X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=tools%2Fperf%2Futil%2Fevsel.c;h=85825384f9e887d2228af7930bfb78081587912b;hb=2268419e4c9559ec1e80ee7ae7bd54f8976234cb;hp=52459dd5ad0cfc8fbfe7ee7966b09cfb39ec7ced;hpb=6075a130fb914c57d3dd62ee14e310ff61d461ef;p=linux-2.6-microblaze.git

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 52459dd5ad0c..85825384f9e8 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -22,9 +22,12 @@
 #include <sys/resource.h>
 #include <sys/types.h>
 #include <dirent.h>
+#include <stdlib.h>
+#include <perf/evsel.h>
 #include "asm/bug.h"
 #include "callchain.h"
 #include "cgroup.h"
+#include "counts.h"
 #include "event.h"
 #include "evsel.h"
 #include "evlist.h"
@@ -32,12 +35,16 @@
 #include "thread_map.h"
 #include "target.h"
 #include "perf_regs.h"
+#include "record.h"
 #include "debug.h"
 #include "trace-event.h"
 #include "stat.h"
 #include "string2.h"
 #include "memswap.h"
+#include "util.h"
+#include "../perf-sys.h"
 #include "util/parse-branch-options.h"
+#include <internal/xyarray.h>
 
 #include <linux/ctype.h>
 
@@ -45,30 +52,30 @@ struct perf_missing_features perf_missing_features;
 
 static clockid_t clockid;
 
-static int perf_evsel__no_extra_init(struct perf_evsel *evsel __maybe_unused)
+static int perf_evsel__no_extra_init(struct evsel *evsel __maybe_unused)
 {
 	return 0;
 }
 
 void __weak test_attr__ready(void) { }
 
-static void perf_evsel__no_extra_fini(struct perf_evsel *evsel __maybe_unused)
+static void perf_evsel__no_extra_fini(struct evsel *evsel __maybe_unused)
 {
 }
 
 static struct {
 	size_t	size;
-	int	(*init)(struct perf_evsel *evsel);
-	void	(*fini)(struct perf_evsel *evsel);
+	int	(*init)(struct evsel *evsel);
+	void	(*fini)(struct evsel *evsel);
 } perf_evsel__object = {
-	.size = sizeof(struct perf_evsel),
+	.size = sizeof(struct evsel),
 	.init = perf_evsel__no_extra_init,
 	.fini = perf_evsel__no_extra_fini,
 };
 
 int perf_evsel__object_config(size_t object_size,
-			      int (*init)(struct perf_evsel *evsel),
-			      void (*fini)(struct perf_evsel *evsel))
+			      int (*init)(struct evsel *evsel),
+			      void (*fini)(struct evsel *evsel))
 {
 
 	if (object_size == 0)
@@ -89,7 +96,7 @@ set_methods:
 	return 0;
 }
 
-#define FD(e, x, y) (*(int *)xyarray__entry(e->fd, x, y))
+#define FD(e, x, y) (*(int *)xyarray__entry(e->core.fd, x, y))
 
 int __perf_evsel__sample_size(u64 sample_type)
 {
@@ -113,7 +120,7 @@ int __perf_evsel__sample_size(u64 sample_type)
  *
  * This function returns the position of the event id (PERF_SAMPLE_ID or
  * PERF_SAMPLE_IDENTIFIER) in a sample event i.e. in the array of struct
- * sample_event.
+ * perf_record_sample.
  */
 static int __perf_evsel__calc_id_pos(u64 sample_type)
 {
@@ -167,33 +174,33 @@ static int __perf_evsel__calc_is_pos(u64 sample_type)
 	return idx;
 }
 
-void perf_evsel__calc_id_pos(struct perf_evsel *evsel)
+void perf_evsel__calc_id_pos(struct evsel *evsel)
 {
-	evsel->id_pos = __perf_evsel__calc_id_pos(evsel->attr.sample_type);
-	evsel->is_pos = __perf_evsel__calc_is_pos(evsel->attr.sample_type);
+	evsel->id_pos = __perf_evsel__calc_id_pos(evsel->core.attr.sample_type);
+	evsel->is_pos = __perf_evsel__calc_is_pos(evsel->core.attr.sample_type);
 }
 
-void __perf_evsel__set_sample_bit(struct perf_evsel *evsel,
+void __perf_evsel__set_sample_bit(struct evsel *evsel,
 				  enum perf_event_sample_format bit)
 {
-	if (!(evsel->attr.sample_type & bit)) {
-		evsel->attr.sample_type |= bit;
+	if (!(evsel->core.attr.sample_type & bit)) {
+		evsel->core.attr.sample_type |= bit;
 		evsel->sample_size += sizeof(u64);
 		perf_evsel__calc_id_pos(evsel);
 	}
 }
 
-void __perf_evsel__reset_sample_bit(struct perf_evsel *evsel,
+void __perf_evsel__reset_sample_bit(struct evsel *evsel,
 				    enum perf_event_sample_format bit)
 {
-	if (evsel->attr.sample_type & bit) {
-		evsel->attr.sample_type &= ~bit;
+	if (evsel->core.attr.sample_type & bit) {
+		evsel->core.attr.sample_type &= ~bit;
 		evsel->sample_size -= sizeof(u64);
 		perf_evsel__calc_id_pos(evsel);
 	}
 }
 
-void perf_evsel__set_sample_id(struct perf_evsel *evsel,
+void perf_evsel__set_sample_id(struct evsel *evsel,
 			       bool can_sample_identifier)
 {
 	if (can_sample_identifier) {
@@ -202,7 +209,7 @@ void perf_evsel__set_sample_id(struct perf_evsel *evsel,
 	} else {
 		perf_evsel__set_sample_bit(evsel, ID);
 	}
-	evsel->attr.read_format |= PERF_FORMAT_ID;
+	evsel->core.attr.read_format |= PERF_FORMAT_ID;
 }
 
 /**
@@ -213,7 +220,7 @@ void perf_evsel__set_sample_id(struct perf_evsel *evsel,
  *
  * Return %true if event is function trace event
  */
-bool perf_evsel__is_function_event(struct perf_evsel *evsel)
+bool perf_evsel__is_function_event(struct evsel *evsel)
 {
 #define FUNCTION_EVENT "ftrace:function"
 
@@ -223,19 +230,19 @@ bool perf_evsel__is_function_event(struct perf_evsel *evsel)
 #undef FUNCTION_EVENT
 }
 
-void perf_evsel__init(struct perf_evsel *evsel,
-		      struct perf_event_attr *attr, int idx)
+void evsel__init(struct evsel *evsel,
+		 struct perf_event_attr *attr, int idx)
 {
+	perf_evsel__init(&evsel->core, attr);
 	evsel->idx	   = idx;
 	evsel->tracking	   = !idx;
-	evsel->attr	   = *attr;
 	evsel->leader	   = evsel;
 	evsel->unit	   = "";
 	evsel->scale	   = 1.0;
 	evsel->max_events  = ULONG_MAX;
 	evsel->evlist	   = NULL;
+	evsel->bpf_obj	   = NULL;
 	evsel->bpf_fd	   = -1;
-	INIT_LIST_HEAD(&evsel->node);
 	INIT_LIST_HEAD(&evsel->config_terms);
 	perf_evsel__object.init(evsel);
 	evsel->sample_size = __perf_evsel__sample_size(attr->sample_type);
@@ -248,18 +255,18 @@ void perf_evsel__init(struct perf_evsel *evsel,
 	evsel->pmu_name      = NULL;
 }
 
