Messages in this thread | | | Date | Fri, 25 Oct 2013 12:01:04 +0200 | From | Alexander Gordeev <> | Subject | Re: [PATCH RFC v2 12/29] PCI/MSI: Introduce pcim_enable_msi*() family helpers |
| |
On Fri, Oct 25, 2013 at 10:10:02AM +0100, David Laight wrote: > What this doesn't resolve is a driver requesting a lot of interrupts > early on and leaving none for later drivers.
If this problem really exists anywhere besides pSeries?
I can imagine x86 hitting lack of vectors in interrupt table when number of CPUs exceeds hundreds, but do we have this problem now?
> Really the system needs to allocate the minimum number to all > drivers before giving out any extra ones - I've NFI how this > would be arranged!
Do not know. The pSeries quota approach seems more reasonable to me.
> David
-- Regards, Alexander Gordeev agordeev@redhat.com
| |