Re: [PATCH tip/core/rcu 0/55] Torture-test changes for 3.15

[Paul E. McKenney]

On Mon, Feb 17, 2014 at 04:48:00PM -0800, Josh Triplett wrote:
> On Mon, Feb 17, 2014 at 04:41:45PM -0800, Josh Triplett wrote:
> > On Mon, Feb 17, 2014 at 02:12:31PM -0800, Paul E. McKenney wrote:
> > > Hello!
> > > 
> > > This series contains rcutorture changes, including adding a simple
> > > locktorture.  Creating this locktorture while sharing the rcutorture
> > > infrastructure was the main point of this patch, but this effort
> > > uncovered a number of shortcomings in rcutorture, which this series
> > > also fixes.
> > > 
> > > 1-6.	Usability improvements in rcutorture scripting.
> > > 
> > > 7-13.	Enable concurrent rcutorture runs on systems with sufficient
> > > 	numbers of CPUs.
> > > 
> > > 14.	Print the results directory at the end of the test.
> > > 
> > > 15,17-25,27-28,30,32,37-41,46-48.
> > > 	Abstract facilities from rcutorture module and scripting for later
> > > 	use by locktorture.
> > > 
> > > 16.	Don't create a results directory for dryruns.
> > > 
> > > 26.	Print date and time of each phase of torturing.
> > > 
> > > 29.	Issue a diagnostic if something does a system shutdown while
> > > 	rcutorture is running.
> > > 
> > > 31.	Apply ACCESS_ONCE() to racy fullstop accesses.
> > > 
> > > 33.	Clean up rcu_torture_init() error handling.
> > > 
> > > 34.	Announce kthread creation.
> > > 
> > > 35.	Clean up a number of rcutorture shutdown races, unifying the
> > > 	required shutdown actions into a new torture_kthread_stopping()
> > > 	function.
> > > 
> > > 36.	Add a missing return statement in rcu_torture_barrier_init().
> > > 
> > > 42.	Create a minimal locktorture module.
> > > 
> > > 43-44.	Add an on-purpose buggy RCU implementation to rcutorture to help
> > > 	test the tests.
> > > 
> > > 45.	Create a file for Kconfig parameters that are commmon across all
> > > 	rcutorture tests.
> > > 
> > > 49.	Add beginning set of config files for locktorture.
> > > 
> > > 50.	Avoid SEGV when cleanup-hooks function pointer is NULL.
> > > 
> > > 51.	Add locktorture plugin for kvm_recheck.sh.
> > > 
> > > 52.	Rename TREE_RCU-Kconfig.txt to avoid confusing scripts that
> > > 	look for Kconfig files, courtesy of Paul Bolle.
> > > 
> > > 53.	Retain output from kvm-test-1-run.sh script.
> > > 
> > > 54.	Add an on-purpose buggy lock implementation to locktorture to
> > > 	help test the tests.
> > > 
> > > 55.	Save kvm.sh progress messages to log so that they can be used
> > > 	for later timing analysis.
> > 
> > I replied with comments on 15, 17, 19, 21, 35, and 37.
> > 
> > This series also appears to be missing patches numbered 12, 16, 18, 26,
> > 38, 39, 43, and 53.  (In some cases those patch numbers appear above but
> > the corresponding patches don't appear in subsequent mails; in other
> > cases those numbers appear missing above as well.)
> > 
> > For the remaining patches:
> > Reviewed-by: Josh Triplett <josh@xxxxxxxxxxxxxxxx>
> 
> It appears that the patches that appeared "missing" showed up after all,
> but for some reason those mails were delayed.
> Reviewed-by: Josh Triplett <josh@xxxxxxxxxxxxxxxx>
> for those as well.

Whew!  And thank you again!

							Thanx, Paul

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