perf intel-pt: Remove unused instructions_sample_period

Remove unused struct intel_pt member instructions_sample_period.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1495786658-18063-28-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
index dbff5dc..f8237a0 100644 (file)
--- a/tools/perf/util/intel-pt.c
+++ b/tools/perf/util/intel-pt.c
@@ -81,7 +81,6 @@ struct intel_pt {
 
        bool sample_instructions;
        u64 instructions_sample_type;
-       u64 instructions_sample_period;
        u64 instructions_id;
 
        bool sample_branches;
@@ -1978,7 +1977,6 @@ static int intel_pt_synth_events(struct intel_pt *pt,
                                intel_pt_ns_to_ticks(pt, pt->synth_opts.period);
                else
                        attr.sample_period = pt->synth_opts.period;
-               pt->instructions_sample_period = attr.sample_period;
                if (pt->synth_opts.callchain)
                        attr.sample_type |= PERF_SAMPLE_CALLCHAIN;
                if (pt->synth_opts.last_branch)