From: David Daney <ddaney@caviumnetworks.com>
Date: Fri, 8 Jan 2010 22:47:36 +0000 (-0800)
Subject: MIPS: Octeon: Use non-overflowing arithmetic in sched_clock
X-Git-Tag: v2.6.33-rc4~8^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0e8a1d8262f41d6e8c1d736a408882bbb7a5c0a6;p=pandora-kernel.git

MIPS: Octeon: Use non-overflowing arithmetic in sched_clock

With typical mult and shift values, the calculation for Octeon's sched_clock
overflows when using 64-bit arithmetic.  Use 128-bit calculations instead.

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/849/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---

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