perf kvm: Parse address location for samples

Parse address location for samples and save it into the structure
'perf_kvm_stat', it is to be used by histograms entry.
Reviewed-by: James Clark <james.clark@arm.com>
Signed-off-by: Leo Yan <leo.yan@linaro.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20230315145112.186603-2-leo.yan@linaro.orgSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/builtin-kvm.c

@@ -706,6 +706,11 @@ static int process_sample_event(struct perf_tool *tool,
 	if (skip_sample(kvm, sample))
 		return 0;
 
+	if (machine__resolve(machine, &kvm->al, sample) < 0) {
+		pr_warning("Fail to resolve address location, skip sample.\n");
+		return 0;
+	}
+
 	thread = machine__findnew_thread(machine, sample->pid, sample->tid);
 	if (thread == NULL) {
 		pr_debug("problem processing %d event, skipping it.\n",

tools/perf/util/kvm-stat.h

@@ -7,6 +7,7 @@
 #include "tool.h"
 #include "sort.h"
 #include "stat.h"
+#include "symbol.h"
 #include "record.h"
 
 #define KVM_EVENT_NAME_LEN	40
@@ -88,6 +89,9 @@ struct perf_kvm_stat {
 	const char *sort_key;
 	int trace_vcpu;
 
+	/* Used when process events */
+	struct addr_location al;
+
 	struct exit_reasons_table *exit_reasons;
 	const char *exit_reasons_isa;