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Date: Sat, 08 Jun 2013 08:43:55 +0800 From: Yanmin Zhang <yanmin_zhang@...ux.intel.com> To: Greg KH <gregkh@...uxfoundation.org> Cc: shuox.liu@...el.com, linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org, pavel@....cz, rjw@...k.pl, len.brown@...el.com, Zhang Yanmin <yanmin.zhang@...el.com> Subject: Re: [PATCH 1/2] PM: use dpm_run_callback in device_prepare On Fri, 2013-06-07 at 10:37 -0700, Greg KH wrote: > On Fri, Jun 07, 2013 at 04:20:31PM +0800, shuox.liu@...el.com wrote: > > From: ShuoX Liu <shuox.liu@...el.com> > > > > 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. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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