From 001b08f4e2aab9748b5d5e49b68d5444715ffda9 Mon Sep 17 00:00:00 2001 From: Leo Yan Date: Wed, 15 Mar 2023 22:51:04 +0800 Subject: [PATCH] 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 Signed-off-by: Leo Yan Cc: Adrian Hunter Cc: Alexander Shishkin Cc: Ian Rogers Cc: Ingo Molnar Cc: Jiri Olsa Cc: John Garry Cc: Mark Rutland Cc: Namhyung Kim Cc: Peter Zijlstra Cc: linux-arm-kernel@lists.infradead.org Link: https://lore.kernel.org/r/20230315145112.186603-2-leo.yan@linaro.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-kvm.c | 5 +++++ tools/perf/util/kvm-stat.h | 4 ++++ 2 files changed, 9 insertions(+) diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c index ef502c19bc40a..17a8219a702a0 100644 --- a/tools/perf/builtin-kvm.c +++ b/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", diff --git a/tools/perf/util/kvm-stat.h b/tools/perf/util/kvm-stat.h index e2c17662bac75..3b2eab91a9bea 100644 --- a/tools/perf/util/kvm-stat.h +++ b/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; -- 2.30.2