linux-kernel - Re: [PATCHSET] workqueue: break local execution guarantee of unbound work items

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Message-ID: <20160210155727.GF3741@mtj.duckdns.org>
Date:	Wed, 10 Feb 2016 10:57:27 -0500
From:	Tejun Heo <tj@...nel.org>
To:	Jiri Slaby <jslaby@...e.cz>
Cc:	torvalds@...ux-foundation.org, umgwanakikbuti@...il.com,
	mhocko@...nel.org, tglx@...utronix.de, pmladek@...e.com,
	jack@...e.cz, ben@...adent.org.uk, sasha.levin@...cle.com,
	shli@...com, daniel.bilik@...system.cz, gregkh@...uxfoundation.org,
	linux-kernel@...r.kernel.org, kernel-team@...com
Subject: Re: [PATCHSET] workqueue: break local execution guarantee of unbound
 work items

Hello, Jiri.

On Wed, Feb 10, 2016 at 09:01:38AM +0100, Jiri Slaby wrote:
> Thanks all for sorting the issue out. Now it remains to decide what
> should go to stable. Given only 0001 is marked as "Fixes", is that enough?

I think so.  The other two are primarily for debugging anyway.

> And what about the vmstat fix:
> commit 176bed1de5bf977938cad26551969eca8f0883b1
> Author: Linus Torvalds <torvalds@...ux-foundation.org>
> Date:   Thu Oct 15 13:01:50 2015 -0700
> 
>     vmstat: explicitly schedule per-cpu work on the CPU we need it to run on
> 
> ? It should fix better than what 0001 is reverting AFAIU, right?

Yes, definitely.  Didn't know that one wasn't tagged for stable.

Thanks.

-- 
tejun