Re: [PATCH 1/2] PM: use dpm_run_callback in device_prepare

[Yanmin Zhang]

On Fri, 2013-06-07 at 10:37 -0700, Greg KH wrote:
> On Fri, Jun 07, 2013 at 04:20:31PM +0800, shuox.liu@xxxxxxxxx wrote:
> > From: ShuoX Liu <shuox.liu@xxxxxxxxx>
> > 
> > dpm_run_callback could show more debug info around prepare stage.
> 
> Why?  Who needs this?  What problem does it solve?
> 
> Without answers to this, why would you expect us to accept such a
> change?
It's to provide more debug info and developers can quickly find what
prepare/complete callback consumes too much time.


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