linux-kernel - [GIT PULL] locking fixes

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Message-ID: <Z-cPCnVX5oBwlug1@gmail.com>
Date: Fri, 28 Mar 2025 22:05:14 +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@...nel.org>, Thomas Gleixner <tglx@...utronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Boqun Feng <boqun.feng@...il.com>, Waiman Long <longman@...hat.com>
Subject: [GIT PULL] locking fixes

Linus,

Please pull the latest locking/urgent Git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking-urgent-2025-03-28

   # HEAD: 495f53d5cca0f939eaed9dca90b67e7e6fb0e30c locking/lockdep: Decrease nr_unused_locks if lock unused in zap_class()

Miscellaneous locking fixes and updates:

 - Fix a locking self-test FAIL on PREEMPT_RT kernels
 - Fix nr_unused_locks accounting bug
 - Simplify the split-lock debugging feature's fast-path

 Thanks,

	Ingo

------------------>
Boqun Feng (1):
      locking/lockdep: Decrease nr_unused_locks if lock unused in zap_class()

Maksim Davydov (1):
      x86/split_lock: Simplify reenabling

Ryo Takakura (1):
      lockdep: Fix wait context check on softirq for PREEMPT_RT


 arch/x86/kernel/cpu/bus_lock.c | 35 ++++++++++++++++++++++++-----------
 kernel/locking/lockdep.c       |  3 +++
 kernel/softirq.c               | 18 ++++++++++++++++++
 3 files changed, 45 insertions(+), 11 deletions(-)