[PATCH v5 6/6] arm64: Trace emulation of AArch32 legacy instructions

Punit Agrawal punit.agrawal at arm.com
Tue Nov 18 06:51:42 PST 2014


Steven Rostedt <rostedt at goodmis.org> writes:

> On Tue, 18 Nov 2014 11:41:27 +0000
> Punit Agrawal <punit.agrawal at arm.com> wrote:
>
>> 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.
>> 
>> Cc: Steven Rostedt <rostedt at goodmis.org>
>> Signed-off-by: Punit Agrawal <punit.agrawal at arm.com>
>> Acked-by: Catalin Marinas <catalin.marinas at arm.com>
>> ---
>
> For the tracing side:
>
> Acked-by: Steven Rostedt <rostedt at goodmis.org>

Cheers, Steve.

>
> -- Steve
>
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