From 94ac2ab3fff96814d7460a27a0e9d004abbd4128 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 19 Jun 2024 23:00:37 +0200
Subject: Merging upstream version 6.9.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tools/perf/arch/arm/util/perf_regs.c       |  7 ++-
 tools/perf/arch/arm/util/pmu.c             |  3 +
 tools/perf/arch/arm64/Makefile             |  2 +-
 tools/perf/arch/arm64/util/machine.c       |  2 +
 tools/perf/arch/arm64/util/mem-events.c    | 39 +++---------
 tools/perf/arch/arm64/util/mem-events.h    |  7 +++
 tools/perf/arch/arm64/util/perf_regs.c     |  7 ++-
 tools/perf/arch/csky/util/perf_regs.c      |  7 ++-
 tools/perf/arch/loongarch/Makefile         |  2 +-
 tools/perf/arch/loongarch/util/perf_regs.c |  7 ++-
 tools/perf/arch/mips/Makefile              |  2 +-
 tools/perf/arch/mips/util/perf_regs.c      |  7 ++-
 tools/perf/arch/powerpc/Makefile           |  2 +-
 tools/perf/arch/powerpc/util/Build         |  1 +
 tools/perf/arch/powerpc/util/kvm-stat.c    |  2 +-
 tools/perf/arch/powerpc/util/mem-events.c  | 16 ++---
 tools/perf/arch/powerpc/util/mem-events.h  |  7 +++
 tools/perf/arch/powerpc/util/perf_regs.c   |  7 ++-
 tools/perf/arch/powerpc/util/pmu.c         | 12 ++++
 tools/perf/arch/riscv/util/header.c        |  2 +-
 tools/perf/arch/riscv/util/perf_regs.c     |  7 ++-
 tools/perf/arch/s390/Makefile              |  2 +-
 tools/perf/arch/s390/util/perf_regs.c      |  7 ++-
 tools/perf/arch/x86/Makefile               |  2 +-
 tools/perf/arch/x86/tests/dwarf-unwind.c   |  1 +
 tools/perf/arch/x86/tests/hybrid.c         |  5 +-
 tools/perf/arch/x86/util/mem-events.c      | 99 +++++-------------------------
 tools/perf/arch/x86/util/mem-events.h      | 10 +++
 tools/perf/arch/x86/util/perf_regs.c       |  7 ++-
 tools/perf/arch/x86/util/pmu.c             | 19 +++---
 tools/perf/arch/x86/util/tsc.c             |  4 +-
 31 files changed, 151 insertions(+), 153 deletions(-)
 create mode 100644 tools/perf/arch/arm64/util/mem-events.h
 create mode 100644 tools/perf/arch/powerpc/util/mem-events.h
 create mode 100644 tools/perf/arch/powerpc/util/pmu.c
 create mode 100644 tools/perf/arch/x86/util/mem-events.h

(limited to 'tools/perf/arch')

diff --git a/tools/perf/arch/arm/util/perf_regs.c b/tools/perf/arch/arm/util/perf_regs.c
index 2c56e8b56d..f94a0210c7 100644
--- a/tools/perf/arch/arm/util/perf_regs.c
+++ b/tools/perf/arch/arm/util/perf_regs.c
@@ -2,7 +2,7 @@
 #include "perf_regs.h"
 #include "../../../util/perf_regs.h"
 
-const struct sample_reg sample_reg_masks[] = {
+static const struct sample_reg sample_reg_masks[] = {
 	SMPL_REG_END
 };
 
@@ -15,3 +15,8 @@ uint64_t arch__user_reg_mask(void)
 {
 	return PERF_REGS_MASK;
 }
+
+const struct sample_reg *arch__sample_reg_masks(void)
+{
+	return sample_reg_masks;
+}
diff --git a/tools/perf/arch/arm/util/pmu.c b/tools/perf/arch/arm/util/pmu.c
index 7f3af3b97f..8b7cb68ba1 100644
--- a/tools/perf/arch/arm/util/pmu.c
+++ b/tools/perf/arch/arm/util/pmu.c
@@ -13,6 +13,7 @@
 #include "hisi-ptt.h"
 #include "../../../util/pmu.h"
 #include "../../../util/cs-etm.h"
+#include "../../arm64/util/mem-events.h"
 
