Re: PCIE

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From: Manu Abraham <[email protected]>
Date: Sat, 26 May 2007 19:03:12 +0400

> i presume then i shouldn't be using IRQF_SHARED, if using MSI.

That's actually a really good question.

It is likely architecture dependant whether the PCI controller wires
unique MSI interrupts to shared cpu interrupt lines.

I can imagine many systems where the cpu simply doesn't have enough
interrupt pins to uniquely identify every possible MSI interrupt
source.
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