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From: Lai Jiangshan <jiangshanlai@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: Tejun Heo <tj@kernel.org>,
	Naohiro.Aota@wdc.com, Lai Jiangshan <jiangshan.ljs@antgroup.com>
Subject: [PATCH 0/7] workqueue: Share the same PWQ for the CPUs of a pod and distribute max_active across pods
Date: Wed, 27 Dec 2023 22:51:36 +0800	[thread overview]
Message-ID: <20231227145143.2399-1-jiangshanlai@gmail.com> (raw)

From: Lai Jiangshan <jiangshan.ljs@antgroup.com>

A different approach to fix the misbehavior can easily be exposed as reported in
http://lkml.kernel.org/r/dbu6wiwu3sdhmhikb2w6lns7b27gbobfavhjj57kwi2quafgwl@htjcc5oikcr3.

Lai Jiangshan (6):
  workqueue: Reuse the default PWQ as much as possible
  workqueue: Share the same PWQ for the CPUs of a pod
  workqueue: Add pwq_calculate_max_active()
  workqueue: Wrap common code into wq_adjust_pwqs_max_active()
  workqueue: Addjust pwq's max_active when CPU online/offine
  workqueue: Rename wq->saved_max_active to wq->max_active

Tejun Heo (1):
  workqueue: Implement system-wide max_active enforcement for unbound
    workqueues

 include/linux/workqueue.h |  34 +++++-
 kernel/workqueue.c        | 217 ++++++++++++++++++++++----------------
 2 files changed, 157 insertions(+), 94 deletions(-)

-- 
2.19.1.6.gb485710b


             reply	other threads:[~2023-12-27 14:49 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-27 14:51 Lai Jiangshan [this message]
2023-12-27 14:51 ` [PATCH 1/7] workqueue: Reuse the default PWQ as much as possible Lai Jiangshan
2023-12-27 14:51 ` [PATCH 2/7] workqueue: Share the same PWQ for the CPUs of a pod Lai Jiangshan
2024-01-03  2:55   ` kernel test robot
2024-01-03  9:01     ` Lai Jiangshan
2023-12-27 14:51 ` [PATCH 3/7] workqueue: Add pwq_calculate_max_active() Lai Jiangshan
2023-12-27 14:51 ` [PATCH 4/7] workqueue: Wrap common code into wq_adjust_pwqs_max_active() Lai Jiangshan
2023-12-27 14:51 ` [PATCH 5/7] workqueue: Addjust pwq's max_active when CPU online/offine Lai Jiangshan
2023-12-27 14:51 ` [PATCH 6/7] workqueue: Implement system-wide max_active enforcement for unbound workqueues Lai Jiangshan
2023-12-27 23:06   ` Tejun Heo
2023-12-27 14:51 ` [PATCH 7/7] workqueue: Rename wq->saved_max_active to wq->max_active Lai Jiangshan

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