 void perf_pmu__arch_init(struct perf_pmu *pmu __maybe_unused)
 {
@@ -26,6 +27,8 @@ void perf_pmu__arch_init(struct perf_pmu *pmu __maybe_unused)
 		pmu->selectable = true;
 		pmu->is_uncore = false;
 		pmu->perf_event_attr_init_default = arm_spe_pmu_default_config;
+		if (!strcmp(pmu->name, "arm_spe_0"))
+			pmu->mem_events = perf_mem_events_arm;
 	} else if (strstarts(pmu->name, HISI_PTT_PMU_NAME)) {
 		pmu->selectable = true;
 #endif
diff --git a/tools/perf/arch/arm64/Makefile b/tools/perf/arch/arm64/Makefile
index fab3095fb5..5735ed4479 100644
--- a/tools/perf/arch/arm64/Makefile
+++ b/tools/perf/arch/arm64/Makefile
@@ -18,7 +18,7 @@ sysprf := $(srctree)/tools/perf/arch/arm64/entry/syscalls/
 systbl := $(sysprf)/mksyscalltbl
 
 # Create output directory if not already present
-_dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)')
+$(shell [ -d '$(out)' ] || mkdir -p '$(out)')
 
 $(header): $(sysdef) $(systbl)
 	$(Q)$(SHELL) '$(systbl)' '$(CC)' '$(HOSTCC)' $(incpath) $(sysdef) > $@
diff --git a/tools/perf/arch/arm64/util/machine.c b/tools/perf/arch/arm64/util/machine.c
index ba1144366e..aab1cc2bc2 100644
--- a/tools/perf/arch/arm64/util/machine.c
+++ b/tools/perf/arch/arm64/util/machine.c
@@ -12,5 +12,7 @@
 
 void arch__add_leaf_frame_record_opts(struct record_opts *opts)
 {
+	const struct sample_reg *sample_reg_masks = arch__sample_reg_masks();
+
 	opts->sample_user_regs |= sample_reg_masks[PERF_REG_ARM64_LR].mask;
 }
diff --git a/tools/perf/arch/arm64/util/mem-events.c b/tools/perf/arch/arm64/util/mem-events.c
index 3bcc5c7035..9f8da79372 100644
--- a/tools/perf/arch/arm64/util/mem-events.c
+++ b/tools/perf/arch/arm64/util/mem-events.c
@@ -1,37 +1,12 @@
 // SPDX-License-Identifier: GPL-2.0
-#include "map_symbol.h"
+#include "util/map_symbol.h"
+#include "util/mem-events.h"
 #include "mem-events.h"
 
-#define E(t, n, s) { .tag = t, .name = n, .sysfs_name = s }
+#define E(t, n, s, l, a) { .tag = t, .name = n, .event_name = s, .ldlat = l, .aux_event = a }
 
-static struct perf_mem_event perf_mem_events[PERF_MEM_EVENTS__MAX] = {
-	E("spe-load",	"arm_spe_0/ts_enable=1,pa_enable=1,load_filter=1,store_filter=0,min_latency=%u/",	"arm_spe_0"),
-	E("spe-store",	"arm_spe_0/ts_enable=1,pa_enable=1,load_filter=0,store_filter=1/",			"arm_spe_0"),
-	E("spe-ldst",	"arm_spe_0/ts_enable=1,pa_enable=1,load_filter=1,store_filter=1,min_latency=%u/",	"arm_spe_0"),
+struct perf_mem_event perf_mem_events_arm[PERF_MEM_EVENTS__MAX] = {
+	E("spe-load",	"%s/ts_enable=1,pa_enable=1,load_filter=1,store_filter=0,min_latency=%u/",	NULL,	true,	0),
+	E("spe-store",	"%s/ts_enable=1,pa_enable=1,load_filter=0,store_filter=1/",			NULL,	false,	0),
+	E("spe-ldst",	"%s/ts_enable=1,pa_enable=1,load_filter=1,store_filter=1,min_latency=%u/",	NULL,	true,	0),
 };
-
-static char mem_ev_name[100];
-
-struct perf_mem_event *perf_mem_events__ptr(int i)
-{
-	if (i >= PERF_MEM_EVENTS__MAX)
-		return NULL;
-
-	return &perf_mem_events[i];
-}
-
-const char *perf_mem_events__name(int i, const char *pmu_name __maybe_unused)
-{
-	struct perf_mem_event *e = perf_mem_events__ptr(i);
-
-	if (i >= PERF_MEM_EVENTS__MAX)
-		return NULL;
-
-	if (i == PERF_MEM_EVENTS__LOAD || i == PERF_MEM_EVENTS__LOAD_STORE)
-		scnprintf(mem_ev_name, sizeof(mem_ev_name),
-			  e->name, perf_mem_events__loads_ldlat);
-	else /* PERF_MEM_EVENTS__STORE */
-		scnprintf(mem_ev_name, sizeof(mem_ev_name), e->name);
-
-	return mem_ev_name;
-}
diff --git a/tools/perf/arch/arm64/util/mem-events.h b/tools/perf/arch/arm64/util/mem-events.h
new file mode 100644
index 0000000000..5fc50be4be
--- /dev/null
+++ b/tools/perf/arch/arm64/util/mem-events.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ARM64_MEM_EVENTS_H
+#define _ARM64_MEM_EVENTS_H
+
+extern struct perf_mem_event perf_mem_events_arm[PERF_MEM_EVENTS__MAX];
+
+#endif /* _ARM64_MEM_EVENTS_H */
diff --git a/tools/perf/arch/arm64/util/perf_regs.c b/tools/perf/arch/arm64/util/perf_regs.c
index 1b79d8eab2..09308665e2 100644
--- a/tools/perf/arch/arm64/util/perf_regs.c
+++ b/tools/perf/arch/arm64/util/perf_regs.c
@@ -16,7 +16,7 @@
 #define HWCAP_SVE	(1 << 22)
 #endif
 
