linux-kernel - Re: [PATCH] cgroup: fix display of forceidle time at root

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Message-ID: <ZBTnsp43Ntxl0Tns@slm.duckdns.org>
Date:   Fri, 17 Mar 2023 12:20:34 -1000
From:   Tejun Heo <tj@...nel.org>
To:     Josh Don <joshdon@...gle.com>
Cc:     Zefan Li <lizefan.x@...edance.com>,
        Johannes Weiner <hannes@...xchg.org>, cgroups@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] cgroup: fix display of forceidle time at root

On Wed, Mar 15, 2023 at 02:40:29PM -0700, Josh Don wrote:
> We need to reset forceidle_sum to 0 when reading from root, since the
> bstat we accumulate into is stack allocated.
> 
> To make this more robust, just replace the existing cputime reset with a
> memset of the overall bstat.
> 
> Signed-off-by: Josh Don <joshdon@...gle.com>

Applied to cgroup/for-6.3-fixes w/ Fixes tag added and stable cc'd.

Thanks.

-- 
tejun