-struct perf_evsel *perf_evsel__new_idx(struct perf_event_attr *attr, int idx)
+struct evsel *perf_evsel__new_idx(struct perf_event_attr *attr, int idx)
 {
-	struct perf_evsel *evsel = zalloc(perf_evsel__object.size);
+	struct evsel *evsel = zalloc(perf_evsel__object.size);
 
 	if (!evsel)
 		return NULL;
-	perf_evsel__init(evsel, attr, idx);
+	evsel__init(evsel, attr, idx);
 
 	if (perf_evsel__is_bpf_output(evsel)) {
-		evsel->attr.sample_type |= (PERF_SAMPLE_RAW | PERF_SAMPLE_TIME |
+		evsel->core.attr.sample_type |= (PERF_SAMPLE_RAW | PERF_SAMPLE_TIME |
 					    PERF_SAMPLE_CPU | PERF_SAMPLE_PERIOD),
-		evsel->attr.sample_period = 1;
+		evsel->core.attr.sample_period = 1;
 	}
 
 	if (perf_evsel__is_clock(evsel)) {
@@ -278,17 +285,17 @@ struct perf_evsel *perf_evsel__new_idx(struct perf_event_attr *attr, int idx)
 
 static bool perf_event_can_profile_kernel(void)
 {
-	return geteuid() == 0 || perf_event_paranoid() == -1;
+	return perf_event_paranoid_check(1);
 }
 
-struct perf_evsel *perf_evsel__new_cycles(bool precise)
+struct evsel *perf_evsel__new_cycles(bool precise)
 {
 	struct perf_event_attr attr = {
 		.type	= PERF_TYPE_HARDWARE,
 		.config	= PERF_COUNT_HW_CPU_CYCLES,
 		.exclude_kernel	= !perf_event_can_profile_kernel(),
 	};
-	struct perf_evsel *evsel;
+	struct evsel *evsel;
 
 	event_attr_init(&attr);
 
@@ -300,7 +307,7 @@ struct perf_evsel *perf_evsel__new_cycles(bool precise)
 	 * to kick in when we return and before perf_evsel__open() is called.
 	 */
 new_event:
-	evsel = perf_evsel__new(&attr);
+	evsel = evsel__new(&attr);
 	if (evsel == NULL)
 		goto out;
 
@@ -315,7 +322,7 @@ new_event:
 out:
 	return evsel;
 error_free:
-	perf_evsel__delete(evsel);
+	evsel__delete(evsel);
 	evsel = NULL;
 	goto out;
 }
@@ -323,9 +330,9 @@ error_free:
 /*
  * Returns pointer with encoded error via <linux/err.h> interface.
  */
-struct perf_evsel *perf_evsel__newtp_idx(const char *sys, const char *name, int idx)
+struct evsel *perf_evsel__newtp_idx(const char *sys, const char *name, int idx)
 {
-	struct perf_evsel *evsel = zalloc(perf_evsel__object.size);
+	struct evsel *evsel = zalloc(perf_evsel__object.size);
 	int err = -ENOMEM;
 
 	if (evsel == NULL) {
@@ -349,7 +356,7 @@ struct perf_evsel *perf_evsel__newtp_idx(const char *sys, const char *name, int
 		event_attr_init(&attr);
 		attr.config = evsel->tp_format->id;
 		attr.sample_period = 1;
-		perf_evsel__init(evsel, &attr, idx);
+		evsel__init(evsel, &attr, idx);
 	}
 
 	return evsel;
@@ -382,10 +389,10 @@ static const char *__perf_evsel__hw_name(u64 config)
 	return "unknown-hardware";
 }
 
-static int perf_evsel__add_modifiers(struct perf_evsel *evsel, char *bf, size_t size)
+static int perf_evsel__add_modifiers(struct evsel *evsel, char *bf, size_t size)
 {
 	int colon = 0, r = 0;
-	struct perf_event_attr *attr = &evsel->attr;
+	struct perf_event_attr *attr = &evsel->core.attr;
 	bool exclude_guest_default = false;
 
 #define MOD_PRINT(context, mod)	do {					\
@@ -418,9 +425,9 @@ static int perf_evsel__add_modifiers(struct perf_evsel *evsel, char *bf, size_t
 	return r;
 }
 
-static int perf_evsel__hw_name(struct perf_evsel *evsel, char *bf, size_t size)
+static int perf_evsel__hw_name(struct evsel *evsel, char *bf, size_t size)
 {
-	int r = scnprintf(bf, size, "%s", __perf_evsel__hw_name(evsel->attr.config));
+	int r = scnprintf(bf, size, "%s", __perf_evsel__hw_name(evsel->core.attr.config));
 	return r + perf_evsel__add_modifiers(evsel, bf + r, size - r);
 }
 
@@ -444,9 +451,9 @@ static const char *__perf_evsel__sw_name(u64 config)
 	return "unknown-software";
 }
 
-static int perf_evsel__sw_name(struct perf_evsel *evsel, char *bf, size_t size)
+static int perf_evsel__sw_name(struct evsel *evsel, char *bf, size_t size)
 {
-	int r = scnprintf(bf, size, "%s", __perf_evsel__sw_name(evsel->attr.config));
+	int r = scnprintf(bf, size, "%s", __perf_evsel__sw_name(evsel->core.attr.config));
 	return r + perf_evsel__add_modifiers(evsel, bf + r, size - r);
 }
 
@@ -468,9 +475,9 @@ static int __perf_evsel__bp_name(char *bf, size_t size, u64 addr, u64 type)
 	return r;
 }
 
-static int perf_evsel__bp_name(struct perf_evsel *evsel, char *bf, size_t size)
+static int perf_evsel__bp_name(struct evsel *evsel, char *bf, size_t size)
 {
-	struct perf_event_attr *attr = &evsel->attr;
+	struct perf_event_attr *attr = &evsel->core.attr;
 	int r = __perf_evsel__bp_name(bf, size, attr->bp_addr, attr->bp_type);
 	return r + perf_evsel__add_modifiers(evsel, bf + r, size - r);
 }
@@ -568,15 +575,15 @@ out_err:
 	return scnprintf(bf, size, "%s", err);
 }
 
-static int perf_evsel__hw_cache_name(struct perf_evsel *evsel, char *bf, size_t size)
+static int perf_evsel__hw_cache_name(struct evsel *evsel, char *bf, size_t size)
 {
-	int ret = __perf_evsel__hw_cache_name(evsel->attr.config, bf, size);
+	int ret = __perf_evsel__hw_cache_name(evsel->core.attr.config, bf, size);
 	return ret + perf_evsel__add_modifiers(evsel, bf + ret, size - ret);
 }
 
-static int perf_evsel__raw_name(struct perf_evsel *evsel, char *bf, size_t size)
+static int perf_evsel__raw_name(struct evsel *evsel, char *bf, size_t size)
 {
-	int ret = scnprintf(bf, size, "raw 0x%" PRIx64, evsel->attr.config);
+	int ret = scnprintf(bf, size, "raw 0x%" PRIx64, evsel->core.attr.config);
 	return ret + perf_evsel__add_modifiers(evsel, bf + ret, size - ret);
 }
 
@@ -586,7 +593,7 @@ static int perf_evsel__tool_name(char *bf, size_t size)
 	return ret;
 }
 
-const char *perf_evsel__name(struct perf_evsel *evsel)
+const char *perf_evsel__name(struct evsel *evsel)
 {
 	char bf[128];
 
@@ -596,7 +603,7 @@ const char *perf_evsel__name(struct perf_evsel *evsel)
 	if (evsel->name)
 		return evsel->name;
 
-	switch (evsel->attr.type) {
+	switch (evsel->core.attr.type) {
 	case PERF_TYPE_RAW:
 		perf_evsel__raw_name(evsel, bf, sizeof(bf));
 		break;
@@ -626,7 +633,7 @@ const char *perf_evsel__name(struct perf_evsel *evsel)
 
 	default:
 		scnprintf(bf, sizeof(bf), "unknown attr type: %d",
-			  evsel->attr.type);
+			  evsel->core.attr.type);
 		break;
 	}
 
