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Message-ID: <20090325170533.GA4667@pengutronix.de> Date: Wed, 25 Mar 2009 18:05:33 +0100 From: Uwe Kleine-König <u.kleine-koenig@...gutronix.de> To: Tim Bird <tim.bird@...sony.com>, Russell King - ARM Linux <linux@....linux.org.uk> Cc: Frederic Weisbecker <fweisbec@...il.com>, Abhishek Sagar <sagar.abhishek@...il.com>, linux-arm-kernel <linux-arm-kernel@...ts.arm.linux.org.uk>, linux kernel <linux-kernel@...r.kernel.org>, Steven Rostedt <rostedt@...dmis.org>, Ingo Molnar <mingo@...hat.com> Subject: Re: Anyone working on ftrace function graph support on ARM? On Wed, Mar 25, 2009 at 09:34:07AM -0700, Tim Bird wrote: > Russell King - ARM Linux wrote: > > As pointed out in my previous mail, identifying where on the stack the > > return address is stored is only possible for OABI with frame pointers. > > > > EABI will probably be possible with the stack unwinding code, but it > > probably won't be cheap. The EABI unwinder is scheduled for merging > > during the present now-open merge window. EABI with frame pointers should work, too, shouldn't it? Best regards Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | http://www.pengutronix.de/ | -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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