Re: [Qemu-devel] [PATCH 2/2] [TEST] Collect TLB and victim TLB hit/miss stats

[Paolo Bonzini]

On 10/07/2017 12:03, Alex Bennée wrote:
>> +extern bool enable_instrumentation;
>> +
> Is there a better place for this than a static global? I was pondering
> tcg_ctx but that's not really visible to the runtime. Making it part of
> the TB flags might be useful for only instrumenting certain segments of
> the code but I suspect I'm bike-shedding at this point.

Why not use tracepoints?  This seems to be a natural candidate for
systemtap-like tracing scripts.

Paolo