From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Wed, 22 Feb 2012 13:50:13 +0000 (+0000)
Subject: powerpc/mpic: Fix allocation of reverse-map for multi-ISU mpics
X-Git-Tag: v3.4-rc1~159^2~52
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fe83364f0bf11fcb20cecbe944a95834632ffffb;p=pandora-kernel.git

powerpc/mpic: Fix allocation of reverse-map for multi-ISU mpics

When using a multi-ISU MPIC, we can interrupts up to
isu_size * MPIC_MAX_ISU, not just isu_size, so allocate
the right size reverse map.

Without this, the code will constantly fallback to
a linear search.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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