@@ -638,7 +645,7 @@ out_unknown:
 	return "unknown";
 }
 
-const char *perf_evsel__group_name(struct perf_evsel *evsel)
+const char *perf_evsel__group_name(struct evsel *evsel)
 {
 	return evsel->group_name ?: "anon group";
 }
@@ -653,10 +660,10 @@ const char *perf_evsel__group_name(struct perf_evsel *evsel)
  *  For record -e 'cycles,instructions' and report --group
  *    'cycles:u, instructions:u'
  */
-int perf_evsel__group_desc(struct perf_evsel *evsel, char *buf, size_t size)
+int perf_evsel__group_desc(struct evsel *evsel, char *buf, size_t size)
 {
 	int ret = 0;
-	struct perf_evsel *pos;
+	struct evsel *pos;
 	const char *group_name = perf_evsel__group_name(evsel);
 
 	if (!evsel->forced_leader)
@@ -675,12 +682,12 @@ int perf_evsel__group_desc(struct perf_evsel *evsel, char *buf, size_t size)
 	return ret;
 }
 
-static void __perf_evsel__config_callchain(struct perf_evsel *evsel,
+static void __perf_evsel__config_callchain(struct evsel *evsel,
 					   struct record_opts *opts,
 					   struct callchain_param *param)
 {
 	bool function = perf_evsel__is_function_event(evsel);
-	struct perf_event_attr *attr = &evsel->attr;
+	struct perf_event_attr *attr = &evsel->core.attr;
 
 	perf_evsel__set_sample_bit(evsel, CALLCHAIN);
 
@@ -734,7 +741,7 @@ static void __perf_evsel__config_callchain(struct perf_evsel *evsel,
 	}
 }
 
-void perf_evsel__config_callchain(struct perf_evsel *evsel,
+void perf_evsel__config_callchain(struct evsel *evsel,
 				  struct record_opts *opts,
 				  struct callchain_param *param)
 {
@@ -743,10 +750,10 @@ void perf_evsel__config_callchain(struct perf_evsel *evsel,
 }
 
 static void
-perf_evsel__reset_callgraph(struct perf_evsel *evsel,
+perf_evsel__reset_callgraph(struct evsel *evsel,
 			    struct callchain_param *param)
 {
-	struct perf_event_attr *attr = &evsel->attr;
+	struct perf_event_attr *attr = &evsel->core.attr;
 
 	perf_evsel__reset_sample_bit(evsel, CALLCHAIN);
 	if (param->record_mode == CALLCHAIN_LBR) {
@@ -760,12 +767,12 @@ perf_evsel__reset_callgraph(struct perf_evsel *evsel,
 	}
 }
 
-static void apply_config_terms(struct perf_evsel *evsel,
+static void apply_config_terms(struct evsel *evsel,
 			       struct record_opts *opts, bool track)
 {
 	struct perf_evsel_config_term *term;
 	struct list_head *config_terms = &evsel->config_terms;
-	struct perf_event_attr *attr = &evsel->attr;
+	struct perf_event_attr *attr = &evsel->core.attr;
 	/* callgraph default */
 	struct callchain_param param = {
 		.record_mode = callchain_param.record_mode,
@@ -832,6 +839,9 @@ static void apply_config_terms(struct perf_evsel *evsel,
 			break;
 		case PERF_EVSEL__CONFIG_TERM_PERCORE:
 			break;
+		case PERF_EVSEL__CONFIG_TERM_AUX_OUTPUT:
+			attr->aux_output = term->val.aux_output ? 1 : 0;
+			break;
 		default:
 			break;
 		}
@@ -878,17 +888,17 @@ static void apply_config_terms(struct perf_evsel *evsel,
 			if (sample_address) {
 				perf_evsel__set_sample_bit(evsel, ADDR);
 				perf_evsel__set_sample_bit(evsel, DATA_SRC);
-				evsel->attr.mmap_data = track;
+				evsel->core.attr.mmap_data = track;
 			}
 			perf_evsel__config_callchain(evsel, opts, &param);
 		}
 	}
 }
 
-static bool is_dummy_event(struct perf_evsel *evsel)
+static bool is_dummy_event(struct evsel *evsel)
 {
-	return (evsel->attr.type == PERF_TYPE_SOFTWARE) &&
-	       (evsel->attr.config == PERF_COUNT_SW_DUMMY);
+	return (evsel->core.attr.type == PERF_TYPE_SOFTWARE) &&
+	       (evsel->core.attr.config == PERF_COUNT_SW_DUMMY);
 }
 
 /*
@@ -919,11 +929,11 @@ static bool is_dummy_event(struct perf_evsel *evsel)
  *     enable/disable events specifically, as there's no
  *     initial traced exec call.
  */
-void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts,
+void perf_evsel__config(struct evsel *evsel, struct record_opts *opts,
 			struct callchain_param *callchain)
 {
-	struct perf_evsel *leader = evsel->leader;
-	struct perf_event_attr *attr = &evsel->attr;
+	struct evsel *leader = evsel->leader;
+	struct perf_event_attr *attr = &evsel->core.attr;
 	int track = evsel->tracking;
 	bool per_cpu = opts->target.default_per_cpu && !opts->target.per_thread;
 
@@ -947,7 +957,7 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts,
 		 * Apply group format only if we belong to group
 		 * with more than one members.
 		 */
-		if (leader->nr_members > 1) {
+		if (leader->core.nr_members > 1) {
 			attr->read_format |= PERF_FORMAT_GROUP;
 			attr->inherit = 0;
 		}
@@ -984,14 +994,14 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts,
 		 * event to follow the master sample_type to ease up
 		 * report.
 		 */
-		attr->sample_type = leader->attr.sample_type;
+		attr->sample_type = leader->core.attr.sample_type;
 	}
 
 	if (opts->no_samples)
 		attr->sample_freq = 0;
 
 	if (opts->inherit_stat) {
-		evsel->attr.read_format |=
+		evsel->core.attr.read_format |=
 			PERF_FORMAT_TOTAL_TIME_ENABLED |
 			PERF_FORMAT_TOTAL_TIME_RUNNING |
 			PERF_FORMAT_ID;
@@ -1009,7 +1019,7 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts,
 	 * fault handler and its overall trickiness nature.
 	 */
 	if (perf_evsel__is_function_event(evsel))
-		evsel->attr.exclude_callchain_user = 1;
+		evsel->core.attr.exclude_callchain_user = 1;
 
 	if (callchain && callchain->enabled && !evsel->no_aux_samples)
 		perf_evsel__config_callchain(evsel, opts, callchain);
@@ -1065,8 +1075,7 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts,
 	attr->mmap2 = track && !perf_missing_features.mmap2;
 	attr->comm  = track;
 	attr->ksymbol = track && !perf_missing_features.ksymbol;
-	attr->bpf_event = track && !opts->no_bpf_event &&
-		!perf_missing_features.bpf_event;
+	attr->bpf_event = track && !opts->no_bpf_event && !perf_missing_features.bpf;
 
 	if (opts->record_namespaces)
 		attr->namespaces  = track;
@@ -1078,7 +1087,7 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts,
 		perf_evsel__set_sample_bit(evsel, TRANSACTION);
 
 	if (opts->running_time) {
-		evsel->attr.read_format |=
+		evsel->core.attr.read_format |=
 			PERF_FORMAT_TOTAL_TIME_ENABLED |
 			PERF_FORMAT_TOTAL_TIME_RUNNING;
 	}
@@ -1124,8 +1133,8 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts,
 		attr->exclude_user   = 1;
 	}
 
-	if (evsel->own_cpus || evsel->unit)
-		evsel->attr.read_format |= PERF_FORMAT_ID;
+	if (evsel->core.own_cpus || evsel->unit)
+		evsel->core.attr.read_format |= PERF_FORMAT_ID;
 
 	/*
 	 * Apply event specific term settings,
@@ -1152,48 +1161,7 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts,
 		perf_evsel__reset_sample_bit(evsel, BRANCH_STACK);
 }
 
