linux-kernel - [PATCH v4 3/8] perf auxtrace: Remove unused 'pmu' pointer from struct auxtrace

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Message-Id: <20240809121447.2078084-4-leo.yan@arm.com>
Date: Fri,  9 Aug 2024 13:14:42 +0100
From: Leo Yan <leo.yan@....com>
To: Peter Zijlstra <peterz@...radead.org>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Ingo Molnar <mingo@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Ian Rogers <irogers@...gle.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	"Liang, Kan" <kan.liang@...ux.intel.com>,
	Suzuki K Poulose <suzuki.poulose@....com>,
	Mike Leach <mike.leach@...aro.org>,
	James Clark <james.clark@...aro.org>,
	linux-perf-users@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	coresight@...ts.linaro.org,
	linux-arm-kernel@...ts.infradead.org
Cc: Leo Yan <leo.yan@....com>
Subject: [PATCH v4 3/8] perf auxtrace: Remove unused 'pmu' pointer from struct auxtrace_record

The 'pmu' pointer in the auxtrace_record structure is not used after
support multiple AUX events, remove it.

Signed-off-by: Leo Yan <leo.yan@....com>
Reviewed-by: Adrian Hunter <adrian.hunter@...el.com>
---
 tools/perf/arch/arm/util/cs-etm.c     | 1 -
 tools/perf/arch/arm64/util/arm-spe.c  | 1 -
 tools/perf/arch/arm64/util/hisi-ptt.c | 1 -
 tools/perf/arch/x86/util/intel-bts.c  | 1 -
 tools/perf/arch/x86/util/intel-pt.c   | 1 -
 tools/perf/util/auxtrace.h            | 1 -
 6 files changed, 6 deletions(-)

diff --git a/tools/perf/arch/arm/util/cs-etm.c b/tools/perf/arch/arm/util/cs-etm.c
index da6231367993..96aeb7cdbee1 100644
--- a/tools/perf/arch/arm/util/cs-etm.c
+++ b/tools/perf/arch/arm/util/cs-etm.c
@@ -888,7 +888,6 @@ struct auxtrace_record *cs_etm_record_init(int *err)
 	}
 
 	ptr->cs_etm_pmu			= cs_etm_pmu;
-	ptr->itr.pmu			= cs_etm_pmu;
 	ptr->itr.parse_snapshot_options	= cs_etm_parse_snapshot_options;
 	ptr->itr.recording_options	= cs_etm_recording_options;
 	ptr->itr.info_priv_size		= cs_etm_info_priv_size;
diff --git a/tools/perf/arch/arm64/util/arm-spe.c b/tools/perf/arch/arm64/util/arm-spe.c
index d59f6ca499f2..2be99fdf997d 100644
--- a/tools/perf/arch/arm64/util/arm-spe.c
+++ b/tools/perf/arch/arm64/util/arm-spe.c
@@ -514,7 +514,6 @@ struct auxtrace_record *arm_spe_recording_init(int *err,
 	}
 
 	sper->arm_spe_pmu = arm_spe_pmu;
-	sper->itr.pmu = arm_spe_pmu;
 	sper->itr.snapshot_start = arm_spe_snapshot_start;
 	sper->itr.snapshot_finish = arm_spe_snapshot_finish;
 	sper->itr.find_snapshot = arm_spe_find_snapshot;
diff --git a/tools/perf/arch/arm64/util/hisi-ptt.c b/tools/perf/arch/arm64/util/hisi-ptt.c
index ba97c8a562a0..eac9739c87e6 100644
--- a/tools/perf/arch/arm64/util/hisi-ptt.c
+++ b/tools/perf/arch/arm64/util/hisi-ptt.c
@@ -174,7 +174,6 @@ struct auxtrace_record *hisi_ptt_recording_init(int *err,
 	}
 
 	pttr->hisi_ptt_pmu = hisi_ptt_pmu;
-	pttr->itr.pmu = hisi_ptt_pmu;
 	pttr->itr.recording_options = hisi_ptt_recording_options;
 	pttr->itr.info_priv_size = hisi_ptt_info_priv_size;
 	pttr->itr.info_fill = hisi_ptt_info_fill;
diff --git a/tools/perf/arch/x86/util/intel-bts.c b/tools/perf/arch/x86/util/intel-bts.c
index 34696f3d3d5d..85c8186300c8 100644
--- a/tools/perf/arch/x86/util/intel-bts.c
+++ b/tools/perf/arch/x86/util/intel-bts.c
@@ -434,7 +434,6 @@ struct auxtrace_record *intel_bts_recording_init(int *err)
 	}
 
 	btsr->intel_bts_pmu = intel_bts_pmu;
-	btsr->itr.pmu = intel_bts_pmu;
 	btsr->itr.recording_options = intel_bts_recording_options;
 	btsr->itr.info_priv_size = intel_bts_info_priv_size;
 	btsr->itr.info_fill = intel_bts_info_fill;
diff --git a/tools/perf/arch/x86/util/intel-pt.c b/tools/perf/arch/x86/util/intel-pt.c
index 4b710e875953..ea510a7486b1 100644
--- a/tools/perf/arch/x86/util/intel-pt.c
+++ b/tools/perf/arch/x86/util/intel-pt.c
@@ -1197,7 +1197,6 @@ struct auxtrace_record *intel_pt_recording_init(int *err)
 	}
 
 	ptr->intel_pt_pmu = intel_pt_pmu;
-	ptr->itr.pmu = intel_pt_pmu;
 	ptr->itr.recording_options = intel_pt_recording_options;
 	ptr->itr.info_priv_size = intel_pt_info_priv_size;
 	ptr->itr.info_fill = intel_pt_info_fill;
diff --git a/tools/perf/util/auxtrace.h b/tools/perf/util/auxtrace.h
index 8a6ec9565835..95304368103b 100644
--- a/tools/perf/util/auxtrace.h
+++ b/tools/perf/util/auxtrace.h
@@ -411,7 +411,6 @@ struct auxtrace_record {
 	int (*read_finish)(struct auxtrace_record *itr, int idx);
 	unsigned int alignment;
 	unsigned int default_aux_sample_size;
-	struct perf_pmu *pmu;
 	struct evlist *evlist;
 };
 
-- 
2.34.1