linux-kernel - Re: [PATCH 5/7] gcov: add gcov profiling infrastructure

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Message-Id: <20080523001136.59ec8b34.akpm@linux-foundation.org>
Date:	Fri, 23 May 2008 00:11:36 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Peter Oberparleiter <peter.oberparleiter@...ibm.com>
Cc:	linux-kernel@...r.kernel.org, ltp-coverage@...ts.sourceforge.net,
	Sam Ravnborg <sam@...nborg.org>,
	Peter Oberparleiter <oberparleiter@...glemail.com>,
	Ralf Baechle <ralf@...ux-mips.org>
Subject: Re: [PATCH 5/7] gcov: add gcov profiling infrastructure

On Mon, 19 May 2008 10:44:22 +0200 Peter Oberparleiter <peter.oberparleiter@...ibm.com> wrote:

> +	Note that a kernel compiled with profiling flags will be significantly
> +        larger and run slower. Also be sure to exclude files from profiling
> +        which are not linked to the kernel image to prevent linker errors.

heh, it was all too much for mips.

{standard input}: Assembler messages:
{standard input}:2716: Error: Branch out of range
{standard input}:2819: Error: Branch out of range
{standard input}:2884: Error: Branch out of range
{standard input}:3032: Error: Branch out of range
{standard input}:3097: Error: Branch out of range
{standard input}:3151: Error: Branch out of range
{standard input}:3216: Error: Branch out of range
make[1]: *** [drivers/telephony/ixj.o] Error 1
make: *** [drivers/telephony/ixj.o] Error 2
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