From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jing-Ting Wu Subject: Re: [Bug] race condition at rebind_subsystems() Date: Thu, 21 Jul 2022 14:46:03 +0800 Message-ID: <98d738ec5d7d32441f6e62278fff32201fd948de.camel@mediatek.com> References: <1978e209e71905d89651e61abd07285912d412a1.camel@mediatek.com> <20220715115938.GA8646@blackbody.suse.cz> <20220719133512.GD897@blackbody.suse.cz> Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20220719133512.GD897-9OudH3eul5jcvrawFnH+a6VXKuFTiq87@public.gmane.org> List-ID: Content-Type: text/plain; charset="iso-8859-1" To: Michal =?ISO-8859-1?Q?Koutn=FD?= Cc: Tejun Heo , Johannes Weiner , Zefan Li , Matthias Brugger , cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Shakeel Butt , wsd_upstream-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, lixiong.liu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, wenju.xu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, jonathan.jmchen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org On Tue, 2022-07-19 at 15:35 +0200, Michal Koutn=C3=BD wrote: > On Mon, Jul 18, 2022 at 03:44:21PM +0800, Jing-Ting Wu < > jing-ting.wu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org> wrote: > > Accroding your description, is the following patch corrent? >=20 > Yes, this is what I meant (i.e. grace period before invalidating the > removed rstat_css_node). >=20 > > If the patch is correct, we will add this patch to our stability > > test. > > And we will continue to observe whether the problem is solved. >=20 > It'd be great to have such confirmation. Thanks for confirm the patch. We already add patch to our stability test. We will reply mail if we have any update. >=20 > Thanks, > Michal Best regards, Jing-Ting Wu