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Date:	Thu, 10 Jul 2014 23:44:43 +0200 (CEST)
From:	Jiri Kosina <>
To:	Josh Poimboeuf <>
cc:	Steven Rostedt <>,,
	Ingo Molnar <>,
	Andrew Morton <>,
	Thomas Gleixner <>,
	"Paul E. McKenney" <>,
	Masami Hiramatsu <>,
	Namhyung Kim <>,
	"H. Peter Anvin" <>, Oleg Nesterov <>,
	Seth Jennings <>,
	Jiri Slaby <>
Subject: Re: [RFC][PATCH 0/3] ftrace: Add dynamically allocated trampolines

On Thu, 10 Jul 2014, Josh Poimboeuf wrote:

> I did some testing with kpatch and I found one minor issue.  The dynamically
> allocated trampoline seems to confuse dump_stack() somewhat.
> I added a dump_stack() call in my ftrace_ops callback function
> (kpatch_ftrace_handler) which had a filter on meminfo_proc_show().

Interesting. Are you using dwarf2 unwinder for stack dumping by any 
chance? It seems to get things right here. Will look into it more 

Jiri Kosina
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