-static int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads)
-{
-	evsel->fd = xyarray__new(ncpus, nthreads, sizeof(int));
-
-	if (evsel->fd) {
-		int cpu, thread;
-		for (cpu = 0; cpu < ncpus; cpu++) {
-			for (thread = 0; thread < nthreads; thread++) {
-				FD(evsel, cpu, thread) = -1;
-			}
-		}
-	}
-
-	return evsel->fd != NULL ? 0 : -ENOMEM;
-}
-
-static int perf_evsel__run_ioctl(struct perf_evsel *evsel,
-			  int ioc,  void *arg)
-{
-	int cpu, thread;
-
-	for (cpu = 0; cpu < xyarray__max_x(evsel->fd); cpu++) {
-		for (thread = 0; thread < xyarray__max_y(evsel->fd); thread++) {
-			int fd = FD(evsel, cpu, thread),
-			    err = ioctl(fd, ioc, arg);
-
-			if (err)
-				return err;
-		}
-	}
-
-	return 0;
-}
-
-int perf_evsel__apply_filter(struct perf_evsel *evsel, const char *filter)
-{
-	return perf_evsel__run_ioctl(evsel,
-				     PERF_EVENT_IOC_SET_FILTER,
-				     (void *)filter);
-}
-
-int perf_evsel__set_filter(struct perf_evsel *evsel, const char *filter)
+int perf_evsel__set_filter(struct evsel *evsel, const char *filter)
 {
 	char *new_filter = strdup(filter);
 
@@ -1206,7 +1174,7 @@ int perf_evsel__set_filter(struct perf_evsel *evsel, const char *filter)
 	return -1;
 }
 
-static int perf_evsel__append_filter(struct perf_evsel *evsel,
+static int perf_evsel__append_filter(struct evsel *evsel,
 				     const char *fmt, const char *filter)
 {
 	char *new_filter;
@@ -1223,19 +1191,19 @@ static int perf_evsel__append_filter(struct perf_evsel *evsel,
 	return -1;
 }
 
-int perf_evsel__append_tp_filter(struct perf_evsel *evsel, const char *filter)
+int perf_evsel__append_tp_filter(struct evsel *evsel, const char *filter)
 {
 	return perf_evsel__append_filter(evsel, "(%s) && (%s)", filter);
 }
 
-int perf_evsel__append_addr_filter(struct perf_evsel *evsel, const char *filter)
+int perf_evsel__append_addr_filter(struct evsel *evsel, const char *filter)
 {
 	return perf_evsel__append_filter(evsel, "%s,%s", filter);
 }
 
-int perf_evsel__enable(struct perf_evsel *evsel)
+int evsel__enable(struct evsel *evsel)
 {
-	int err = perf_evsel__run_ioctl(evsel, PERF_EVENT_IOC_ENABLE, 0);
+	int err = perf_evsel__enable(&evsel->core);
 
 	if (!err)
 		evsel->disabled = false;
@@ -1243,9 +1211,9 @@ int perf_evsel__enable(struct perf_evsel *evsel)
 	return err;
 }
 
-int perf_evsel__disable(struct perf_evsel *evsel)
+int evsel__disable(struct evsel *evsel)
 {
-	int err = perf_evsel__run_ioctl(evsel, PERF_EVENT_IOC_DISABLE, 0);
+	int err = perf_evsel__disable(&evsel->core);
 	/*
 	 * We mark it disabled here so that tools that disable a event can
 	 * ignore events after they disable it. I.e. the ring buffer may have
@@ -1258,7 +1226,7 @@ int perf_evsel__disable(struct perf_evsel *evsel)
 	return err;
 }
 
-int perf_evsel__alloc_id(struct perf_evsel *evsel, int ncpus, int nthreads)
+int perf_evsel__alloc_id(struct evsel *evsel, int ncpus, int nthreads)
 {
 	if (ncpus == 0 || nthreads == 0)
 		return 0;
@@ -1280,13 +1248,7 @@ int perf_evsel__alloc_id(struct perf_evsel *evsel, int ncpus, int nthreads)
 	return 0;
 }
 
-static void perf_evsel__free_fd(struct perf_evsel *evsel)
-{
-	xyarray__delete(evsel->fd);
-	evsel->fd = NULL;
-}
-
-static void perf_evsel__free_id(struct perf_evsel *evsel)
+static void perf_evsel__free_id(struct evsel *evsel)
 {
 	xyarray__delete(evsel->sample_id);
 	evsel->sample_id = NULL;
@@ -1294,7 +1256,7 @@ static void perf_evsel__free_id(struct perf_evsel *evsel)
 	evsel->ids = 0;
 }
 
-static void perf_evsel__free_config_terms(struct perf_evsel *evsel)
+static void perf_evsel__free_config_terms(struct evsel *evsel)
 {
 	struct perf_evsel_config_term *term, *h;
 
@@ -1304,41 +1266,30 @@ static void perf_evsel__free_config_terms(struct perf_evsel *evsel)
 	}
 }
 
-void perf_evsel__close_fd(struct perf_evsel *evsel)
+void perf_evsel__exit(struct evsel *evsel)
 {
-	int cpu, thread;
-
-	for (cpu = 0; cpu < xyarray__max_x(evsel->fd); cpu++)
-		for (thread = 0; thread < xyarray__max_y(evsel->fd); ++thread) {
-			close(FD(evsel, cpu, thread));
-			FD(evsel, cpu, thread) = -1;
-		}
-}
-
-void perf_evsel__exit(struct perf_evsel *evsel)
-{
-	assert(list_empty(&evsel->node));
+	assert(list_empty(&evsel->core.node));
 	assert(evsel->evlist == NULL);
 	perf_evsel__free_counts(evsel);
-	perf_evsel__free_fd(evsel);
+	perf_evsel__free_fd(&evsel->core);
 	perf_evsel__free_id(evsel);
 	perf_evsel__free_config_terms(evsel);
 	cgroup__put(evsel->cgrp);
-	cpu_map__put(evsel->cpus);
-	cpu_map__put(evsel->own_cpus);
-	thread_map__put(evsel->threads);
+	perf_cpu_map__put(evsel->core.cpus);
+	perf_cpu_map__put(evsel->core.own_cpus);
+	perf_thread_map__put(evsel->core.threads);
 	zfree(&evsel->group_name);
 	zfree(&evsel->name);
 	perf_evsel__object.fini(evsel);
 }
 
-void perf_evsel__delete(struct perf_evsel *evsel)
+void evsel__delete(struct evsel *evsel)
 {
 	perf_evsel__exit(evsel);
 	free(evsel);
 }
 
-void perf_evsel__compute_deltas(struct perf_evsel *evsel, int cpu, int thread,
+void perf_evsel__compute_deltas(struct evsel *evsel, int cpu, int thread,
 				struct perf_counts_values *count)
 {
 	struct perf_counts_values tmp;
@@ -1378,57 +1329,16 @@ void perf_counts_values__scale(struct perf_counts_values *count,
 		*pscaled = scaled;
 }
 
-static int perf_evsel__read_size(struct perf_evsel *evsel)
-{
-	u64 read_format = evsel->attr.read_format;
-	int entry = sizeof(u64); /* value */
-	int size = 0;
-	int nr = 1;
-
-	if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED)
-		size += sizeof(u64);
-
-	if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING)
-		size += sizeof(u64);
-
-	if (read_format & PERF_FORMAT_ID)
-		entry += sizeof(u64);
-
-	if (read_format & PERF_FORMAT_GROUP) {
-		nr = evsel->nr_members;
-		size += sizeof(u64);
-	}
-
-	size += entry * nr;
-	return size;
-}
-
-int perf_evsel__read(struct perf_evsel *evsel, int cpu, int thread,
-		     struct perf_counts_values *count)
-{
-	size_t size = perf_evsel__read_size(evsel);
-
-	memset(count, 0, sizeof(*count));
-
-	if (FD(evsel, cpu, thread) < 0)
-		return -EINVAL;
-
-	if (readn(FD(evsel, cpu, thread), count->values, size) <= 0)
-		return -errno;
-
-	return 0;
-}
-
 static int
-perf_evsel__read_one(struct perf_evsel *evsel, int cpu, int thread)
+perf_evsel__read_one(struct evsel *evsel, int cpu, int thread)
 {
 	struct perf_counts_values *count = perf_counts(evsel->counts, cpu, thread);
 
