Re: [PATCH] writeback: synchronize sync(2) against cgroup writeback membership switches

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To: xuejiufei <xuejiufei@xxxxxxxxx>
Subject: Re: [PATCH] writeback: synchronize sync(2) against cgroup writeback membership switches
From: Tejun Heo <tj@xxxxxxxxxx>
Date: Tue, 12 Dec 2017 08:30:59 -0800
Cc: Jens Axboe <axboe@xxxxxxxxx>, Jan Kara <jack@xxxxxxx>, cgroups@xxxxxxxxxxxxxxx, kernel-team@xxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx
In-reply-to: <ca999c10-5e8d-2bb1-c872-70bf13666849@gmail.com>
User-agent: Mutt/1.5.21 (2010-09-15)

Hello,

On Tue, Dec 12, 2017 at 02:04:45PM +0800, xuejiufei wrote:
> The initialization of wb_switch_rwsem should be in
> the conditional compilation of CONFIG_CGROUP_WRITEBACK,
> right?

Oops, you're right.  Will update the patch.

Thanks.

-- 
tejun

References:
- [PATCH] writeback: synchronize sync(2) against cgroup writeback membership switches
  - From: Tejun Heo
- Re: [PATCH] writeback: synchronize sync(2) against cgroup writeback membership switches
  - From: xuejiufei

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