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From: Qian Cai <cai@lca.pw>
To: Wen Yang <wenyang@linux.alibaba.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	xlpang@linux.alibaba.com, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org, julia.lawall@lip6.fr
Subject: Re: [PATCH] mm/page-writeback.c: avoid potential division by zero
Date: Wed, 1 Jan 2020 23:06:14 -0500	[thread overview]
Message-ID: <D7A1EC0B-6A3C-4149-A249-2E2C99517183@lca.pw> (raw)
In-Reply-To: <62482b58-81e1-0295-1e28-e11261404831@linux.alibaba.com>



> On Jan 1, 2020, at 10:57 PM, Wen Yang <wenyang@linux.alibaba.com> wrote:
> 
> This issue was introduced by commit 693108a8a667 (“writeback: make bdi->min/max_ratio handling cgroup writeback aware”).

Okay, this needs a Fixes tag then, and Cc the relevant people, i.e., Tejun and Jens at least.

> 
> Finally, we will summarize the above cases and plan to write a general coccinelle rule to check for similar problems.


      reply	other threads:[~2020-01-02  4:06 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-01  9:32 Wen Yang
2020-01-01 12:39 ` Qian Cai
2020-01-02  3:57   ` Wen Yang
2020-01-02  4:06     ` Qian Cai [this message]

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