[openib-general] [PATCH] mthca: eq doorbell coalescing + prevent even queque overrun
Michael S. Tsirkin
mst at mellanox.co.il
Tue Jan 10 04:39:18 PST 2006
Quoting Or Gerlitz <ogerlitz at voltaire.com>:
> Sorry, i dont follow. If you arm the CQ when there is one WC in it and
> then start polling, and during your polling a "second" WC is generated
> by the HCA, wouldn't an interrupt related to the 2nd completion be
> generated - why the case you are mentioning is the arming window?
I'm polling in the interrupt handler, so interrupts from the same IRQ are
disabled. No? What am I missing?
--
MST
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