-	return perf_evsel__read(evsel, cpu, thread, count);
+	return perf_evsel__read(&evsel->core, cpu, thread, count);
 }
 
 static void
-perf_evsel__set_count(struct perf_evsel *counter, int cpu, int thread,
+perf_evsel__set_count(struct evsel *counter, int cpu, int thread,
 		      u64 val, u64 ena, u64 run)
 {
 	struct perf_counts_values *count;
@@ -1438,20 +1348,21 @@ perf_evsel__set_count(struct perf_evsel *counter, int cpu, int thread,
 	count->val    = val;
 	count->ena    = ena;
 	count->run    = run;
-	count->loaded = true;
+
+	perf_counts__set_loaded(counter->counts, cpu, thread, true);
 }
 
 static int
-perf_evsel__process_group_data(struct perf_evsel *leader,
+perf_evsel__process_group_data(struct evsel *leader,
 			       int cpu, int thread, u64 *data)
 {
-	u64 read_format = leader->attr.read_format;
+	u64 read_format = leader->core.attr.read_format;
 	struct sample_read_value *v;
 	u64 nr, ena = 0, run = 0, i;
 
 	nr = *data++;
 
-	if (nr != (u64) leader->nr_members)
+	if (nr != (u64) leader->core.nr_members)
 		return -EINVAL;
 
 	if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED)
@@ -1466,7 +1377,7 @@ perf_evsel__process_group_data(struct perf_evsel *leader,
 			      v[0].value, ena, run);
 
 	for (i = 1; i < nr; i++) {
-		struct perf_evsel *counter;
+		struct evsel *counter;
 
 		counter = perf_evlist__id2evsel(leader->evlist, v[i].id);
 		if (!counter)
@@ -1480,11 +1391,11 @@ perf_evsel__process_group_data(struct perf_evsel *leader,
 }
 
 static int
-perf_evsel__read_group(struct perf_evsel *leader, int cpu, int thread)
+perf_evsel__read_group(struct evsel *leader, int cpu, int thread)
 {
 	struct perf_stat_evsel *ps = leader->stats;
-	u64 read_format = leader->attr.read_format;
-	int size = perf_evsel__read_size(leader);
+	u64 read_format = leader->core.attr.read_format;
+	int size = perf_evsel__read_size(&leader->core);
 	u64 *data = ps->group_data;
 
 	if (!(read_format & PERF_FORMAT_ID))
@@ -1510,9 +1421,9 @@ perf_evsel__read_group(struct perf_evsel *leader, int cpu, int thread)
 	return perf_evsel__process_group_data(leader, cpu, thread, data);
 }
 
-int perf_evsel__read_counter(struct perf_evsel *evsel, int cpu, int thread)
+int perf_evsel__read_counter(struct evsel *evsel, int cpu, int thread)
 {
-	u64 read_format = evsel->attr.read_format;
+	u64 read_format = evsel->core.attr.read_format;
 
 	if (read_format & PERF_FORMAT_GROUP)
 		return perf_evsel__read_group(evsel, cpu, thread);
@@ -1520,7 +1431,7 @@ int perf_evsel__read_counter(struct perf_evsel *evsel, int cpu, int thread)
 		return perf_evsel__read_one(evsel, cpu, thread);
 }
 
-int __perf_evsel__read_on_cpu(struct perf_evsel *evsel,
+int __perf_evsel__read_on_cpu(struct evsel *evsel,
 			      int cpu, int thread, bool scale)
 {
 	struct perf_counts_values count;
@@ -1541,9 +1452,9 @@ int __perf_evsel__read_on_cpu(struct perf_evsel *evsel,
 	return 0;
 }
 
-static int get_group_fd(struct perf_evsel *evsel, int cpu, int thread)
+static int get_group_fd(struct evsel *evsel, int cpu, int thread)
 {
-	struct perf_evsel *leader = evsel->leader;
+	struct evsel *leader = evsel->leader;
 	int fd;
 
 	if (perf_evsel__is_group_leader(evsel))
@@ -1553,7 +1464,7 @@ static int get_group_fd(struct perf_evsel *evsel, int cpu, int thread)
 	 * Leader must be already processed/open,
 	 * if not it's a bug.
 	 */
-	BUG_ON(!leader->fd);
+	BUG_ON(!leader->core.fd);
 
 	fd = FD(leader, cpu, thread);
 	BUG_ON(fd == -1);
@@ -1684,6 +1595,7 @@ int perf_event_attr__fprintf(FILE *fp, struct perf_event_attr *attr,
 	PRINT_ATTRf(namespaces, p_unsigned);
 	PRINT_ATTRf(ksymbol, p_unsigned);
 	PRINT_ATTRf(bpf_event, p_unsigned);
+	PRINT_ATTRf(aux_output, p_unsigned);
 
 	PRINT_ATTRn("{ wakeup_events, wakeup_watermark }", wakeup_events, p_unsigned);
 	PRINT_ATTRf(bp_type, p_unsigned);
@@ -1706,7 +1618,7 @@ static int __open_attr__fprintf(FILE *fp, const char *name, const char *val,
 	return fprintf(fp, "  %-32s %s\n", name, val);
 }
 
-static void perf_evsel__remove_fd(struct perf_evsel *pos,
+static void perf_evsel__remove_fd(struct evsel *pos,
 				  int nr_cpus, int nr_threads,
 				  int thread_idx)
 {
@@ -1715,11 +1627,11 @@ static void perf_evsel__remove_fd(struct perf_evsel *pos,
 			FD(pos, cpu, thread) = FD(pos, cpu, thread + 1);
 }
 
-static int update_fds(struct perf_evsel *evsel,
+static int update_fds(struct evsel *evsel,
 		      int nr_cpus, int cpu_idx,
 		      int nr_threads, int thread_idx)
 {
-	struct perf_evsel *pos;
+	struct evsel *pos;
 
 	if (cpu_idx >= nr_cpus || thread_idx >= nr_threads)
 		return -EINVAL;
@@ -1739,12 +1651,12 @@ static int update_fds(struct perf_evsel *evsel,
 	return 0;
 }
 
-static bool ignore_missing_thread(struct perf_evsel *evsel,
+static bool ignore_missing_thread(struct evsel *evsel,
 				  int nr_cpus, int cpu,
-				  struct thread_map *threads,
+				  struct perf_thread_map *threads,
 				  int thread, int err)
 {
-	pid_t ignore_pid = thread_map__pid(threads, thread);
+	pid_t ignore_pid = perf_thread_map__pid(threads, thread);
 
 	if (!evsel->ignore_missing_thread)
 		return false;
@@ -1786,18 +1698,18 @@ static void display_attr(struct perf_event_attr *attr)
 	}
 }
 
-static int perf_event_open(struct perf_evsel *evsel,
+static int perf_event_open(struct evsel *evsel,
 			   pid_t pid, int cpu, int group_fd,
 			   unsigned long flags)
 {
-	int precise_ip = evsel->attr.precise_ip;
+	int precise_ip = evsel->core.attr.precise_ip;
 	int fd;
 
 	while (1) {
 		pr_debug2("sys_perf_event_open: pid %d  cpu %d  group_fd %d  flags %#lx",
 			  pid, cpu, group_fd, flags);
 
-		fd = sys_perf_event_open(&evsel->attr, pid, cpu, group_fd, flags);
+		fd = sys_perf_event_open(&evsel->core.attr, pid, cpu, group_fd, flags);
 		if (fd >= 0)
 			break;
 