-const struct sample_reg sample_reg_masks[] = {
+static const struct sample_reg sample_reg_masks[] = {
 	SMPL_REG(x0, PERF_REG_ARM64_X0),
 	SMPL_REG(x1, PERF_REG_ARM64_X1),
 	SMPL_REG(x2, PERF_REG_ARM64_X2),
@@ -175,3 +175,8 @@ uint64_t arch__user_reg_mask(void)
 	}
 	return PERF_REGS_MASK;
 }
+
+const struct sample_reg *arch__sample_reg_masks(void)
+{
+	return sample_reg_masks;
+}
diff --git a/tools/perf/arch/csky/util/perf_regs.c b/tools/perf/arch/csky/util/perf_regs.c
index c0877c264d..6b1665f411 100644
--- a/tools/perf/arch/csky/util/perf_regs.c
+++ b/tools/perf/arch/csky/util/perf_regs.c
@@ -2,7 +2,7 @@
 #include "perf_regs.h"
 #include "../../util/perf_regs.h"
 
-const struct sample_reg sample_reg_masks[] = {
+static const struct sample_reg sample_reg_masks[] = {
 	SMPL_REG_END
 };
 
@@ -15,3 +15,8 @@ uint64_t arch__user_reg_mask(void)
 {
 	return PERF_REGS_MASK;
 }
+
+const struct sample_reg *arch__sample_reg_masks(void)
+{
+	return sample_reg_masks;
+}
diff --git a/tools/perf/arch/loongarch/Makefile b/tools/perf/arch/loongarch/Makefile
index c392e7af47..3992a67a87 100644
--- a/tools/perf/arch/loongarch/Makefile
+++ b/tools/perf/arch/loongarch/Makefile
@@ -17,7 +17,7 @@ sysprf := $(srctree)/tools/perf/arch/loongarch/entry/syscalls/
 systbl := $(sysprf)/mksyscalltbl
 
 # Create output directory if not already present
-_dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)')
+$(shell [ -d '$(out)' ] || mkdir -p '$(out)')
 
 $(header): $(sysdef) $(systbl)
 	$(Q)$(SHELL) '$(systbl)' '$(CC)' '$(HOSTCC)' $(incpath) $(sysdef) > $@
diff --git a/tools/perf/arch/loongarch/util/perf_regs.c b/tools/perf/arch/loongarch/util/perf_regs.c
index 2c56e8b56d..f94a0210c7 100644
--- a/tools/perf/arch/loongarch/util/perf_regs.c
+++ b/tools/perf/arch/loongarch/util/perf_regs.c
@@ -2,7 +2,7 @@
 #include "perf_regs.h"
 #include "../../../util/perf_regs.h"
 
-const struct sample_reg sample_reg_masks[] = {
+static const struct sample_reg sample_reg_masks[] = {
 	SMPL_REG_END
 };
 
