Messages in this thread | | | Date | Mon, 22 Nov 2010 12:41:35 +0200 | From | Avi Kivity <> | Subject | Re: [PATCH] kvm: fast-path msi injection with irqfd |
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On 11/18/2010 07:09 PM, Michael S. Tsirkin wrote: > Store irq routing table pointer in the irqfd object, > and use that to inject MSI directly without bouncing out to > a kernel thread. > > While we touch this structure, rearrange irqfd fields to make fastpath > better packed for better cache utilization. > > This also adds some comments about locking rules and rcu usage in code. > > Some notes on the design: > - Use pointer into the rt instead of copying an entry, > to make it possible to use rcu, thus side-stepping > locking complexities. We also save some memory this way. > - Old workqueue code is still used for level irqs. > I don't think we DTRT with level anyway, however, > it seems easier to keep the code around as > it has been thought through and debugged, and fix level later than > rip out and re-instate it later. >
Applied, thanks.
-- error compiling committee.c: too many arguments to function
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