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From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
To: Peter Zijlstra <peterz@infradead.org>,
	"Paul E. McKenney" <paulmck@linux.ibm.com>
Cc: Ingo Molnar <mingo@kernel.org>,
	linux-kernel@vger.kernel.org, Oleg Nesterov <oleg@redhat.com>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Russell King - ARM Linux admin <linux@armlinux.org.uk>,
	Chris Metcalf <cmetcalf@ezchip.com>,
	Christoph Lameter <cl@linux.com>, Kirill Tkhai <tkhai@yandex.ru>,
	Mike Galbraith <efault@gmx.de>,
	Thomas Gleixner <tglx@linutronix.de>,
	Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Subject: [RFC PATCH 0/4] Membarrier fixes/cleanups
Date: Thu,  5 Sep 2019 23:12:56 -0400	[thread overview]
Message-ID: <20190906031300.1647-1-mathieu.desnoyers@efficios.com> (raw)

This series of fixes/cleanups is submitted for feedback. It takes care
of membarrier issues recently discussed.

Thanks,

Mathieu

Mathieu Desnoyers (4):
  Fix: sched/membarrier: private expedited registration check
  Cleanup: sched/membarrier: remove redundant check
  Cleanup: sched/membarrier: only sync_core before usermode for same mm
  Fix: sched/membarrier: p->mm->membarrier_state racy load

 include/linux/mm_types.h  |   7 +-
 include/linux/sched/mm.h  |   8 +--
 kernel/sched/core.c       |   1 +
 kernel/sched/membarrier.c | 141 +++++++++++++++++++++++++++-----------
 kernel/sched/sched.h      |  33 +++++++++
 5 files changed, 143 insertions(+), 47 deletions(-)

-- 
2.17.1


             reply	other threads:[~2019-09-06  3:13 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-06  3:12 Mathieu Desnoyers [this message]
2019-09-06  3:12 ` [RFC PATCH 1/4] Fix: sched/membarrier: private expedited registration check Mathieu Desnoyers
2019-09-06  3:12 ` [RFC PATCH 2/4] Cleanup: sched/membarrier: remove redundant check Mathieu Desnoyers
2019-09-06  3:12 ` [RFC PATCH 3/4] Cleanup: sched/membarrier: only sync_core before usermode for same mm Mathieu Desnoyers
2019-09-06  7:41   ` Peter Zijlstra
2019-09-06 13:40     ` Mathieu Desnoyers
2019-09-06  3:13 ` [RFC PATCH 4/4] Fix: sched/membarrier: p->mm->membarrier_state racy load Mathieu Desnoyers
2019-09-06  8:23   ` Peter Zijlstra
2019-09-08 13:49     ` [RFC PATCH 4/4] Fix: sched/membarrier: p->mm->membarrier_state racy load (v2) Mathieu Desnoyers
2019-09-08 16:51       ` Linus Torvalds
2019-09-10  9:48         ` Mathieu Desnoyers
2019-09-12 13:48           ` Will Deacon
2019-09-12 14:24             ` Linus Torvalds
2019-09-12 15:47               ` Will Deacon
2019-09-13 14:22                 ` Mathieu Desnoyers
2019-09-19 16:26                   ` Will Deacon
2019-09-19 17:33                     ` Mathieu Desnoyers
2019-09-09 11:00       ` Oleg Nesterov
2019-09-13 15:20         ` Mathieu Desnoyers
2019-09-13 16:04           ` Oleg Nesterov
2019-09-13 17:07             ` Mathieu Desnoyers

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