@@ -1809,36 +1721,37 @@ static int perf_event_open(struct perf_evsel *evsel,
 		 * We tried all the precise_ip values, and it's
 		 * still failing, so leave it to standard fallback.
 		 */
-		if (!evsel->attr.precise_ip) {
-			evsel->attr.precise_ip = precise_ip;
+		if (!evsel->core.attr.precise_ip) {
+			evsel->core.attr.precise_ip = precise_ip;
 			break;
 		}
 
 		pr_debug2("\nsys_perf_event_open failed, error %d\n", -ENOTSUP);
-		evsel->attr.precise_ip--;
-		pr_debug2("decreasing precise_ip by one (%d)\n", evsel->attr.precise_ip);
-		display_attr(&evsel->attr);
+		evsel->core.attr.precise_ip--;
+		pr_debug2("decreasing precise_ip by one (%d)\n", evsel->core.attr.precise_ip);
+		display_attr(&evsel->core.attr);
 	}
 
 	return fd;
 }
 
-int perf_evsel__open(struct perf_evsel *evsel, struct cpu_map *cpus,
-		     struct thread_map *threads)
+int evsel__open(struct evsel *evsel, struct perf_cpu_map *cpus,
+		struct perf_thread_map *threads)
 {
 	int cpu, thread, nthreads;
 	unsigned long flags = PERF_FLAG_FD_CLOEXEC;
 	int pid = -1, err;
 	enum { NO_CHANGE, SET_TO_MAX, INCREASED_MAX } set_rlimit = NO_CHANGE;
 
-	if (perf_missing_features.write_backward && evsel->attr.write_backward)
+	if ((perf_missing_features.write_backward && evsel->core.attr.write_backward) ||
+	    (perf_missing_features.aux_output     && evsel->core.attr.aux_output))
 		return -EINVAL;
 
 	if (cpus == NULL) {
-		static struct cpu_map *empty_cpu_map;
+		static struct perf_cpu_map *empty_cpu_map;
 
 		if (empty_cpu_map == NULL) {
-			empty_cpu_map = cpu_map__dummy_new();
+			empty_cpu_map = perf_cpu_map__dummy_new();
 			if (empty_cpu_map == NULL)
 				return -ENOMEM;
 		}
@@ -1847,7 +1760,7 @@ int perf_evsel__open(struct perf_evsel *evsel, struct cpu_map *cpus,
 	}
 
 	if (threads == NULL) {
-		static struct thread_map *empty_thread_map;
+		static struct perf_thread_map *empty_thread_map;
 
 		if (empty_thread_map == NULL) {
 			empty_thread_map = thread_map__new_by_tid(-1);
@@ -1863,8 +1776,8 @@ int perf_evsel__open(struct perf_evsel *evsel, struct cpu_map *cpus,
 	else
 		nthreads = threads->nr;
 
-	if (evsel->fd == NULL &&
-	    perf_evsel__alloc_fd(evsel, cpus->nr, nthreads) < 0)
+	if (evsel->core.fd == NULL &&
+	    perf_evsel__alloc_fd(&evsel->core, cpus->nr, nthreads) < 0)
 		return -ENOMEM;
 
 	if (evsel->cgrp) {
@@ -1874,31 +1787,31 @@ int perf_evsel__open(struct perf_evsel *evsel, struct cpu_map *cpus,
 
 fallback_missing_features:
 	if (perf_missing_features.clockid_wrong)
-		evsel->attr.clockid = CLOCK_MONOTONIC; /* should always work */
+		evsel->core.attr.clockid = CLOCK_MONOTONIC; /* should always work */
 	if (perf_missing_features.clockid) {
-		evsel->attr.use_clockid = 0;
-		evsel->attr.clockid = 0;
+		evsel->core.attr.use_clockid = 0;
+		evsel->core.attr.clockid = 0;
 	}
 	if (perf_missing_features.cloexec)
 		flags &= ~(unsigned long)PERF_FLAG_FD_CLOEXEC;
 	if (perf_missing_features.mmap2)
-		evsel->attr.mmap2 = 0;
+		evsel->core.attr.mmap2 = 0;
 	if (perf_missing_features.exclude_guest)
-		evsel->attr.exclude_guest = evsel->attr.exclude_host = 0;
+		evsel->core.attr.exclude_guest = evsel->core.attr.exclude_host = 0;
 	if (perf_missing_features.lbr_flags)
-		evsel->attr.branch_sample_type &= ~(PERF_SAMPLE_BRANCH_NO_FLAGS |
+		evsel->core.attr.branch_sample_type &= ~(PERF_SAMPLE_BRANCH_NO_FLAGS |
 				     PERF_SAMPLE_BRANCH_NO_CYCLES);
-	if (perf_missing_features.group_read && evsel->attr.inherit)
-		evsel->attr.read_format &= ~(PERF_FORMAT_GROUP|PERF_FORMAT_ID);
+	if (perf_missing_features.group_read && evsel->core.attr.inherit)
+		evsel->core.attr.read_format &= ~(PERF_FORMAT_GROUP|PERF_FORMAT_ID);
 	if (perf_missing_features.ksymbol)
-		evsel->attr.ksymbol = 0;
-	if (perf_missing_features.bpf_event)
-		evsel->attr.bpf_event = 0;
+		evsel->core.attr.ksymbol = 0;
+	if (perf_missing_features.bpf)
+		evsel->core.attr.bpf_event = 0;
 retry_sample_id:
 	if (perf_missing_features.sample_id_all)
-		evsel->attr.sample_id_all = 0;
+		evsel->core.attr.sample_id_all = 0;
 
-	display_attr(&evsel->attr);
+	display_attr(&evsel->core.attr);
 
 	for (cpu = 0; cpu < cpus->nr; cpu++) {
 
@@ -1906,7 +1819,7 @@ retry_sample_id:
 			int fd, group_fd;
 
 			if (!evsel->cgrp && !evsel->system_wide)
-				pid = thread_map__pid(threads, thread);
+				pid = perf_thread_map__pid(threads, thread);
 
