linux-kernel - Re: [PATCH 2/2]: sparc64: Add ftrace support.

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Message-Id: <20080514.142932.95610533.davem@davemloft.net>
Date:	Wed, 14 May 2008 14:29:32 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	srostedt@...hat.com
Cc:	mingo@...e.hu, acme@...hat.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2]: sparc64: Add ftrace support.

From: Steven Rostedt <srostedt@...hat.com>
Date: Wed, 14 May 2008 09:32:18 -0400

> If you add the following in arch/sparc64/kernel/Makefile
> 
> ifdef CONFIG_DYNAMIC_FTRACE
> obj-y += ftrace.o
> # Do not trace the ftrace code itself
> ORIG_CFLAGS := $(KBUILD_CFLAGS)
> KBUILD_CFLAGS = $(if $(filter-out ftrace, $(basename $(notdir $@))), \
> 	$(ORIG_CFLAGS), \
> 	$(subst -pg,,$(ORIG_CFLAGS)))
> endif
> 
> Then you wont need the "notrace" annotations on the functions.

That frankly looks like crap compared to the simple "notrace"
annotations in the *.c file.

This Makefile turd is in fact seemingly multiplying in various
places in the ftrace tree, please reverse this trend.
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