[PATCH tip/core/rcu 0/23] Torture-test updates for v5.9

[Paul E. McKenney]

Hello!

This series provides torture-test updates:

1.	 Remove qemu dependency on EFI firmware.

2.	Add script to smoke-test commits in a branch.

3.	Use true and false to assign to bool variables, courtesy of Zou Wei.

4.	Add races with task-exit processing.

5.	Set configfile variable to current scenario.

6.	Handle non-statistic bang-string error messages.

7.	NULL rcu_torture_current earlier in cleanup code.

8.	Remove whitespace from identify_qemu_vcpus output.

9.	Add --allcpus argument to the kvm.sh script.

10.	rcu/rcutorture: Replace 0 with false, courtesy of Jules Irenge.

11.	Create qemu-cmd in --buildonly runs.

12.	Add a stop-run capability.

13.	Abstract out console-log error detection.

14.	Check for unwatched readers.

15.	Pass --kmake-arg to all make invocations, courtesy of Marco Elver.

16.	Correctly summarize build-only runs.

17.	Improve diagnostic for KCSAN-incapable compilers.

18.	Add more tracing crib notes to kvm.sh.

19.	Add kvm-tranform.sh script for qemu-cmd files.

20.	Dump ftrace at shutdown only if requested.

21.	Avoid duplicate specification of qemu command.

22.	Remove obsolete "cd $KVM".

23.	Remove KCSAN stubs.

							Thanx, Paul

------------------------------------------------------------------------

 Documentation/admin-guide/kernel-parameters.txt              |   21 +
 include/linux/torture.h                                      |    5 
 kernel/locking/locktorture.c                                 |   14 -
 kernel/rcu/rcutorture.c                                      |  130 +++++++++--
 kernel/torture.c                                             |    6 
 tools/testing/selftests/rcutorture/bin/configinit.sh         |    4 
 tools/testing/selftests/rcutorture/bin/console-badness.sh    |   16 +
 tools/testing/selftests/rcutorture/bin/functions.sh          |   23 +
 tools/testing/selftests/rcutorture/bin/jitter.sh             |    6 
 tools/testing/selftests/rcutorture/bin/kvm-build.sh          |    6 
 tools/testing/selftests/rcutorture/bin/kvm-check-branches.sh |  108 +++++++++
 tools/testing/selftests/rcutorture/bin/kvm-recheck.sh        |   20 +
 tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh     |   27 +-
 tools/testing/selftests/rcutorture/bin/kvm-transform.sh      |   51 ++++
 tools/testing/selftests/rcutorture/bin/kvm.sh                |   10 
 tools/testing/selftests/rcutorture/bin/parse-console.sh      |   23 +
 16 files changed, 419 insertions(+), 51 deletions(-)