[Intel-wired-lan] [net-next PATCH 0/3] Add support for XPS when using DCB
Alexander Duyck
alexander.h.duyck at intel.com
Thu Oct 27 15:39:59 UTC 2016
This patch series enables proper isolation between traffic classes when
using XPS while DCB is enabled. Previously enabling XPS would cause the
traffic to be potentially pulled from one traffic class into another on
egress. This change essentially multiplies the XPS map by the number of
traffic classes and allows us to do a lookup per traffic class for a given
CPU.
To guarantee the isolation I invalidate the XPS map for any queues that are
moved from one traffic class to another, or if we change the number of
traffic classes.
---
Alexander Duyck (3):
net: Move functions for configuring traffic classes out of inline headers
net: Refactor removal of queues from XPS map and apply on num_tc changes
net: Add support for XPS with QoS via traffic classes
include/linux/netdevice.h | 36 +------
net/core/dev.c | 228 +++++++++++++++++++++++++++++++++++----------
net/core/net-sysfs.c | 31 ++++--
3 files changed, 202 insertions(+), 93 deletions(-)
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