linux-kernel - Re: [PATCH RFC tip/core/rcu 06/11] staging: remove all rcu head initializations

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Message-ID: <20100514201640.GA25174@kroah.com>
Date:	Fri, 14 May 2010 13:16:40 -0700
From:	Greg KH <greg@...ah.com>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:	Greg KH <gregkh@...e.de>, linux-kernel@...r.kernel.org,
	mingo@...e.hu, laijs@...fujitsu.com, dipankar@...ibm.com,
	akpm@...ux-foundation.org, mathieu.desnoyers@...ymtl.ca,
	josh@...htriplett.org, dvhltc@...ibm.com, niv@...ibm.com,
	tglx@...utronix.de, peterz@...radead.org, rostedt@...dmis.org,
	Valdis.Kletnieks@...edu, dhowells@...hat.com,
	eric.dumazet@...il.com,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
Subject: Re: [PATCH RFC tip/core/rcu 06/11] staging: remove all rcu head
 initializations

On Tue, May 11, 2010 at 05:08:21PM -0700, Paul E. McKenney wrote:
> On Tue, May 11, 2010 at 04:45:23PM -0700, Greg KH wrote:
> > On Tue, May 11, 2010 at 04:33:01PM -0700, Paul E. McKenney wrote:
> > > Remove all rcu head inits. We don't care about the RCU head state before passing
> > > it to call_rcu() anyway. Only leave the "on_stack" variants so debugobjects can
> > > keep track of objects on stack.
> > > 
> > > Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
> > > Signed-off-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
> > > Cc: Greg Kroah-Hartman <gregkh@...e.de>
> > > ---
> > >  drivers/staging/batman-adv/hard-interface.c |    1 -
> > 
> > Is this safe to apply to my tree now?  Or do you want to take it through
> > your tree as it depends on other stuff?
> 
> Because the rcu_head in this case is not in an auto (on-stack) variable,
> this commit is safe to apply to your tree now.
> 
> Let me know when you have applied it, and I will happily remove it
> from mine.  ;-)

Now queued up.

thanks,

greg k-h
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