Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
IronPort-SDR: yu291xXaxY5Dor40gJOxhsgKQgZYON/6qXrTnKBr2z0cqLUPvbK5hsb7Azq86gW5AqAH5+lFKv
 849pHoaOL6bQ==
IronPort-SDR: C5zPdU0ypt0CzkHpRKqWVQAn/4XnOcOue0274V7GzSAICfx7mPoouoSEDbHqqA44qoYQTQd/kt
 9ElDZzelpGGA==
From:   Tim Chen <tim.c.chen@linux.intel.com>
To:     Andrew Morton <akpm@linux-foundation.org>,
        Johannes Weiner <hannes@cmpxchg.org>,
        Michal Hocko <mhocko@suse.cz>,
        Vladimir Davydov <vdavydov.dev@gmail.com>
Cc:     Tim Chen <tim.c.chen@linux.intel.com>,
        Dave Hansen <dave.hansen@intel.com>,
        Ying Huang <ying.huang@intel.com>, linux-mm@kvack.org,
        cgroups@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 0/3] Soft limit memory management bug fixes 
Date:   Wed, 17 Feb 2021 12:41:33 -0800
Message-Id: <cover.1613584277.git.tim.c.chen@linux.intel.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

During testing of tiered memory management based on memory soft limit,
I found three issues with memory management using cgroup based soft
limit in the mainline code.  Fix the issues with the three patches in
this series.  Also updated patch 3 per Johannes' comments on the first
version of this patch.

Thanks.

Tim

Changelog:
v2
1. Do soft limit tree uncharge update in batch of the same node only
for v1 cgroups that have a soft limit.  Batching in nodes is only
relevant for cgroup v1 that has per node soft limit tree. 

Tim Chen (3):
  mm: Fix dropped memcg from mem cgroup soft limit tree
  mm: Force update of mem cgroup soft limit tree on usage excess
  mm: Fix missing mem cgroup soft limit tree updates

 mm/memcontrol.c | 27 +++++++++++++++++++++++----
 1 file changed, 23 insertions(+), 4 deletions(-)

-- 
2.20.1