Messages in this thread | | | Date | Tue, 5 Aug 2008 16:53:51 -0700 | From | "Yinghai Lu" <> | Subject | Re: [PATCH 00/25] dyn_array and nr_irqs support v3 |
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On Tue, Aug 5, 2008 at 4:26 PM, H. Peter Anvin <hpa@zytor.com> wrote: > Yinghai Lu wrote: >> >> i am working on dyn_array + condense irq_desc/irq_cfg. >> >> it will use dyn_array to allocate 32 entry for irq_desc/irq_cfg, and >> will use get_irq_desc via list to distribute it. later if need more, >> will allocate more 32 entries.... >> >> so will send out v4. >> > > My understanding of dyn_array is that it only works at init time. > How does that work when you hotplug MSI-X devices?
actually create irq_desc like Eric suggest, but allocate 32 entry one time, and use it one by one. share some init work function bewteen init stage and later.
YH
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