linux-kernel - [PATCH v1 5/7] perf arm-spe: Remove the unused 'midr' field

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Message-Id: <20240827165125.3311306-6-leo.yan@arm.com>
Date: Tue, 27 Aug 2024 17:51:23 +0100
From: Leo Yan <leo.yan@....com>
To: Arnaldo Carvalho de Melo <acme@...nel.org>,
	James Clark <james.clark@...aro.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Ian Rogers <irogers@...gle.com>,
	Jiri Olsa <jolsa@...nel.org>,
	Adrian Hunter <adrian.hunter@...el.com>,
	John Garry <john.g.garry@...cle.com>,
	Will Deacon <will@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Mike Leach <mike.leach@...aro.org>,
	linux-perf-users@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Cc: Leo Yan <leo.yan@....com>
Subject: [PATCH v1 5/7] perf arm-spe: Remove the unused 'midr' field

The 'midr' field is replaced by the MIDR values stored in metadata (per
CPU wise). Remove the 'midr' field as it is no longer used.

Signed-off-by: Leo Yan <leo.yan@....com>
---
 tools/perf/util/arm-spe.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/tools/perf/util/arm-spe.c b/tools/perf/util/arm-spe.c
index 600b8b031539..f7bc39043a23 100644
--- a/tools/perf/util/arm-spe.c
+++ b/tools/perf/util/arm-spe.c
@@ -46,7 +46,6 @@ struct arm_spe {
 	u32				auxtrace_type;
 	struct perf_session		*session;
 	struct machine			*machine;
-	u64				midr;
 
 	struct perf_tsc_conversion	tc;
 
@@ -1409,8 +1408,6 @@ int arm_spe_process_auxtrace_info(union perf_event *event,
 	struct perf_record_auxtrace_info *auxtrace_info = &event->auxtrace_info;
 	size_t min_sz;
 	struct perf_record_time_conv *tc = &session->time_conv;
-	const char *cpuid = perf_env__cpuid(session->evlist->env);
-	u64 midr = strtol(cpuid, NULL, 16);
 	struct arm_spe *spe;
 	u64 *ptr = NULL;
 	u64 **metadata = NULL;
@@ -1467,7 +1464,6 @@ int arm_spe_process_auxtrace_info(union perf_event *event,
 	spe->session = session;
 	spe->machine = &session->machines.host; /* No kvm support */
 	spe->auxtrace_type = auxtrace_info->type;
-	spe->midr = midr;
 	spe->metadata = metadata;
 	spe->metadata_ver = metadata_ver;
 	spe->metadata_num_cpu = num_cpu;
-- 
2.34.1