@@ -15,3 +15,8 @@ uint64_t arch__user_reg_mask(void)
 {
 	return PERF_REGS_MASK;
 }
+
+const struct sample_reg *arch__sample_reg_masks(void)
+{
+	return sample_reg_masks;
+}
diff --git a/tools/perf/arch/mips/Makefile b/tools/perf/arch/mips/Makefile
index 8bc09072e3..cd0b011b3b 100644
--- a/tools/perf/arch/mips/Makefile
+++ b/tools/perf/arch/mips/Makefile
@@ -11,7 +11,7 @@ sysdef := $(sysprf)/syscall_n64.tbl
 systbl := $(sysprf)/mksyscalltbl
 
 # Create output directory if not already present
-_dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)')
+$(shell [ -d '$(out)' ] || mkdir -p '$(out)')
 
 $(header): $(sysdef) $(systbl)
 	$(Q)$(SHELL) '$(systbl)' $(sysdef) > $@
diff --git a/tools/perf/arch/mips/util/perf_regs.c b/tools/perf/arch/mips/util/perf_regs.c
index c0877c264d..6b1665f411 100644
--- a/tools/perf/arch/mips/util/perf_regs.c
+++ b/tools/perf/arch/mips/util/perf_regs.c
@@ -2,7 +2,7 @@
 #include "perf_regs.h"
 #include "../../util/perf_regs.h"
 
-const struct sample_reg sample_reg_masks[] = {
+static const struct sample_reg sample_reg_masks[] = {
 	SMPL_REG_END
 };
 
@@ -15,3 +15,8 @@ uint64_t arch__user_reg_mask(void)
 {
 	return PERF_REGS_MASK;
 }
+
+const struct sample_reg *arch__sample_reg_masks(void)
+{
+	return sample_reg_masks;
+}
diff --git a/tools/perf/arch/powerpc/Makefile b/tools/perf/arch/powerpc/Makefile
index 840ea0e592..bf6d323574 100644
--- a/tools/perf/arch/powerpc/Makefile
+++ b/tools/perf/arch/powerpc/Makefile
@@ -19,7 +19,7 @@ sysdef := $(sysprf)/syscall.tbl
 systbl := $(sysprf)/mksyscalltbl
 
 # Create output directory if not already present
-_dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)')
+$(shell [ -d '$(out)' ] || mkdir -p '$(out)')
 
 $(header64): $(sysdef) $(systbl)
 	$(Q)$(SHELL) '$(systbl)' '64' $(sysdef) > $@
diff --git a/tools/perf/arch/powerpc/util/Build b/tools/perf/arch/powerpc/util/Build
index 9889245c55..1d323f3a33 100644
--- a/tools/perf/arch/powerpc/util/Build
+++ b/tools/perf/arch/powerpc/util/Build
@@ -2,6 +2,7 @@ perf-y += header.o
 perf-$(CONFIG_LIBTRACEEVENT) += kvm-stat.o
 perf-y += perf_regs.o
 perf-y += mem-events.o
+perf-y += pmu.o
 perf-y += sym-handling.o
 perf-y += evsel.o
 perf-y += event.o
diff --git a/tools/perf/arch/powerpc/util/kvm-stat.c b/tools/perf/arch/powerpc/util/kvm-stat.c
index d9a0ac1cdf..c8357b571c 100644
--- a/tools/perf/arch/powerpc/util/kvm-stat.c
+++ b/tools/perf/arch/powerpc/util/kvm-stat.c
@@ -114,7 +114,7 @@ static int is_tracepoint_available(const char *str, struct evlist *evlist)
 
 	parse_events_error__init(&err);
 	ret = parse_events(evlist, str, &err);
-	if (err.str)
+	if (ret)
 		parse_events_error__print(&err, "tracepoint");
 	parse_events_error__exit(&err);
 	return ret;
diff --git a/tools/perf/arch/powerpc/util/mem-events.c b/tools/perf/arch/powerpc/util/mem-events.c
index 78b986e526..765d4a054b 100644
--- a/tools/perf/arch/powerpc/util/mem-events.c
+++ b/tools/perf/arch/powerpc/util/mem-events.c
@@ -1,12 +1,12 @@
 // SPDX-License-Identifier: GPL-2.0
-#include "map_symbol.h"
+#include "util/map_symbol.h"
+#include "util/mem-events.h"
 #include "mem-events.h"
 
-/* PowerPC does not support 'ldlat' parameter. */
-const char *perf_mem_events__name(int i, const char *pmu_name __maybe_unused)
-{
-	if (i == PERF_MEM_EVENTS__LOAD)
-		return "cpu/mem-loads/";
+#define E(t, n, s, l, a) { .tag = t, .name = n, .event_name = s, .ldlat = l, .aux_event = a }
 
