Messages in this thread | | | Subject | RE: [PATCH RFC 00/77] Re-design MSI/MSI-X interrupts enablement pattern | Date | Fri, 4 Oct 2013 09:31:49 +0100 | From | "David Laight" <> |
| |
> > It seems to me that a more useful interface would take a minimum and > > maximum number of vectors from the driver. This wouldn't allow the > > driver to specify that it could only accept, say, any even number within > > a certain range, but you could still leave the current functions > > available for any driver that needs that. > > Mmmm.. I am not sure I am getting it. Could you please rephrase?
One possibility is for drivers than can use a lot of interrupts to request a minimum number initially and then request the additional ones much later on. That would make it less likely that none will be available for devices/drivers that need them but are initialised later.
David
| |