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From: Andrew Morton <akpm@linux-foundation.org>
To: Michal Hocko <mhocko@kernel.org>
Cc: Greg Thelen <gthelen@google.com>,
	Wang Long <wanglong19@meituan.com>,
	Johannes Weiner <hannes@cmpxchg.org>, Tejun Heo <tj@kernel.org>,
	npiggin@gmail.com, linux-kernel@vger.kernel.org,
	linux-mm@kvack.org
Subject: Re: [PATCH v3] writeback: safer lock nesting
Date: Tue, 10 Apr 2018 13:48:37 -0700	[thread overview]
Message-ID: <20180410134837.d2b0f2d1cd940bb08c2bad0a@linux-foundation.org> (raw)
In-Reply-To: <20180410063357.GS21835@dhcp22.suse.cz>

On Tue, 10 Apr 2018 08:33:57 +0200 Michal Hocko <mhocko@kernel.org> wrote:

> > Reported-by: Wang Long <wanglong19@meituan.com>
> > Signed-off-by: Greg Thelen <gthelen@google.com>
> > Change-Id: Ibb773e8045852978f6207074491d262f1b3fb613
> 
> Not a stable material IMHO

Why's that?  Wang Long said he's observed the deadlock three times?

  reply	other threads:[~2018-04-10 20:48 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <157ed606-4a61-508b-d26a-2f5d638f39bb@meituan.com>
2018-04-02 11:50 ` [RFC] Is it correctly that the usage for spin_{lock|unlock}_irq in clear_page_dirty_for_io Wang Long
2018-04-03 12:03   ` Michal Hocko
2018-04-03 23:12     ` Greg Thelen
2018-04-04  6:31       ` Wang Long
2018-04-06  8:03         ` [PATCH] writeback: safer lock nesting Greg Thelen
2018-04-06  8:07           ` Michal Hocko
2018-04-06 18:49             ` Greg Thelen
2018-04-06 18:55               ` [PATCH v2] " Greg Thelen
2018-04-07 18:56                 ` kbuild test robot
2018-04-10  0:59                   ` [PATCH v3] " Greg Thelen
2018-04-10  6:33                     ` Michal Hocko
2018-04-10 20:48                       ` Andrew Morton [this message]
2018-04-11  5:50                         ` Michal Hocko
2018-04-10  8:14                     ` Wang Long
2018-04-11  0:40                       ` Greg Thelen
2018-04-10 20:37                     ` Andrew Morton
2018-04-11  1:03                       ` Greg Thelen
2018-04-11  8:46                         ` [PATCH v4] " Greg Thelen
2018-04-10 13:50           ` [PATCH] " Sasha Levin
2018-04-11  2:44             ` Wang Long
2018-04-11  3:13               ` Greg Thelen
2018-04-11  8:45                 ` [PATCH for-4.4] " Greg Thelen
2018-04-11  8:50                   ` Greg Thelen

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