-	return "cpu/mem-stores/";
-}
+struct perf_mem_event perf_mem_events_power[PERF_MEM_EVENTS__MAX] = {
+	E("ldlat-loads",	"%s/mem-loads/",	"mem-loads",	false,	0),
+	E("ldlat-stores",	"%s/mem-stores/",	"mem-stores",	false,	0),
+	E(NULL,			NULL,			NULL,		false,	0),
+};
diff --git a/tools/perf/arch/powerpc/util/mem-events.h b/tools/perf/arch/powerpc/util/mem-events.h
new file mode 100644
index 0000000000..6acc3d1b68
--- /dev/null
+++ b/tools/perf/arch/powerpc/util/mem-events.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _POWER_MEM_EVENTS_H
+#define _POWER_MEM_EVENTS_H
+
+extern struct perf_mem_event perf_mem_events_power[PERF_MEM_EVENTS__MAX];
+
+#endif /* _POWER_MEM_EVENTS_H */
diff --git a/tools/perf/arch/powerpc/util/perf_regs.c b/tools/perf/arch/powerpc/util/perf_regs.c
index b38aa056ee..e8e6e6fc6f 100644
--- a/tools/perf/arch/powerpc/util/perf_regs.c
+++ b/tools/perf/arch/powerpc/util/perf_regs.c
@@ -17,7 +17,7 @@
 #define PVR_POWER9		0x004E
 #define PVR_POWER10		0x0080
 
-const struct sample_reg sample_reg_masks[] = {
+static const struct sample_reg sample_reg_masks[] = {
 	SMPL_REG(r0, PERF_REG_POWERPC_R0),
 	SMPL_REG(r1, PERF_REG_POWERPC_R1),
 	SMPL_REG(r2, PERF_REG_POWERPC_R2),
@@ -232,3 +232,8 @@ uint64_t arch__user_reg_mask(void)
 {
 	return PERF_REGS_MASK;
 }
+
+const struct sample_reg *arch__sample_reg_masks(void)
+{
+	return sample_reg_masks;
+}
diff --git a/tools/perf/arch/powerpc/util/pmu.c b/tools/perf/arch/powerpc/util/pmu.c
new file mode 100644
index 0000000000..554675deef
--- /dev/null
+++ b/tools/perf/arch/powerpc/util/pmu.c
@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <string.h>
+
+#include "../../../util/pmu.h"
+#include "mem-events.h"
+
+void perf_pmu__arch_init(struct perf_pmu *pmu)
+{
+	if (pmu->is_core)
+		pmu->mem_events = perf_mem_events_power;
+}
diff --git a/tools/perf/arch/riscv/util/header.c b/tools/perf/arch/riscv/util/header.c
index 4a41856938..1b29030021 100644
--- a/tools/perf/arch/riscv/util/header.c
+++ b/tools/perf/arch/riscv/util/header.c
@@ -41,7 +41,7 @@ static char *_get_cpuid(void)
 	char *mimpid = NULL;
 	char *cpuid = NULL;
 	int read;
-	unsigned long line_sz;
+	size_t line_sz;
 	FILE *cpuinfo;
 
 	cpuinfo = fopen(CPUINFO, "r");
diff --git a/tools/perf/arch/riscv/util/perf_regs.c b/tools/perf/arch/riscv/util/perf_regs.c
index c0877c264d..6b1665f411 100644
--- a/tools/perf/arch/riscv/util/perf_regs.c
+++ b/tools/perf/arch/riscv/util/perf_regs.c
@@ -2,7 +2,7 @@
 #include "perf_regs.h"
 #include "../../util/perf_regs.h"
 
-const struct sample_reg sample_reg_masks[] = {
+static const struct sample_reg sample_reg_masks[] = {
 	SMPL_REG_END
 };
 
@@ -15,3 +15,8 @@ uint64_t arch__user_reg_mask(void)
 {
 	return PERF_REGS_MASK;
 }
+
+const struct sample_reg *arch__sample_reg_masks(void)
+{
+	return sample_reg_masks;
+}
diff --git a/tools/perf/arch/s390/Makefile b/tools/perf/arch/s390/Makefile
index 74bffbea03..56994e63b4 100644
--- a/tools/perf/arch/s390/Makefile
+++ b/tools/perf/arch/s390/Makefile
@@ -17,7 +17,7 @@ sysdef := $(sysprf)/syscall.tbl
 systbl := $(sysprf)/mksyscalltbl
 
