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From: Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
Cc: Chen Wandun <chenwandun-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>,
	lizefan.x-EC8Uxl6Npydl57MIdRCFDg@public.gmane.org,
	surenb-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org,
	cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] psi: dont alloc memory for psi by default
Date: Thu, 26 May 2022 08:54:59 -1000	[thread overview]
Message-ID: <Yo/NAytP6mnmeW2M@slm.duckdns.org> (raw)
In-Reply-To: <Yo+mXVefsRSxjTMY-druUgvl0LCNAfugRpC6u6w@public.gmane.org>

On Thu, May 26, 2022 at 12:10:05PM -0400, Johannes Weiner wrote:
> On Thu, May 26, 2022 at 08:26:56PM +0800, Chen Wandun wrote:
> > Memory about struct psi_group is allocated by default for
> > each cgroup even if psi_disabled is true, in this case, these
> > allocated memory is waste, so alloc memory for struct psi_group
> > only when psi_disabled is false.
> > 
> > Signed-off-by: Chen Wandun <chenwandun-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
> 
> Looks good to me,
> Acked-by: Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
> 
> Tejun, would you mind taking this through the cgroup tree?

Will do once rc1 drops.

Thanks.

-- 
tejun

  parent reply	other threads:[~2022-05-26 18:54 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-26 12:26 [PATCH] psi: dont alloc memory for psi by default Chen Wandun
     [not found] ` <20220526122656.256274-1-chenwandun-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2022-05-26 16:10   ` Johannes Weiner
     [not found]     ` <Yo+mXVefsRSxjTMY-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
2022-05-26 18:54       ` Tejun Heo [this message]
2022-06-07 17:12   ` Tejun Heo

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