From: David Daney <ddaney@caviumnetworks.com>
Date: Tue, 12 May 2009 19:41:53 +0000 (-0700)
Subject: MIPS: Allow R2 CPUs to turn off generation of 'ehb' instructions.
X-Git-Tag: v2.6.31-rc1~291^2~31
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=41f0e4d041aa30507a34998c29d0b7ac0bede277;p=pandora-kernel.git

MIPS: Allow R2 CPUs to turn off generation of 'ehb' instructions.

Some CPUs do not need ehb instructions after writing CP0 registers.
By allowing ehb generation to be overridden in
cpu-feature-overrides.h, we can save a few instructions in the TLB
handler hot paths.

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---

Reading git-diff-tree failed