Skip to content

Commit

Permalink
[NET] DOC: Update networking/multiqueue.txt with correct information.
Browse files Browse the repository at this point in the history
Updated the multiqueue.txt document to call out the correct kernel
options to select to enable multiqueue.

Signed-off-by: Peter P Waskiewicz Jr <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
  • Loading branch information
ppwaskie authored and davem330 committed Sep 11, 2007
1 parent 9e3be4b commit fdd8a53
Showing 1 changed file with 7 additions and 3 deletions.
10 changes: 7 additions & 3 deletions Documentation/networking/multiqueue.txt
Original file line number Diff line number Diff line change
Expand Up @@ -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
Expand Down

0 comments on commit fdd8a53

Please sign in to comment.