[Intel-wired-lan] [net-next PATCH v4 1/2] ethtool: Add helper routines to pass vf to rx_flow_spec

[Singh, Krishneil K]

-----Original Message-----
From: Intel-wired-lan [mailto:intel-wired-lan-bounces at lists.osuosl.org] On Behalf Of John Fastabend
Sent: Monday, May 18, 2015 9:19 AM
To: alexander.h.duyck at redhat.com
Cc: intel-wired-lan at lists.osuosl.org
Subject: [Intel-wired-lan] [net-next PATCH v4 1/2] ethtool: Add helper routines to pass vf to rx_flow_spec

The ring_cookie is 64 bits wide which is much larger than can be used for actual queue index values. So provide some helper routines to pack a VF index into the cookie. This is useful to steer packets to a VF ring without having to know the queue layout of the device.

Signed-off-by: John Fastabend <john.r.fastabend at intel.com>
---
 include/uapi/linux/ethtool.h |   25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/include/uapi/linux/ethtool.h b/include/uapi/linux/ethtool.h index 2e49fc8..b5b4287 100644
--- a/include/uapi/linux/ethtool.h
+++ b/include/uapi/linux/ethtool.h

Tested-by:  Krishneil Singh <Krishneil.k.singh at intel.com>