Re: [PATCH 0/2] ftrace: handle NMIs safely

Ingo Molnar
2008-10-30T20:35:01Z

* Steven Rostedt <rostedt@goodmis.org> wrote:

> The robustness of ftrace has been the focus of the code modification
> in 2.6.28. There is one remaining issue that needed to be addressed.
> This was the case of NMIs.

applied to tip/tracing/nmisafe, thanks Steve!

this looks a lot nicer approach than either putting some sort of lock
into NMI context (yuck) or the disabling of NMIs (not really possible
in a generic way architecturally).

the impact is quite non-trivial, so i dont think this is v2.6.28
material.

Ingo