 # Create output directory if not already present
-_dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)')
+$(shell [ -d '$(out)' ] || mkdir -p '$(out)')
 
 $(header): $(sysdef) $(systbl)
 	$(Q)$(SHELL) '$(systbl)' $(sysdef) > $@
diff --git a/tools/perf/arch/s390/util/perf_regs.c b/tools/perf/arch/s390/util/perf_regs.c
index c0877c264d..6b1665f411 100644
--- a/tools/perf/arch/s390/util/perf_regs.c
+++ b/tools/perf/arch/s390/util/perf_regs.c
@@ -2,7 +2,7 @@
 #include "perf_regs.h"
 #include "../../util/perf_regs.h"
 
-const struct sample_reg sample_reg_masks[] = {
+static const struct sample_reg sample_reg_masks[] = {
 	SMPL_REG_END
 };
 
@@ -15,3 +15,8 @@ uint64_t arch__user_reg_mask(void)
 {
 	return PERF_REGS_MASK;
 }
+
+const struct sample_reg *arch__sample_reg_masks(void)
+{
+	return sample_reg_masks;
+}
diff --git a/tools/perf/arch/x86/Makefile b/tools/perf/arch/x86/Makefile
index 5a9f9a7bf0..8952e00f9b 100644
--- a/tools/perf/arch/x86/Makefile
+++ b/tools/perf/arch/x86/Makefile
@@ -17,7 +17,7 @@ sys       := $(srctree)/tools/perf/arch/x86/entry/syscalls
 systbl    := $(sys)/syscalltbl.sh
 
 # Create output directory if not already present
-_dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)')
+$(shell [ -d '$(out)' ] || mkdir -p '$(out)')
 
 $(header): $(sys)/syscall_64.tbl $(systbl)
 	$(Q)$(SHELL) '$(systbl)' $(sys)/syscall_64.tbl 'x86_64' > $@
diff --git a/tools/perf/arch/x86/tests/dwarf-unwind.c b/tools/perf/arch/x86/tests/dwarf-unwind.c
index 5bfec3345d..c05c0a85da 100644
--- a/tools/perf/arch/x86/tests/dwarf-unwind.c
+++ b/tools/perf/arch/x86/tests/dwarf-unwind.c
@@ -34,6 +34,7 @@ static int sample_ustack(struct perf_sample *sample,
 	}
 
 	stack_size = map__end(map) - sp;
+	map__put(map);
 	stack_size = stack_size > STACK_SIZE ? STACK_SIZE : stack_size;
 
 	memcpy(buf, (void *) sp, stack_size);
diff --git a/tools/perf/arch/x86/tests/hybrid.c b/tools/perf/arch/x86/tests/hybrid.c
index 40f5d17fed..e221ea1041 100644
--- a/tools/perf/arch/x86/tests/hybrid.c
+++ b/tools/perf/arch/x86/tests/hybrid.c
@@ -259,11 +259,10 @@ static int test_event(const struct evlist_test *e)
 	parse_events_error__init(&err);
 	ret = parse_events(evlist, e->name, &err);
 	if (ret) {
-		pr_debug("failed to parse event '%s', err %d, str '%s'\n",
-			 e->name, ret, err.str);
+		pr_debug("failed to parse event '%s', err %d\n", e->name, ret);
 		parse_events_error__print(&err, e->name);
 		ret = TEST_FAIL;
-		if (strstr(err.str, "can't access trace events"))
+		if (parse_events_error__contains(&err, "can't access trace events"))
 			ret = TEST_SKIP;
 	} else {
 		ret = e->check(evlist);
diff --git a/tools/perf/arch/x86/util/mem-events.c b/tools/perf/arch/x86/util/mem-events.c
index 191b372f9a..62df03e91c 100644
--- a/tools/perf/arch/x86/util/mem-events.c
+++ b/tools/perf/arch/x86/util/mem-events.c
@@ -1,93 +1,28 @@
 // SPDX-License-Identifier: GPL-2.0
-#include "util/pmu.h"
-#include "util/pmus.h"
-#include "util/env.h"
-#include "map_symbol.h"
-#include "mem-events.h"
 #include "linux/string.h"
-#include "env.h"
+#include "util/map_symbol.h"
+#include "util/mem-events.h"
+#include "mem-events.h"
 
-static char mem_loads_name[100];
-static bool mem_loads_name__init;
-static char mem_stores_name[100];
 
