From: Cliff Wickman <cpw@sgi.com>
Date: Wed, 2 Jun 2010 21:22:01 +0000 (-0500)
Subject: x86, UV: Calculate BAU destination timeout
X-Git-Tag: v2.6.36-rc1~42^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=12a6611fa16e9c6d2f844fe2175d219c6e9bd95d;p=pandora-kernel.git

x86, UV: Calculate BAU destination timeout

Calculate the Broadcast Assist Unit's destination timeout period from the
values in the relevant MMR's.

Store it in each cpu's per-cpu BAU structure so that a destination
timeout can be differentiated from a 'plugged' situation in which all
software ack resources are already allocated and a timeout is pending.
That case returns an immediate destination error.

Signed-off-by: Cliff Wickman <cpw@sgi.com>
Cc: gregkh@suse.de
LKML-Reference: <E1OJvNx-0004Zq-RK@eag09.americas.sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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