On 11/23/2014 07:19 PM, Raghu Vatsavayi wrote:

+if LIQUIDIO
+
+config LIQUIDIO_NAPI
+	bool "Enable NAPI for LiquidIO"
+	default y
+	---help---
+	  NAPI is a new driver API designed to reduce CPU and interrupt load
+	  when the driver is receiving lots of packets from the card. You
+	  would only disable this feature in very specific instances, like
+	  an application that very rapidly sets up and tears down connections.
+
+	  If in doubt, say Y.

You probably do not want to offer a non-NAPI variant, pretty much all
drivers have NAPI built-in now.

+
+config LIQUIDIO_DEBUG
+	int "Debug level for LiquidIO"
+	range 0 4
+	default 0
+	---help---
+	  Enables more extensive debug output. This may negatively
+	  affect performance, so use values > 0 with caution.
+	  0 disables extra debug
+	  1 enables general messages
+	  2 enables register access messages
+	  3 enables debug messages
+	  4 enables flow messages
+
+	  If in doubt, say 0.

This should be moved to dynamic_debug/ethtools' msglvl control knob.
--
Florian