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372230
2014 Oct 11
2
[PATCH net-next RFC 1/3] virtio: support for urgent descriptors
Below should be useful for some experiments Jason is doing.
I thought I'd send it out for early review/feedback.
event idx feature allows us to defer interrupts until
a specific # of descriptors were used.
Sometimes it might be useful to get an interrupt after
a specific descriptor, regardless.
This adds a descriptor flag for this, and an API
to create an urgent output descriptor.
This is