Messages in this thread | | | Date | Fri, 7 Nov 2008 00:24:32 -0800 | From | Greg KH <> | Subject | Re: [PATCH 16/16 v6] PCI: document the new PCI boot parameters |
| |
On Fri, Nov 07, 2008 at 04:17:02PM +0800, Zhao, Yu wrote: >> Well, to do it "correctly" you are going to have to tell the driver to >> shut itself down, and reinitialize itself. >> Turns out, that doesn't really work for disk and network devices without >> dropping the connection (well, network devices should be fine probably). >> So you just can't do this, sorry. That's why the BIOS handles all of >> these issues in a PCI hotplug system. >> How does the hardware people think we are going to handle this in the >> OS? It's not something that any operating system can do, is it part of >> the IOV PCI spec somewhere? > > No, it's not part of the PCI IOV spec. > > I just want the IOV (and whole PCI subsystem) have more flexibility on > various BIOSes. So can we reconsider about resource rebalance as boot > option, or should we forget about this idea?
As you have proposed it, the boot option will not work at all, so I think we need to forget about it. Especially if it is not really needed.
thanks,
greg k-h
| |