linux-kernel - Re: [for-next][PATCH 0/4] ftrace: Add dynamic trampoline support

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Date:	Fri, 31 Oct 2014 19:04:39 +0900
From:	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jiri Kosina <jkosina@...e.cz>,
	Josh Poimboeuf <jpoimboe@...hat.com>,
	Vojtech Pavlik <vojtech@...e.cz>,
	Seth Jennings <sjenning@...hat.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: Re: [for-next][PATCH 0/4] ftrace: Add dynamic trampoline support

(2014/10/28 3:27), Steven Rostedt wrote:
> This adds the allocation of dynamic trampolines. It still does not
> allow for dynamic ftrace_ops to use them on CONFIG_PREEMPT systems.
> That will come in 3.20, as I want to test out call_rcu_tasks() for
> a bit first on my own boxes.
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git
> for-next
> 
> Head SHA1: 9fd7caf67913fbf35d834beaa8f9764d733a9236

Anyway, usually flush_icache_range() is not so critical. I've tested
this with ftracetest and following 2 testcases :)

http://marc.info/?l=linux-kernel&m=141150834012382
http://marc.info/?l=linux-kernel&m=141353397907456

Tested-by: Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
for this series.

Thank you,


-- 
Masami HIRAMATSU
Software Platform Research Dept. Linux Technology Research Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu.pt@...achi.com


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