linux-kernel - Re: [RFC 2/3] arm64: refactor save_stack

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Date:	Mon, 3 Aug 2015 12:57:11 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Jungseok Lee <jungseoklee85@...il.com>
Cc:	Will Deacon <will.deacon@....com>,
	Mark Rutland <Mark.Rutland@....com>,
	Catalin Marinas <Catalin.Marinas@....com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	AKASHI Takahiro <takahiro.akashi@...aro.org>,
	"broonie@...nel.org" <broonie@...nel.org>,
	"david.griego@...aro.org" <david.griego@...aro.org>,
	"olof@...om.net" <olof@...om.net>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [RFC 2/3] arm64: refactor save_stack_trace()

On Tue, 4 Aug 2015 01:30:50 +0900
Jungseok Lee <jungseoklee85@...il.com> wrote:


> There are two issues in the current version.
> 1) The change does not work correctly when function_graph feature is enabled.
> 2) Akashi have raised an issue that size field of stack tracer is inaccurate.
> 
> So, I think this patch set is not ready yet.

Do you still want me to add code that does:

 if (*p == (stack_dump_trace[i] + FTRACE_STACK_FRAME_OFFSET)) {

?

If you expect to need that, I can get it into the next merge window and
you can base the code of that in the merge window after that.

-- Steve
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