From: Punit Agrawal <punit.agrawal@arm.com>
Date: Tue, 18 Nov 2014 11:41:27 +0000 (+0000)
Subject: arm64: Trace emulation of AArch32 legacy instructions
X-Git-Tag: omap-for-v3.19/fixes-for-merge-window~18^2~37
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d784e2988a3e70a6f1047e80e01465a903ea2eba;p=pandora-kernel.git

arm64: Trace emulation of AArch32 legacy instructions

Introduce an event to trace the usage of emulated instructions. The
trace event is intended to help identify and encourage the migration
of legacy software using the emulation features.

Use this event to trace usage of swp and CP15 barrier emulation.

Acked-by: Steven Rostedt <rostedt@goodmis.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Punit Agrawal <punit.agrawal@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
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