On 20/05/2013 19:22, Andi Kleen wrote:
diff --git a/Documentation/networking/ip-sysctl.txt
b/Documentation/networking/ip-sysctl.txt
index f98ca63..cfcf0ea 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -19,6 +19,11 @@ ip_no_pmtu_disc - BOOLEAN
Disable Path MTU Discovery.
default FALSE
+ip_low_latency_poll - INTEGER
+ Low latency busy poll timeout. (needs CONFIG_INET_LL_RX_POLL)
+ Approximate time in ms to spin waiting for packets on the device queue.
+ default 0
Can you document the suggested value here?
ok
Also I would add something like "may increase power usage"
:)
The other thing I would add is a linuxmib statistic counter so that
we can see the polling happens.
Yes,
I will add a counter for packets that were received through this path.
Eliezer
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