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In-Reply-To: <cover.1256482555.git.wuzhangjin@gmail.com>
References: <cover.1256482555.git.wuzhangjin@gmail.com>
Date: Mon, 26 Oct 2009 01:42:49 +0100
Message-ID: <c62985530910251742n77dea8acgc00baf6a4075ee8d@mail.gmail.com>
Subject: Re: [PATCH -v5 00/11] ftrace for MIPS
From: Frederic Weisbecker <fweisbec@gmail.com>
To: Wu Zhangjin <wuzhangjin@gmail.com>
Cc: linux-mips@linux-mips.org, linux-kernel@vger.kernel.org,
       rostedt@goodmis.org, Thomas Gleixner <tglx@linutronix.de>,
       Ralf Baechle <ralf@linux-mips.org>,
       Nicholas Mc Guire <der.herr@hofr.at>,
       Richard Sandiford <rdsandiford@googlemail.com>,
       David Daney <ddaney@caviumnetworks.com>,
       Adam Nemet <anemet@caviumnetworks.com>,
       Patrik Kluba <kpajko79@gmail.com>
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2009/10/25 Wu Zhangjin <wuzhangjin@gmail.com>:
> Under the help of the -mlong-calls option of gcc, This revision comes with the
> module tracing support. and there are also lots of cleanups and fixes.
> therefore, it is ready to upstream.
>
> Currently, function graph tracer support have some overhead for searching the
> stack address of the return address(ra). we hope the PROFILE_BEFORE_PROLOGUE
> macro will be enabled by default in the next version of gcc, and then the
> overhead can be removed via hijacking the ra register directly for both
> non-leaf and leaf function.
>
> Thanks very much to the people in the CC list for their feedbacks, all the
> lastest changes goes to this git repo:
>
> git://dev.lemote.com/rt4ls.git ?linux-mips/dev/ftrace-upstream
>
> Welcome to play with it and give more feedbacks.
>
> Thanks & Regards,
> ? ? ? Wu Zhangjin
>
> Wu Zhangjin (11):
> ?tracing: convert trace_clock_local() as weak function
> ?MIPS: add mips_timecounter_read() to get high precision timestamp
> ?tracing: add MIPS specific trace_clock_local()
> ?tracing: add static function tracer support for MIPS
> ?tracing: enable HAVE_FUNCTION_TRACE_MCOUNT_TEST for MIPS
> ?tracing: add an endian argument to scripts/recordmcount.pl
> ?tracing: add dynamic function tracer support for MIPS
> ?tracing: not trace mips_timecounter_init() in MIPS
> ?tracing: add IRQENTRY_EXIT for MIPS
> ?tracing: add function graph tracer support for MIPS


I can't find this one in the series. Did you forget it or am I somehow
missing it?

Thanks.
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