 #define MEM_LOADS_AUX		0x8203
-#define MEM_LOADS_AUX_NAME     "{%s/mem-loads-aux/,%s/mem-loads,ldlat=%u/}:P"
 
-#define E(t, n, s) { .tag = t, .name = n, .sysfs_name = s }
+#define E(t, n, s, l, a) { .tag = t, .name = n, .event_name = s, .ldlat = l, .aux_event = a }
 
-static struct perf_mem_event perf_mem_events_intel[PERF_MEM_EVENTS__MAX] = {
-	E("ldlat-loads",	"%s/mem-loads,ldlat=%u/P",	"%s/events/mem-loads"),
-	E("ldlat-stores",	"%s/mem-stores/P",		"%s/events/mem-stores"),
-	E(NULL,			NULL,				NULL),
+struct perf_mem_event perf_mem_events_intel[PERF_MEM_EVENTS__MAX] = {
+	E("ldlat-loads",	"%s/mem-loads,ldlat=%u/P",	"mem-loads",	true,	0),
+	E("ldlat-stores",	"%s/mem-stores/P",		"mem-stores",	false,	0),
+	E(NULL,			NULL,				NULL,		false,	0),
 };
 
-static struct perf_mem_event perf_mem_events_amd[PERF_MEM_EVENTS__MAX] = {
-	E(NULL,		NULL,		NULL),
-	E(NULL,		NULL,		NULL),
-	E("mem-ldst",	"ibs_op//",	"ibs_op"),
+struct perf_mem_event perf_mem_events_intel_aux[PERF_MEM_EVENTS__MAX] = {
+	E("ldlat-loads",	"{%s/mem-loads-aux/,%s/mem-loads,ldlat=%u/}:P",	"mem-loads",	true,	MEM_LOADS_AUX),
+	E("ldlat-stores",	"%s/mem-stores/P",		"mem-stores",	false,	0),
+	E(NULL,			NULL,				NULL,		false,	0),
 };
 
-struct perf_mem_event *perf_mem_events__ptr(int i)
-{
-	if (i >= PERF_MEM_EVENTS__MAX)
-		return NULL;
-
-	if (x86__is_amd_cpu())
-		return &perf_mem_events_amd[i];
-
-	return &perf_mem_events_intel[i];
-}
-
-bool is_mem_loads_aux_event(struct evsel *leader)
-{
-	struct perf_pmu *pmu = perf_pmus__find("cpu");
-
-	if (!pmu)
-		pmu = perf_pmus__find("cpu_core");
-
-	if (pmu && !perf_pmu__have_event(pmu, "mem-loads-aux"))
-		return false;
-
-	return leader->core.attr.config == MEM_LOADS_AUX;
-}
-
-const char *perf_mem_events__name(int i, const char *pmu_name)
-{
-	struct perf_mem_event *e = perf_mem_events__ptr(i);
-
-	if (!e)
-		return NULL;
-
-	if (i == PERF_MEM_EVENTS__LOAD) {
-		if (mem_loads_name__init && !pmu_name)
-			return mem_loads_name;
-
-		if (!pmu_name) {
-			mem_loads_name__init = true;
-			pmu_name = "cpu";
-		}
-
-		if (perf_pmus__have_event(pmu_name, "mem-loads-aux")) {
-			scnprintf(mem_loads_name, sizeof(mem_loads_name),
-				  MEM_LOADS_AUX_NAME, pmu_name, pmu_name,
-				  perf_mem_events__loads_ldlat);
-		} else {
-			scnprintf(mem_loads_name, sizeof(mem_loads_name),
-				  e->name, pmu_name,
-				  perf_mem_events__loads_ldlat);
-		}
-		return mem_loads_name;
-	}
-
-	if (i == PERF_MEM_EVENTS__STORE) {
-		if (!pmu_name)
-			pmu_name = "cpu";
-
-		scnprintf(mem_stores_name, sizeof(mem_stores_name),
-			  e->name, pmu_name);
-		return mem_stores_name;
-	}
-
-	return e->name;
-}
+struct perf_mem_event perf_mem_events_amd[PERF_MEM_EVENTS__MAX] = {
+	E(NULL,		NULL,		NULL,	false,	0),
+	E(NULL,		NULL,		NULL,	false,	0),
+	E("mem-ldst",	"%s//",		NULL,	false,	0),
+};
diff --git a/tools/perf/arch/x86/util/mem-events.h b/tools/perf/arch/x86/util/mem-events.h
new file mode 100644
index 0000000000..f55c8d3b7d
--- /dev/null
+++ b/tools/perf/arch/x86/util/mem-events.h
@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _X86_MEM_EVENTS_H
+#define _X86_MEM_EVENTS_H
+
+extern struct perf_mem_event perf_mem_events_intel[PERF_MEM_EVENTS__MAX];
+extern struct perf_mem_event perf_mem_events_intel_aux[PERF_MEM_EVENTS__MAX];
+
+extern struct perf_mem_event perf_mem_events_amd[PERF_MEM_EVENTS__MAX];
+
+#endif /* _X86_MEM_EVENTS_H */
diff --git a/tools/perf/arch/x86/util/perf_regs.c b/tools/perf/arch/x86/util/perf_regs.c
index b813502a27..12fd93f048 100644
--- a/tools/perf/arch/x86/util/perf_regs.c
+++ b/tools/perf/arch/x86/util/perf_regs.c
@@ -13,7 +13,7 @@
 #include "../../../util/pmu.h"
 #include "../../../util/pmus.h"
 
