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limit xen vnic max queues number to online cpu number

Joe Jin netdev xen-devel 1 version In review

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  1. v1 Latest2 patches 12 repliesIn review

Patches in v1 No applies recorded yet

#Subject and filesSizeRepliesApplied
1/2xen-netback: limit xen vif max queues number to online cpusdrivers/net/xen-netback/netback.c+22 -64 replies
1/2xen-netback: limit xen vif max queues number to online cpusdrivers/net/xen-netback/netback.c+22 -60 replies
2/2xen-front: limit vnic max_queues number to online cpusdrivers/net/xen-netfront.c+21 -60 replies
2/2xen-front: limit vnic max_queues number to online cpusdrivers/net/xen-netfront.c+21 -60 replies

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Cover letter [PATCH 0/2] limit xen vnic max queues number to online cpu number

Currently xen vnic allowed to create lots of queues by set module param max_queues(both netback and netfront), when queues number larger than cpu number, it does not help for performance but need more cpu time.

This patchset limit netback and netfront max queues number to online cpus number.

Joe Jin (2):
xen-netback: limit xen vif max queues number to online cpus
xen-front: limit vnic max_queues number to online cpus

 drivers/net/xen-netback/netback.c |   28 ++++++++++++++++++++++------
 drivers/net/xen-netfront.c        |   27 +++++++++++++++++++++------
 2 files changed, 43 insertions(+), 12 deletions(-)