 			group_fd = get_group_fd(evsel, cpu, thread);
 retry_open:
@@ -2005,23 +1918,27 @@ try_fallback:
 	 * Must probe features in the order they were added to the
 	 * perf_event_attr interface.
 	 */
-	if (!perf_missing_features.bpf_event && evsel->attr.bpf_event) {
-		perf_missing_features.bpf_event = true;
+	if (!perf_missing_features.aux_output && evsel->core.attr.aux_output) {
+		perf_missing_features.aux_output = true;
+		pr_debug2("Kernel has no attr.aux_output support, bailing out\n");
+		goto out_close;
+	} else if (!perf_missing_features.bpf && evsel->core.attr.bpf_event) {
+		perf_missing_features.bpf = true;
 		pr_debug2("switching off bpf_event\n");
 		goto fallback_missing_features;
-	} else if (!perf_missing_features.ksymbol && evsel->attr.ksymbol) {
+	} else if (!perf_missing_features.ksymbol && evsel->core.attr.ksymbol) {
 		perf_missing_features.ksymbol = true;
 		pr_debug2("switching off ksymbol\n");
 		goto fallback_missing_features;
-	} else if (!perf_missing_features.write_backward && evsel->attr.write_backward) {
+	} else if (!perf_missing_features.write_backward && evsel->core.attr.write_backward) {
 		perf_missing_features.write_backward = true;
 		pr_debug2("switching off write_backward\n");
 		goto out_close;
-	} else if (!perf_missing_features.clockid_wrong && evsel->attr.use_clockid) {
+	} else if (!perf_missing_features.clockid_wrong && evsel->core.attr.use_clockid) {
 		perf_missing_features.clockid_wrong = true;
 		pr_debug2("switching off clockid\n");
 		goto fallback_missing_features;
-	} else if (!perf_missing_features.clockid && evsel->attr.use_clockid) {
+	} else if (!perf_missing_features.clockid && evsel->core.attr.use_clockid) {
 		perf_missing_features.clockid = true;
 		pr_debug2("switching off use_clockid\n");
 		goto fallback_missing_features;
@@ -2029,12 +1946,12 @@ try_fallback:
 		perf_missing_features.cloexec = true;
 		pr_debug2("switching off cloexec flag\n");
 		goto fallback_missing_features;
-	} else if (!perf_missing_features.mmap2 && evsel->attr.mmap2) {
+	} else if (!perf_missing_features.mmap2 && evsel->core.attr.mmap2) {
 		perf_missing_features.mmap2 = true;
 		pr_debug2("switching off mmap2\n");
 		goto fallback_missing_features;
 	} else if (!perf_missing_features.exclude_guest &&
-		   (evsel->attr.exclude_guest || evsel->attr.exclude_host)) {
+		   (evsel->core.attr.exclude_guest || evsel->core.attr.exclude_host)) {
 		perf_missing_features.exclude_guest = true;
 		pr_debug2("switching off exclude_guest, exclude_host\n");
 		goto fallback_missing_features;
@@ -2043,15 +1960,15 @@ try_fallback:
 		pr_debug2("switching off sample_id_all\n");
 		goto retry_sample_id;
 	} else if (!perf_missing_features.lbr_flags &&
-			(evsel->attr.branch_sample_type &
+			(evsel->core.attr.branch_sample_type &
 			 (PERF_SAMPLE_BRANCH_NO_CYCLES |
 			  PERF_SAMPLE_BRANCH_NO_FLAGS))) {
 		perf_missing_features.lbr_flags = true;
 		pr_debug2("switching off branch sample type no (cycles/flags)\n");
 		goto fallback_missing_features;
 	} else if (!perf_missing_features.group_read &&
-		    evsel->attr.inherit &&
-		   (evsel->attr.read_format & PERF_FORMAT_GROUP) &&
+		    evsel->core.attr.inherit &&
+		   (evsel->core.attr.read_format & PERF_FORMAT_GROUP) &&
 		   perf_evsel__is_group_leader(evsel)) {
 		perf_missing_features.group_read = true;
 		pr_debug2("switching off group read\n");
@@ -2071,34 +1988,30 @@ out_close:
 	return err;
 }
 
-void perf_evsel__close(struct perf_evsel *evsel)
+void evsel__close(struct evsel *evsel)
 {
-	if (evsel->fd == NULL)
-		return;
-
-	perf_evsel__close_fd(evsel);
-	perf_evsel__free_fd(evsel);
+	perf_evsel__close(&evsel->core);
 	perf_evsel__free_id(evsel);
 }
 
-int perf_evsel__open_per_cpu(struct perf_evsel *evsel,
-			     struct cpu_map *cpus)
+int perf_evsel__open_per_cpu(struct evsel *evsel,
+			     struct perf_cpu_map *cpus)
 {
-	return perf_evsel__open(evsel, cpus, NULL);
+	return evsel__open(evsel, cpus, NULL);
 }
 
-int perf_evsel__open_per_thread(struct perf_evsel *evsel,
-				struct thread_map *threads)
+int perf_evsel__open_per_thread(struct evsel *evsel,
+				struct perf_thread_map *threads)
 {
-	return perf_evsel__open(evsel, NULL, threads);
+	return evsel__open(evsel, NULL, threads);
 }
 
-static int perf_evsel__parse_id_sample(const struct perf_evsel *evsel,
+static int perf_evsel__parse_id_sample(const struct evsel *evsel,
 				       const union perf_event *event,
 				       struct perf_sample *sample)
 {
-	u64 type = evsel->attr.sample_type;
-	const u64 *array = event->sample.array;
+	u64 type = evsel->core.attr.sample_type;
+	const __u64 *array = event->sample.array;
 	bool swapped = evsel->needs_swap;
 	union u64_swap u;
 
@@ -2183,12 +2096,12 @@ perf_event__check_size(union perf_event *event, unsigned int sample_size)
 	return 0;
 }
 
-int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
+int perf_evsel__parse_sample(struct evsel *evsel, union perf_event *event,
 			     struct perf_sample *data)
 {
-	u64 type = evsel->attr.sample_type;
+	u64 type = evsel->core.attr.sample_type;
 	bool swapped = evsel->needs_swap;
-	const u64 *array;
+	const __u64 *array;
 	u16 max_size = event->header.size;
 	const void *endp = (void *)event + max_size;
 	u64 sz;
@@ -2202,14 +2115,14 @@ int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
 	memset(data, 0, sizeof(*data));
 	data->cpu = data->pid = data->tid = -1;
 	data->stream_id = data->id = data->time = -1ULL;
-	data->period = evsel->attr.sample_period;
+	data->period = evsel->core.attr.sample_period;
 	data->cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
 	data->misc    = event->header.misc;
 	data->id = -1ULL;
 	data->data_src = PERF_MEM_DATA_SRC_NONE;
 
 	if (event->header.type != PERF_RECORD_SAMPLE) {
-		if (!evsel->attr.sample_id_all)
+		if (!evsel->core.attr.sample_id_all)
 			return 0;
 		return perf_evsel__parse_id_sample(evsel, event, data);
 	}
@@ -2282,7 +2195,7 @@ int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
 	}
 
 	if (type & PERF_SAMPLE_READ) {
-		u64 read_format = evsel->attr.read_format;
+		u64 read_format = evsel->core.attr.read_format;
 
 		OVERFLOW_CHECK_u64(array);
 		if (read_format & PERF_FORMAT_GROUP)
@@ -2387,7 +2300,7 @@ int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
 		array++;
 
 		if (data->user_regs.abi) {
-			u64 mask = evsel->attr.sample_regs_user;
+			u64 mask = evsel->core.attr.sample_regs_user;
 
 			sz = hweight64(mask) * sizeof(u64);
 			OVERFLOW_CHECK(array, sz, max_size);
@@ -2443,7 +2356,7 @@ int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
 		array++;
 
 		if (data->intr_regs.abi != PERF_SAMPLE_REGS_ABI_NONE) {
-			u64 mask = evsel->attr.sample_regs_intr;
+			u64 mask = evsel->core.attr.sample_regs_intr;
 
 			sz = hweight64(mask) * sizeof(u64);
 			OVERFLOW_CHECK(array, sz, max_size);
@@ -2462,12 +2375,12 @@ int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
 	return 0;
 }
 
-int perf_evsel__parse_sample_timestamp(struct perf_evsel *evsel,
+int perf_evsel__parse_sample_timestamp(struct evsel *evsel,
 				       union perf_event *event,
 				       u64 *timestamp)
 {
-	u64 type = evsel->attr.sample_type;
-	const u64 *array;
+	u64 type = evsel->core.attr.sample_type;
+	const __u64 *array;
 
 	if (!(type & PERF_SAMPLE_TIME))
 		return -1;
@@ -2477,7 +2390,7 @@ int perf_evsel__parse_sample_timestamp(struct perf_evsel *evsel,
 			.time = -1ULL,
 		};
 
-		if (!evsel->attr.sample_id_all)
+		if (!evsel->core.attr.sample_id_all)
 			return -1;
 		if (perf_evsel__parse_id_sample(evsel, event, &data))
 			return -1;
@@ -2509,7 +2422,7 @@ int perf_evsel__parse_sample_timestamp(struct perf_evsel *evsel,
 size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type,
 				     u64 read_format)
 {
-	size_t sz, result = sizeof(struct sample_event);
+	size_t sz, result = sizeof(struct perf_record_sample);
 
 	if (type & PERF_SAMPLE_IDENTIFIER)
 		result += sizeof(u64);
@@ -2618,7 +2531,7 @@ int perf_event__synthesize_sample(union perf_event *event, u64 type,
 				  u64 read_format,
 				  const struct perf_sample *sample)
 {
-	u64 *array;
+	__u64 *array;
 	size_t sz;
 	/*
 	 * used for cross-endian analysis. See git commit 65014ab3
@@ -2783,12 +2696,12 @@ int perf_event__synthesize_sample(union perf_event *event, u64 type,
 	return 0;
 }
 
