Re: [PATCH -v5 00/11] ftrace for MIPS

Frederic Weisbecker
2009-10-26T00:42:47Z

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.