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authorPeter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>2007-09-11 11:12:06 +0200
committerDavid S. Miller <davem@davemloft.net>2007-09-11 11:12:06 +0200
commitfdd8a532a6764393305ae7063a8994d71404c482 (patch)
tree1e10366befe54499c315630cd7c5f4b80bcbfa78 /Documentation
parent9e3be4b34364a670bd6e57d2e8c3caabdd8d89f8 (diff)
downloadlinux-linaro-fdd8a532a6764393305ae7063a8994d71404c482.tar.gz
[NET] DOC: Update networking/multiqueue.txt with correct information.
Updated the multiqueue.txt document to call out the correct kernel options to select to enable multiqueue. Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/networking/multiqueue.txt10
1 files changed, 7 insertions, 3 deletions
diff --git a/Documentation/networking/multiqueue.txt b/Documentation/networking/multiqueue.txt
index 00b60cce222..ea5a42e8f79 100644
--- a/Documentation/networking/multiqueue.txt
+++ b/Documentation/networking/multiqueue.txt
@@ -58,9 +58,13 @@ software, so it's a straight round-robin qdisc. It uses the same syntax and
classification priomap that sch_prio uses, so it should be intuitive to
configure for people who've used sch_prio.
-The PRIO qdisc naturally plugs into a multiqueue device. If PRIO has been
-built with NET_SCH_PRIO_MQ, then upon load, it will make sure the number of
-bands requested is equal to the number of queues on the hardware. If they
+In order to utilitize the multiqueue features of the qdiscs, the network
+device layer needs to enable multiple queue support. This can be done by
+selecting NETDEVICES_MULTIQUEUE under Drivers.
+
+The PRIO qdisc naturally plugs into a multiqueue device. If
+NETDEVICES_MULTIQUEUE is selected, then on qdisc load, the number of
+bands requested is compared to the number of queues on the hardware. If they
are equal, it sets a one-to-one mapping up between the queues and bands. If
they're not equal, it will not load the qdisc. This is the same behavior
for RR. Once the association is made, any skb that is classified will have