linux-kernel - Re: [tip:timers/urgent] timers/tick/broadcast-hrtimer: Fix suspicious RCU usage in idle loop

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Date:	Fri, 17 Apr 2015 15:12:23 +0200
From:	Greg KH <greg@...ah.com>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	Preeti U Murthy <preeti@...ux.vnet.ibm.com>,
	stable kernel team <stable@...r.kernel.org>,
	peterz@...radead.org, paulmck@...ux.vnet.ibm.com, hpa@...or.com,
	linux-kernel@...r.kernel.org, tglx@...utronix.de,
	linux-tip-commits@...r.kernel.org
Subject: Re: [tip:timers/urgent] timers/tick/broadcast-hrtimer:  Fix
 suspicious RCU usage in idle loop

On Sun, Mar 29, 2015 at 09:04:47AM +0200, Ingo Molnar wrote:
> 
> * Preeti U Murthy <preeti@...ux.vnet.ibm.com> wrote:
> 
> > Hi,
> > 
> > Can you please add stable@...r.kernel.org to the Cc?
> > Without the patch, we get RCU warnings during bootup.
> > Hence the patch is important for the stable kernels as well.
> 
> This fix is now upstream.
> 
> Greg, please back-port the following upstream commit to -stable:
> 
>   a127d2bcf1fb ("timers/tick/broadcast-hrtimer: Fix suspicious RCU usage in idle loop")
> 
> this bug was introduced in v3.15 and will cleanly apply to v3.15 and 
> all later stable kernels.

Now applied, thanks.

greg k-h
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