Re: [RFC PATCH] Let device drivers disable msi on shutdown

2014-07-10 Thread Bjorn Helgaas
On Thu, Jul 10, 2014 at 12:53 PM, Keith Busch wrote: > On Thu, 10 Jul 2014, Bjorn Helgaas wrote: >> >> [+cc LKML, Greg KH for driver core async shutdown question] >> On Tue, Jun 24, 2014 at 10:48:57AM -0600, Keith Busch wrote: >>> >>> To provide context why I want to do this asynchronously,

Re: [RFC PATCH] Let device drivers disable msi on shutdown

2014-07-10 Thread Keith Busch
On Thu, 10 Jul 2014, Bjorn Helgaas wrote: [+cc LKML, Greg KH for driver core async shutdown question] On Tue, Jun 24, 2014 at 10:48:57AM -0600, Keith Busch wrote: To provide context why I want to do this asynchronously, NVM-Express has one PCI device per controller, of which there could be

Re: [RFC PATCH] Let device drivers disable msi on shutdown

2014-07-10 Thread Bjorn Helgaas
[+cc LKML, Greg KH for driver core async shutdown question] On Tue, Jun 24, 2014 at 10:48:57AM -0600, Keith Busch wrote: > I'd like to do shutdowns asynchronously so I can shutdown multiple > devices in parallel, but the pci-driver disables interrupts after my > driver returns from its

Re: [RFC PATCH] Let device drivers disable msi on shutdown

2014-07-10 Thread Bjorn Helgaas
[+cc LKML, Greg KH for driver core async shutdown question] On Tue, Jun 24, 2014 at 10:48:57AM -0600, Keith Busch wrote: I'd like to do shutdowns asynchronously so I can shutdown multiple devices in parallel, but the pci-driver disables interrupts after my driver returns from its '.shutdown',

Re: [RFC PATCH] Let device drivers disable msi on shutdown

2014-07-10 Thread Keith Busch
On Thu, 10 Jul 2014, Bjorn Helgaas wrote: [+cc LKML, Greg KH for driver core async shutdown question] On Tue, Jun 24, 2014 at 10:48:57AM -0600, Keith Busch wrote: To provide context why I want to do this asynchronously, NVM-Express has one PCI device per controller, of which there could be

Re: [RFC PATCH] Let device drivers disable msi on shutdown

2014-07-10 Thread Bjorn Helgaas
On Thu, Jul 10, 2014 at 12:53 PM, Keith Busch keith.bu...@intel.com wrote: On Thu, 10 Jul 2014, Bjorn Helgaas wrote: [+cc LKML, Greg KH for driver core async shutdown question] On Tue, Jun 24, 2014 at 10:48:57AM -0600, Keith Busch wrote: To provide context why I want to do this