-const struct sample_reg sample_reg_masks[] = {
+static const struct sample_reg sample_reg_masks[] = {
 	SMPL_REG(AX, PERF_REG_X86_AX),
 	SMPL_REG(BX, PERF_REG_X86_BX),
 	SMPL_REG(CX, PERF_REG_X86_CX),
@@ -276,6 +276,11 @@ int arch_sdt_arg_parse_op(char *old_op, char **new_op)
 	return SDT_ARG_VALID;
 }
 
+const struct sample_reg *arch__sample_reg_masks(void)
+{
+	return sample_reg_masks;
+}
+
 uint64_t arch__intr_reg_mask(void)
 {
 	struct perf_event_attr attr = {
diff --git a/tools/perf/arch/x86/util/pmu.c b/tools/perf/arch/x86/util/pmu.c
index 469555ae9b..c3d89d6ba1 100644
--- a/tools/perf/arch/x86/util/pmu.c
+++ b/tools/perf/arch/x86/util/pmu.c
@@ -15,6 +15,7 @@
 #include "../../../util/pmu.h"
 #include "../../../util/fncache.h"
 #include "../../../util/pmus.h"
+#include "mem-events.h"
 #include "env.h"
 
 void perf_pmu__arch_init(struct perf_pmu *pmu __maybe_unused)
@@ -30,14 +31,14 @@ void perf_pmu__arch_init(struct perf_pmu *pmu __maybe_unused)
 		pmu->selectable = true;
 	}
 #endif
-}
-
-int perf_pmus__num_mem_pmus(void)
-{
-	/* AMD uses IBS OP pmu and not a core PMU for perf mem/c2c */
-	if (x86__is_amd_cpu())
-		return 1;
 
-	/* Intel uses core pmus for perf mem/c2c */
-	return perf_pmus__num_core_pmus();
+	if (x86__is_amd_cpu()) {
+		if (!strcmp(pmu->name, "ibs_op"))
+			pmu->mem_events = perf_mem_events_amd;
+	} else if (pmu->is_core) {
+		if (perf_pmu__have_event(pmu, "mem-loads-aux"))
+			pmu->mem_events = perf_mem_events_intel_aux;
+		else
+			pmu->mem_events = perf_mem_events_intel;
+	}
 }
diff --git a/tools/perf/arch/x86/util/tsc.c b/tools/perf/arch/x86/util/tsc.c
index 9b99f48b92..e2d6cfe210 100644
--- a/tools/perf/arch/x86/util/tsc.c
+++ b/tools/perf/arch/x86/util/tsc.c
@@ -33,7 +33,7 @@ static double cpuinfo_tsc_freq(void)
 
 	cpuinfo = fopen("/proc/cpuinfo", "r");
 	if (!cpuinfo) {
-		pr_err("Failed to read /proc/cpuinfo for TSC frequency");
+		pr_err("Failed to read /proc/cpuinfo for TSC frequency\n");
 		return NAN;
 	}
 	while (getline(&line, &len, cpuinfo) > 0) {
@@ -48,7 +48,7 @@ static double cpuinfo_tsc_freq(void)
 	}
 out:
 	if (fpclassify(result) == FP_ZERO)
-		pr_err("Failed to find TSC frequency in /proc/cpuinfo");
+		pr_err("Failed to find TSC frequency in /proc/cpuinfo\n");
 
 	free(line);
 	fclose(cpuinfo);
-- 
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