linux-kernel - Re: [PATCH tip 1/2] ring_buffer: remove unused flags parameter

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Date:	Fri, 6 Feb 2009 00:27:18 +0100
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Ingo Molnar <mingo@...e.hu>,
	Jens Axboe <jens.axboe@...cle.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH tip 1/2] ring_buffer: remove unused flags parameter

On Thu, Feb 05, 2009 at 05:39:04PM -0500, Steven Rostedt wrote:
> 
> On Thu, 5 Feb 2009, Frederic Weisbecker wrote:
> > >  
> > > -	event = ring_buffer_lock_reserve(tr->buffer, sizeof(*entry),
> > > -					 &irq_flags);
> > > +	event = ring_buffer_lock_reserve(tr->buffer, sizeof(*entry));
> > >  	if (!event)
> > >  		goto out;
> > >  	entry	= ring_buffer_event_data(event);
> > >  	tracing_generic_entry_update(&entry->ent, 0, 0);
> > >  	entry->ent.type = TRACE_POWER;
> > >  	entry->state_data = *it;
> > > -	ring_buffer_unlock_commit(tr->buffer, event, irq_flags);
> > > +	ring_buffer_unlock_commit(tr->buffer, event);
> > >  
> > >  	trace_wake_up();
> > >  
> > > -- 
> > > 1.6.0.6
> > > 
> > 
> > 
> > I don't what Steven planned (or not) with this flag.
> > If it's not related to his lockless ring buffer project or anything, this
> > cleanup is welcome.
> 
> The irq_flags is legacy from the original implementation. Arnaldo is just 
> going through my todo list (without even me telling him what it is ;-)
> 
> Now only if I can get Arnaldo to do the TODO list my wife gives me ;-)


Can we pull it from somewhere? :-)
 
> -- Steve
> 

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