Re: [RFC][PATCH] Add sysfs entry that displays MSI-X IRQs

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On Thu, Nov 20, 2008 at 05:16:08AM -0700, Matthew Wilcox wrote:
> On Wed, Nov 19, 2008 at 09:39:10PM -0800, Greg KH wrote:
> > Also see the talk about the virtual pci devices, as to how to add these
> > attributes so they show up _before_ the uevent is sent to userspace.
> > That's the proper way these should be hooked up to the device.
> 
> That's not possible.  The attributes won't be created until the driver
> calls pci_enable_msix().

Ick.

Then we should tell userspace that something changed with this device
with a uevent message so that it has a chance to do something with it.

thanks,

greg k-h
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