linux-kernel - [GIT PULL] locking changes for v4.21

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Date:   Mon, 24 Dec 2018 23:25:41 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     linux-kernel@...r.kernel.org,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Will Deacon <will.deacon@....com>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: [GIT PULL] locking changes for v4.21

Linus,

Please pull the latest locking-core-for-linus git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking-core-for-linus

   # HEAD: 80eb865768703c0f85a0603762742ae1dedf21f0 sched/fair: Clean up comment in nohz_idle_balance()

The main change in this cycle are initial preparatory bits of dynamic 
lockdep keys support from Bart Van Assche. There's also misc changes, a 
comment cleanup and a data structure cleanup.

 Thanks,

	Ingo

------------------>
Andrea Parri (1):
      sched/fair: Clean up comment in nohz_idle_balance()

Bart Van Assche (13):
      tools/lib/lockdep/tests: Display compiler warning and error messages
      tools/lib/lockdep/tests: Fix shellcheck warnings
      tools/lib/lockdep/tests: Improve testing accuracy
      tools/lib/lockdep/tests: Run lockdep tests a second time under Valgrind
      tools/lib/lockdep: Rename "trywlock" into "trywrlock"
      tools/lib/lockdep: Add dummy print_irqtrace_events() implementation
      tools/lib/lockdep/tests: Test the lockdep_reset_lock() implementation
      locking/lockdep: Declare local symbols static
      locking/lockdep: Inline __lockdep_init_map()
      locking/lockdep: Introduce lock_class_cache_is_registered()
      locking/lockdep: Remove a superfluous INIT_LIST_HEAD() statement
      locking/lockdep: Make concurrent lockdep_reset_lock() calls safe
      locking/lockdep: Stop using RCU primitives to access 'all_lock_classes'

Waiman Long (1):
      locking/lockdep: Remove ::version from lock_class structure


 include/linux/lockdep.h                       |  2 -
 kernel/locking/lockdep.c                      | 76 +++++++++++++++------------
 kernel/sched/fair.c                           |  4 +-
 tools/lib/lockdep/include/liblockdep/common.h |  1 +
 tools/lib/lockdep/include/liblockdep/mutex.h  |  1 +
 tools/lib/lockdep/include/liblockdep/rwlock.h |  6 +--
 tools/lib/lockdep/lockdep.c                   |  5 ++
 tools/lib/lockdep/run_tests.sh                | 39 +++++++++-----
 tools/lib/lockdep/tests/AA.sh                 |  2 +
 tools/lib/lockdep/tests/ABA.sh                |  2 +
 tools/lib/lockdep/tests/ABBA.c                |  3 ++
 tools/lib/lockdep/tests/ABBA.sh               |  2 +
 tools/lib/lockdep/tests/ABBA_2threads.sh      |  2 +
 tools/lib/lockdep/tests/ABBCCA.c              |  4 ++
 tools/lib/lockdep/tests/ABBCCA.sh             |  2 +
 tools/lib/lockdep/tests/ABBCCDDA.c            |  5 ++
 tools/lib/lockdep/tests/ABBCCDDA.sh           |  2 +
 tools/lib/lockdep/tests/ABCABC.c              |  4 ++
 tools/lib/lockdep/tests/ABCABC.sh             |  2 +
 tools/lib/lockdep/tests/ABCDBCDA.c            |  5 ++
 tools/lib/lockdep/tests/ABCDBCDA.sh           |  2 +
 tools/lib/lockdep/tests/ABCDBDDA.c            |  5 ++
 tools/lib/lockdep/tests/ABCDBDDA.sh           |  2 +
 tools/lib/lockdep/tests/WW.sh                 |  2 +
 tools/lib/lockdep/tests/unlock_balance.c      |  2 +
 tools/lib/lockdep/tests/unlock_balance.sh     |  2 +
 26 files changed, 131 insertions(+), 53 deletions(-)
 create mode 100644 tools/lib/lockdep/tests/AA.sh
 create mode 100644 tools/lib/lockdep/tests/ABA.sh
 create mode 100644 tools/lib/lockdep/tests/ABBA.sh
 create mode 100644 tools/lib/lockdep/tests/ABBA_2threads.sh
 create mode 100644 tools/lib/lockdep/tests/ABBCCA.sh
 create mode 100644 tools/lib/lockdep/tests/ABBCCDDA.sh
 create mode 100644 tools/lib/lockdep/tests/ABCABC.sh
 create mode 100644 tools/lib/lockdep/tests/ABCDBCDA.sh
 create mode 100644 tools/lib/lockdep/tests/ABCDBDDA.sh
 create mode 100644 tools/lib/lockdep/tests/WW.sh
 create mode 100644 tools/lib/lockdep/tests/unlock_balance.sh