time (s) after boot system shutdown. This + is useful for hands-off automated testing. + + locktorture.stat_interval= [KNL] + Time (s) between statistics printk()s. + + locktorture.stutter= [KNL] + Time (s) to stutter testing, for example, + specifying five seconds causes the test to run for + five seconds, wait for five seconds, and so on. + This tests the locking primitive's ability to + transition abruptly to and from idle. + + locktorture.torture_runnable= [BOOT] + Start locktorture running at boot time. + + locktorture.torture_type= [KNL] + Specify the locking implementation to test. + + locktorture.verbose= [KNL] + Enable additional printk() statements. + logibm.irq= [HW,MOUSE] Logitech Bus Mouse Driver Format: -- 2.20.1