Re: [PATCH] PM / runtime: Asynchronous "idle" in pm_runtime_allow()

2016-06-30 Thread Kevin Hilman
"Rafael J. Wysocki" writes: > From: Rafael J. Wysocki > > Arjan reports that it takes a relatively long time to enable runtime > PM for multiple devices at system startup, because all writes to the > "control" attribute in sysfs are handled synchronously and if the > device is suspended as a res

Re: [PATCH] PM / runtime: Asynchronous "idle" in pm_runtime_allow()

2016-06-29 Thread Ulf Hansson
On 29 June 2016 at 02:53, Rafael J. Wysocki wrote: > From: Rafael J. Wysocki > > Arjan reports that it takes a relatively long time to enable runtime > PM for multiple devices at system startup, because all writes to the > "control" attribute in sysfs are handled synchronously and if the > device

Re: [PATCH] PM / runtime: Asynchronous "idle" in pm_runtime_allow()

2016-06-29 Thread Lukas Wunner
On Wed, Jun 29, 2016 at 10:02:42AM -0400, Alan Stern wrote: > On Wed, 29 Jun 2016, Rafael J. Wysocki wrote: > > From: Rafael J. Wysocki > > > > Arjan reports that it takes a relatively long time to enable runtime > > PM for multiple devices at system startup, because all writes to the > > "contro

Re: [PATCH] PM / runtime: Asynchronous "idle" in pm_runtime_allow()

2016-06-29 Thread Alan Stern
On Wed, 29 Jun 2016, Rafael J. Wysocki wrote: > From: Rafael J. Wysocki > > Arjan reports that it takes a relatively long time to enable runtime > PM for multiple devices at system startup, because all writes to the > "control" attribute in sysfs are handled synchronously and if the > device is