-struct tep_format_field *perf_evsel__field(struct perf_evsel *evsel, const char *name)
+struct tep_format_field *perf_evsel__field(struct evsel *evsel, const char *name)
 {
 	return tep_find_field(evsel->tp_format, name);
 }
 
-void *perf_evsel__rawptr(struct perf_evsel *evsel, struct perf_sample *sample,
+void *perf_evsel__rawptr(struct evsel *evsel, struct perf_sample *sample,
 			 const char *name)
 {
 	struct tep_format_field *field = perf_evsel__field(evsel, name);
@@ -2846,7 +2759,7 @@ u64 format_field__intval(struct tep_format_field *field, struct perf_sample *sam
 	return 0;
 }
 
-u64 perf_evsel__intval(struct perf_evsel *evsel, struct perf_sample *sample,
+u64 perf_evsel__intval(struct evsel *evsel, struct perf_sample *sample,
 		       const char *name)
 {
 	struct tep_format_field *field = perf_evsel__field(evsel, name);
@@ -2857,14 +2770,14 @@ u64 perf_evsel__intval(struct perf_evsel *evsel, struct perf_sample *sample,
 	return field ? format_field__intval(field, sample, evsel->needs_swap) : 0;
 }
 
-bool perf_evsel__fallback(struct perf_evsel *evsel, int err,
+bool perf_evsel__fallback(struct evsel *evsel, int err,
 			  char *msg, size_t msgsize)
 {
 	int paranoid;
 
 	if ((err == ENOENT || err == ENXIO || err == ENODEV) &&
-	    evsel->attr.type   == PERF_TYPE_HARDWARE &&
-	    evsel->attr.config == PERF_COUNT_HW_CPU_CYCLES) {
+	    evsel->core.attr.type   == PERF_TYPE_HARDWARE &&
+	    evsel->core.attr.config == PERF_COUNT_HW_CPU_CYCLES) {
 		/*
 		 * If it's cycles then fall back to hrtimer based
 		 * cpu-clock-tick sw counter, which is always available even if
@@ -2876,12 +2789,12 @@ bool perf_evsel__fallback(struct perf_evsel *evsel, int err,
 		scnprintf(msg, msgsize, "%s",
 "The cycles event is not supported, trying to fall back to cpu-clock-ticks");
 
-		evsel->attr.type   = PERF_TYPE_SOFTWARE;
-		evsel->attr.config = PERF_COUNT_SW_CPU_CLOCK;
+		evsel->core.attr.type   = PERF_TYPE_SOFTWARE;
+		evsel->core.attr.config = PERF_COUNT_SW_CPU_CLOCK;
 
 		zfree(&evsel->name);
 		return true;
-	} else if (err == EACCES && !evsel->attr.exclude_kernel &&
+	} else if (err == EACCES && !evsel->core.attr.exclude_kernel &&
 		   (paranoid = perf_event_paranoid()) > 1) {
 		const char *name = perf_evsel__name(evsel);
 		char *new_name;
@@ -2900,7 +2813,7 @@ bool perf_evsel__fallback(struct perf_evsel *evsel, int err,
 		evsel->name = new_name;
 		scnprintf(msg, msgsize,
 "kernel.perf_event_paranoid=%d, trying to fall back to excluding kernel samples", paranoid);
-		evsel->attr.exclude_kernel = 1;
+		evsel->core.attr.exclude_kernel = 1;
 
 		return true;
 	}
@@ -2944,7 +2857,7 @@ static bool find_process(const char *name)
 	return ret ? false : true;
 }
 
-int perf_evsel__open_strerror(struct perf_evsel *evsel, struct target *target,
+int perf_evsel__open_strerror(struct evsel *evsel, struct target *target,
 			      int err, char *msg, size_t size)
 {
 	char sbuf[STRERR_BUFSIZE];
@@ -2997,15 +2910,15 @@ int perf_evsel__open_strerror(struct perf_evsel *evsel, struct target *target,
 	 "No such device - did you specify an out-of-range profile CPU?");
 		break;
 	case EOPNOTSUPP:
-		if (evsel->attr.sample_period != 0)
+		if (evsel->core.attr.sample_period != 0)
 			return scnprintf(msg, size,
 	"%s: PMU Hardware doesn't support sampling/overflow-interrupts. Try 'perf stat'",
 					 perf_evsel__name(evsel));
-		if (evsel->attr.precise_ip)
+		if (evsel->core.attr.precise_ip)
 			return scnprintf(msg, size, "%s",
 	"\'precise\' request may not be supported. Try removing 'p' modifier.");
 #if defined(__i386__) || defined(__x86_64__)
-		if (evsel->attr.type == PERF_TYPE_HARDWARE)
+		if (evsel->core.attr.type == PERF_TYPE_HARDWARE)
 			return scnprintf(msg, size, "%s",
 	"No hardware sampling interrupt available.\n");
 #endif
@@ -3017,12 +2930,14 @@ int perf_evsel__open_strerror(struct perf_evsel *evsel, struct target *target,
 	"We found oprofile daemon running, please stop it and try again.");
 		break;
 	case EINVAL:
-		if (evsel->attr.write_backward && perf_missing_features.write_backward)
+		if (evsel->core.attr.write_backward && perf_missing_features.write_backward)
 			return scnprintf(msg, size, "Reading from overwrite event is not supported by this kernel.");
 		if (perf_missing_features.clockid)
 			return scnprintf(msg, size, "clockid feature not supported.");
 		if (perf_missing_features.clockid_wrong)
 			return scnprintf(msg, size, "wrong clockid (%d).", clockid);
+		if (perf_missing_features.aux_output)
+			return scnprintf(msg, size, "The 'aux_output' feature is not supported, update the kernel.");
 		break;
 	default:
 		break;
@@ -3035,19 +2950,19 @@ int perf_evsel__open_strerror(struct perf_evsel *evsel, struct target *target,
 			 perf_evsel__name(evsel));
 }
 
-struct perf_env *perf_evsel__env(struct perf_evsel *evsel)
+struct perf_env *perf_evsel__env(struct evsel *evsel)
 {
 	if (evsel && evsel->evlist)
 		return evsel->evlist->env;
 	return NULL;
 }
 
-static int store_evsel_ids(struct perf_evsel *evsel, struct perf_evlist *evlist)
+static int store_evsel_ids(struct evsel *evsel, struct evlist *evlist)
 {
 	int cpu, thread;
 
-	for (cpu = 0; cpu < xyarray__max_x(evsel->fd); cpu++) {
-		for (thread = 0; thread < xyarray__max_y(evsel->fd);
+	for (cpu = 0; cpu < xyarray__max_x(evsel->core.fd); cpu++) {
+		for (thread = 0; thread < xyarray__max_y(evsel->core.fd);
 		     thread++) {
 			int fd = FD(evsel, cpu, thread);
 
@@ -3060,10 +2975,10 @@ static int store_evsel_ids(struct perf_evsel *evsel, struct perf_evlist *evlist)
 	return 0;
 }
 
-int perf_evsel__store_ids(struct perf_evsel *evsel, struct perf_evlist *evlist)
+int perf_evsel__store_ids(struct evsel *evsel, struct evlist *evlist)
 {
-	struct cpu_map *cpus = evsel->cpus;
-	struct thread_map *threads = evsel->threads;
+	struct perf_cpu_map *cpus = evsel->core.cpus;
+	struct perf_thread_map *threads = evsel->core.threads;
 
 	if (perf_evsel__alloc_id(evsel, cpus->nr, threads->nr))
 		return -ENOMEM;