linux-kernel - Re: [PATCH v2] cgroup: disable irqs while holding css_set

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Message-ID: <6f15f27f-3757-5413-4292-1386e95bc278@redhat.com>
Date:	Tue, 7 Jun 2016 17:05:05 -0300
From:	Daniel Bristot de Oliveira <daolivei@...hat.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	linux-kernel@...r.kernel.org, Rik van Riel <riel@...hat.com>,
	"Luis Claudio R. Goncalves" <lgoncalv@...hat.com>,
	Li Zefan <lizefan@...wei.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Juri Lelli <juri.lelli@....com>, cgroups@...r.kernel.org
Subject: Re: [PATCH v2] cgroup: disable irqs while holding css_set_lock

On 06/07/2016 04:30 PM, Tejun Heo wrote:
> Is this something in mainline?  This forces all task free path to be
> irq-safe, which *could* be fine but it's weird to make cgroup free
> path irq-safe for something which isn't in mainline.

you mean, mainline linux kernel? if so, yes it is. I was running the
v4.7-rc2 from Linus, as is.... no external patches applied.