From: Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Josh Don <joshdon-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
Cc: Zefan Li <lizefan.x-EC8Uxl6Npydl57MIdRCFDg@public.gmane.org>,
Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] cgroup: fix display of forceidle time at root
Date: Fri, 17 Mar 2023 12:20:34 -1000 [thread overview]
Message-ID: <ZBTnsp43Ntxl0Tns@slm.duckdns.org> (raw)
In-Reply-To: <20230315214029.899573-1-joshdon-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
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-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
Applied to cgroup/for-6.3-fixes w/ Fixes tag added and stable cc'd.
Thanks.
--
tejun
prev parent reply other threads:[~2023-03-17 22:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-15 21:40 [PATCH] cgroup: fix display of forceidle time at root Josh Don
2023-03-16 2:19 ` Waiman Long
[not found] ` <bfbdef64-1b8c-4168-2576-f6d4a112686b-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2023-03-16 18:52 ` Josh Don
[not found] ` <20230315214029.899573-1-joshdon-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2023-03-17 22:20 ` Tejun Heo [this message]
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