linux-kernel - [PATCH 0/2] locking/pvqspinlock: Fix missed PV wakeup & support PPC

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Date:	Thu, 26 May 2016 14:21:56 -0400
From:	Waiman Long <Waiman.Long@....com>
To:	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>
Cc:	linux-kernel@...r.kernel.org,
	Pan Xinhui <xinhui@...ux.vnet.ibm.com>,
	Scott J Norton <scott.norton@....com>,
	Douglas Hatch <doug.hatch@....com>,
	Waiman Long <Waiman.Long@....com>
Subject: [PATCH 0/2] locking/pvqspinlock: Fix missed PV wakeup & support PPC

Patch 1 is to fix the missed PV wakeup problem as reported by Pan Xinhui.

Patch 2 is to add a new argument to pv_wait() to provide better support
for PPC. This patch has been sent out previously.

Waiman Long (2):
  locking/pvqspinlock: Fix missed PV wakeup problem
  locking/pvqspinlock: Add lock holder CPU argument to pv_wait()

 arch/x86/include/asm/paravirt.h       |    4 +-
 arch/x86/include/asm/paravirt_types.h |    2 +-
 arch/x86/kernel/kvm.c                 |    2 +-
 arch/x86/xen/spinlock.c               |    2 +-
 kernel/locking/qspinlock.c            |    5 +-
 kernel/locking/qspinlock_paravirt.h   |  126 +++++++++++++++++++++++++++------
 kernel/locking/qspinlock_stat.h       |    8 +-
 7 files changed, 117 insertions(+), 32 deletions(-)