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From: Thomas Gleixner <tglx@linutronix.de>
To: Ralf Baechle <ralf@linux-mips.org>
Cc: Wu Zhangjin <wuzhangjin@gmail.com>,
	rostedt@goodmis.org, Frederic Weisbecker <fweisbec@gmail.com>,
	Ingo Molnar <mingo@elte.hu>, Nicholas Mc Guire <der.herr@hofr.at>,
	David Daney <ddaney@caviumnetworks.com>,
	Richard Sandiford <rdsandiford@googlemail.com>,
	Patrik Kluba <kpajko79@gmail.com>,
	Michal Simek <monstr@monstr.eu>,
	"Maciej W . Rozycki" <macro@linux-mips.org>,
	linux-mips@linux-mips.org, linux-kernel@vger.kernel.org,
	zhangfx@lemote.com, zhouqg@gmail.com
Subject: Re: [PATCH v8 00/16] ftrace for MIPS
Date: Mon, 16 Nov 2009 15:19:30 +0100 (CET)	[thread overview]
Message-ID: <alpine.LFD.2.00.0911161506540.24119@localhost.localdomain> (raw)
In-Reply-To: <20091116134831.GA10189@linux-mips.org>

On Mon, 16 Nov 2009, Ralf Baechle wrote:
> On Sat, Nov 14, 2009 at 02:30:31PM +0800, Wu Zhangjin wrote:
> 
> Time to talk about how to get the whole thing merged.
> 
> I'm reasonably happy with the arch part of the patchset.  There are two
> remaining issues in the arch part - cache flushing will not work as is on
> a SMP system and the whole code patching is going to fail if the kernel
> text is replicated with CONFIG_REPLICATE_KTEXT which is an IP27-only option.
> 
> I suggest we should go ahready and just disallow dynamic ftrace on on
> these problematic configurations for now and deal with them later, so
> something like
> 
> 	select HAVE_DYNAMIC_FTRACE if !SMP && !REPLICATE_KTEXT

Makes sense.
 
> This leaves the non-arch bits to merge; patches which touch code outside
> of arch/mips are:

I'm going to comment on the patches.

Thanks,

	tglx

      reply	other threads:[~2009-11-16 14:19 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-11-14  6:30 Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 01/16] tracing: convert trace_clock_local() as weak function Wu Zhangjin
2009-11-16 15:01   ` Steven Rostedt
2009-11-16 15:07   ` Thomas Gleixner
2009-11-16 15:21     ` Wu Zhangjin
2009-11-16 15:47     ` Michal Simek
2009-11-14  6:33 ` [PATCH v8 02/16] tracing: add mips_timecounter_read() for MIPS Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 03/16] tracing: add MIPS specific trace_clock_local() Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 04/16] tracing: add static function tracer support for MIPS Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 05/16] tracing: enable HAVE_FUNCTION_TRACE_MCOUNT_TEST " Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 06/16] tracing: add an endian argument to scripts/recordmcount.pl Wu Zhangjin
2009-11-16 14:21   ` Thomas Gleixner
2009-11-16 14:29     ` Wu Zhangjin
2009-11-16 15:10       ` Steven Rostedt
2009-11-16 15:32       ` Thomas Gleixner
2009-11-14  6:33 ` [PATCH v8 07/16] tracing: add dynamic function tracer support for MIPS Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 08/16] tracing: add IRQENTRY_EXIT section " Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 09/16] tracing: define a new __time_notrace annotation flag Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 10/16] tracing: not trace the timecounter_read* in kernel/time/clocksource.c Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 11/16] tracing: not trace mips_timecounter_read() for MIPS Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 12/16] tracing: add function graph tracer support " Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 13/16] tracing: add dynamic function graph tracer " Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 14/16] tracing: make ftrace for MIPS work without -fno-omit-frame-pointer Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 15/16] tracing: reserve $12(t0) for mcount-ra-address of gcc 4.5 Wu Zhangjin
2009-11-14  6:33 ` [PATCH v8 16/16] tracing: make function graph tracer work with -mmcount-ra-address Wu Zhangjin
2009-11-16 13:48 ` [PATCH v8 00/16] ftrace for MIPS Ralf Baechle
2009-11-16 14:19   ` Thomas Gleixner [this message]

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