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SubjectRe: [Patch] Tracing/ftrace: Adds a marker to allow user comments

* Frédéric Weisbecker <fweisbec@gmail.com> wrote:

> The documentation of mmiotrace describes an unimplemented feature
> which allows the user to write any comments on his trace by writing on
> a tracing/marker file. Here is an implementation of this idea.
>
> It applies on last version of tip tree.

hmm ... have you looked at the (recently implemented) ftrace_printk()
facility?

Ingo
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