linux-kernel - Re: [PATCH] tracing: Fix TRACING

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Message-ID: <20090320202247.GA30654@oksana.dev.rtsoft.ru>
Date:	Fri, 20 Mar 2009 23:22:47 +0300
From:	Anton Vorontsov <avorontsov@...mvista.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Steven Rostedt <srostedt@...hat.com>, linuxppc-dev@...abs.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] tracing: Fix TRACING_SUPPORT dependency

On Fri, Mar 20, 2009 at 08:57:43PM +0100, Ingo Molnar wrote:
> 
> * Anton Vorontsov <avorontsov@...mvista.com> wrote:
> 
> > On Fri, Mar 20, 2009 at 08:04:28PM +0100, Ingo Molnar wrote:
> > > 
> > > * Anton Vorontsov <avorontsov@...mvista.com> wrote:
> > > 
> > > > commit 40ada30f9621fbd831ac2437b9a2a399aad34b00 ("tracing: clean 
> > > > up menu"), despite the "clean up" in its purpose, introduced 
> > > > behavioural change for Kconfig symbols: we no longer able to 
> > > > select tracing support on PPC32 (because IRQFLAGS_SUPPORT isn't 
> > > > yet implemented).
> > > 
> > > Could you please solve this by implementing proper 
> > > irqflag-tracing support? It's been available upstream for almost 
> > > three years. It's needed for lockdep support as well, etc.
> > 
> > Breaking things via clean up patches is an interesting method of 
> > encouraging something to implement. ;-)
> >
> > Surely I'll look into implementing irqflags tracing, but 
> > considering that no one ever needed this for almost three years, 
> > [...]
> 
> Weird, there's no lockdep support?

*ashamed*: apparently no such support currently exist for PPC32. ;-)

-- 
Anton Vorontsov
email: cbouatmailru@...il.com
irc://irc.freenode.net/bd2
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