From: Oliver Hartkopp <socketcan@hartkopp.net>
Date: Wed, 2 Apr 2014 18:25:27 +0000 (+0200)
Subject: can: add documentation for CAN filter usage optimisation
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~36^2~188^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=277bd320e7dd8b77de6d3b6b9757b08fcca0108b;p=pandora-kernel.git

can: add documentation for CAN filter usage optimisation

To benefit from special filters for single SFF or single EFF CAN identifier
subscriptions the CAN_EFF_FLAG bit and the CAN_RTR_FLAG bit has to be set
together with the CAN_(SFF|EFF)_MASK in can_filter.mask.

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
---

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