Re: [PATCH -tip v10 0/9] kprobes: Kprobes jump optimization support

From: Steven Rostedt
Date: Tue Feb 23 2010 - 12:07:25 EST


On Thu, 2010-02-18 at 17:12 -0500, Masami Hiramatsu wrote:

> This version of patch series uses text_poke_smp() which
> update kernel text by stop_machine(). That is 'officially'
> supported on Intel's processors. text_poke_smp() can't
> be used for modifying NMI code,

But it can be made to use with NMI code. If you look at what I did to
allow ftrace to modify NMI code, it may be able to do the same thing.

-- Steve


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