Re: [PATCH v3] kprobes: Disable Kprobe when ftrace arming fails

From: Ingo Molnar
Date: Mon Mar 23 2015 - 09:53:20 EST



* Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:

> On Mon, 23 Mar 2015 14:34:42 +0100
> Ingo Molnar <mingo@xxxxxxxxxx> wrote:
> >
> > Even if it was documented (it isn't), it's pretty weird terminology -
> > please use clearer formulations, like 'patched function' or 'unpatched
> > function' or 'function with pending patch'. No need to redefine
> > existing words in a weird fashion just to create the appearance of
> > being special ...
> >
>
> I think it has to do with their RCU like patching functionality,
> where some tasks are still executing the old function and others are
> executing the new function. [...]

That would be the 'function with pending patch' state in my
description above.

Thanks,

Ingo
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