Re: [ 54/68] tracing: change CPU ring buffer state fromtracing_cpumask

[Herton Ronaldo Krzesinski]

On Thu, Jul 12, 2012 at 04:02:28PM -0700, Greg Kroah-Hartman wrote:
> From: Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>
> 
> 3.0-stable review patch.  If anyone has any objections, please let me know.
> 
> ------------------
> 
> From: Vaibhav Nagarnaik <vnagarnaik@xxxxxxxxxx>
> 
> commit 71babb2705e2203a64c27ede13ae3508a0d2c16c upstream.
> 
> According to Documentation/trace/ftrace.txt:
> 
> tracing_cpumask:
> 
>         This is a mask that lets the user only trace
>         on specified CPUS. The format is a hex string
>         representing the CPUS.
> 
> The tracing_cpumask currently doesn't affect the tracing state of
> per-CPU ring buffers.
> 
> This patch enables/disables CPU recording as its corresponding bit in
> tracing_cpumask is set/unset.
> 
> Link: http://lkml.kernel.org/r/1336096792-25373-3-git-send-email-vnagarnaik@xxxxxxxxxx

Missing patch.

> 
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Herton
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