Re: [PATCH] mm/page-writeback.c: avoid potential division by zero

From: Qian Cai
Date: Wed Jan 01 2020 - 23:06:19 EST

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

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.