linux-kernel - Re: [RFC][PATCH 0/9 v2] ftrace/x86: Clean up of mcount.S code

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Message-ID: <alpine.DEB.2.11.1411262304010.3961@nanos>
Date:	Wed, 26 Nov 2014 23:05:48 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Steven Rostedt <rostedt@...dmis.org>
cc:	linux-kernel@...r.kernel.org,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Ingo Molnar <mingo@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
Subject: Re: [RFC][PATCH 0/9 v2] ftrace/x86: Clean up of mcount.S code

On Tue, 25 Nov 2014, Steven Rostedt wrote:
> Steven Rostedt (Red Hat) (9):
>       ftrace/x86: Have static tracing also use ftrace_caller_setup
>       ftrace/x86: Move MCOUNT_SAVE_FRAME out of header file
>       ftrace/x86: Rename MCOUNT_SAVE_FRAME and add more detailed comments
>       ftrace/x86: Have save_mcount_regs store RIP in %rdi for first parameter
>       ftrace/x86: Simplify save_mcount_regs on getting RIP
>       ftrace/x86: Add macro MCOUNT_REG_SIZE for amount of stack used to save mcount regs
>       ftrace/x86: Have save_mcount_regs macro also save stack frames if needed
>       ftrace/x86: Get rid of ftrace_caller_setup
>       ftrace/fgraph/x86: Have prepare_ftrace_return() take ip as first parameter

I took the last remaining cells of my review damaged brain together to
go through this with a fine comb. So far I could not find something,
but I might have missed the obvious.

Reviewed-by: Thomas Gleixner <tglx@...utronix.de>
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