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Re: [PATCH -v4 4/9] tracing: add static function tracer support for MIPS

To: wuzhangjin@gmail.com
Subject: Re: [PATCH -v4 4/9] tracing: add static function tracer support for MIPS
From: Steven Rostedt <rostedt@goodmis.org>
Date: Thu, 22 Oct 2009 13:59:21 -0400
Cc: linux-kernel@vger.kernel.org, linux-mips@linux-mips.org, Thomas Gleixner <tglx@linutronix.de>, Ralf Baechle <ralf@linux-mips.org>, Nicholas Mc Guire <der.herr@hofr.at>
In-reply-to: <1256233679.23653.7.camel@falcon>
Organization: Kihon Technologies Inc.
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <028867b99ec532b84963a35e7d552becc783cafc.1256135456.git.wuzhangjin@gmail.com> <2f73eae542c47ac5bbb9f7280e6c0271d193e90d.1256135456.git.wuzhangjin@gmail.com> <3f0d3515f74a58f4cfd11e61b62a129fdc21e3a7.1256135456.git.wuzhangjin@gmail.com> <ea8aa927fbd184b54941e4c2ae0be8ea0b4f6b8a.1256135456.git.wuzhangjin@gmail.com> <1256138686.18347.3039.camel@gandalf.stny.rr.com> <1256233679.23653.7.camel@falcon>
Reply-to: rostedt@goodmis.org
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On Fri, 2009-10-23 at 01:47 +0800, Wu Zhangjin wrote:
> On Wed, 2009-10-21 at 11:24 -0400, Steven Rostedt wrote:

> > Is t0 and t1 safe for mcount to use? Remember, mcount does not follow
> > the dynamics of C function ABI.
> 
> So, perhaps we can use the saved registers(a0,a1...) instead.

I don't know. I was just asking.

-- Steve



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