From 8d2a02b24d66aa359e83eebc1ed3c0f85367a1cb Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 16 May 2024 03:11:33 +0000
Subject: [PATCH] AX88772C_eeprom and ax8872c build together
---
kernel/tools/perf/util/evlist.h | 339 ++++++++++++++++++++++++++++++++++---------------------
1 files changed, 209 insertions(+), 130 deletions(-)
diff --git a/kernel/tools/perf/util/evlist.h b/kernel/tools/perf/util/evlist.h
index dc66436..9298fce 100644
--- a/kernel/tools/perf/util/evlist.h
+++ b/kernel/tools/perf/util/evlist.h
@@ -7,32 +7,51 @@
#include <linux/refcount.h>
#include <linux/list.h>
#include <api/fd/array.h>
-#include <stdio.h>
-#include "../perf.h"
-#include "event.h"
+#include <internal/evlist.h>
+#include <internal/evsel.h>
+#include "events_stats.h"
#include "evsel.h"
-#include "mmap.h"
-#include "util.h"
+#include <pthread.h>
#include <signal.h>
#include <unistd.h>
struct pollfd;
struct thread_map;
-struct cpu_map;
+struct perf_cpu_map;
struct record_opts;
-#define PERF_EVLIST__HLIST_BITS 8
-#define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)
+/*
+ * State machine of bkw_mmap_state:
+ *
+ * .________________(forbid)_____________.
+ * | V
+ * NOTREADY --(0)--> RUNNING --(1)--> DATA_PENDING --(2)--> EMPTY
+ * ^ ^ | ^ |
+ * | |__(forbid)____/ |___(forbid)___/|
+ * | |
+ * \_________________(3)_______________/
+ *
+ * NOTREADY : Backward ring buffers are not ready
+ * RUNNING : Backward ring buffers are recording
+ * DATA_PENDING : We are required to collect data from backward ring buffers
+ * EMPTY : We have collected data from backward ring buffers.
+ *
+ * (0): Setup backward ring buffer
+ * (1): Pause ring buffers for reading
+ * (2): Read from ring buffers
+ * (3): Resume ring buffers for recording
+ */
+enum bkw_mmap_state {
+ BKW_MMAP_NOTREADY,
+ BKW_MMAP_RUNNING,
+ BKW_MMAP_DATA_PENDING,
+ BKW_MMAP_EMPTY,
+};
-struct perf_evlist {
- struct list_head entries;
- struct hlist_head heads[PERF_EVLIST__HLIST_SIZE];
- int nr_entries;
+struct evlist {
+ struct perf_evlist core;
int nr_groups;
- int nr_mmaps;
bool enabled;
- bool has_user_cpus;
- size_t mmap_len;
int id_pos;
int is_pos;
u64 combined_sample_type;
@@ -41,55 +60,79 @@
int cork_fd;
pid_t pid;
} workload;
- struct fdarray pollfd;
- struct perf_mmap *mmap;
- struct perf_mmap *overwrite_mmap;
- struct thread_map *threads;
- struct cpu_map *cpus;
- struct perf_evsel *selected;
+ struct mmap *mmap;
+ struct mmap *overwrite_mmap;
+ struct evsel *selected;
struct events_stats stats;
struct perf_env *env;
+ void (*trace_event_sample_raw)(struct evlist *evlist,
+ union perf_event *event,
+ struct perf_sample *sample);
u64 first_sample_time;
u64 last_sample_time;
+ struct {
+ pthread_t th;
+ volatile int done;
+ } thread;
+ struct {
+ int fd; /* control file descriptor */
+ int ack; /* ack file descriptor for control commands */
+ int pos; /* index at evlist core object to check signals */
+ } ctl_fd;
};
-struct perf_evsel_str_handler {
+struct evsel_str_handler {
const char *name;
void *handler;
};
-struct perf_evlist *perf_evlist__new(void);
-struct perf_evlist *perf_evlist__new_default(void);
-struct perf_evlist *perf_evlist__new_dummy(void);
-void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus,
- struct thread_map *threads);
-void perf_evlist__exit(struct perf_evlist *evlist);
-void perf_evlist__delete(struct perf_evlist *evlist);
+struct evlist *evlist__new(void);
+struct evlist *perf_evlist__new_default(void);
+struct evlist *perf_evlist__new_dummy(void);
+void evlist__init(struct evlist *evlist, struct perf_cpu_map *cpus,
+ struct perf_thread_map *threads);
+void evlist__exit(struct evlist *evlist);
+void evlist__delete(struct evlist *evlist);
-void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry);
-void perf_evlist__remove(struct perf_evlist *evlist, struct perf_evsel *evsel);
+void evlist__add(struct evlist *evlist, struct evsel *entry);
+void evlist__remove(struct evlist *evlist, struct evsel *evsel);
-int __perf_evlist__add_default(struct perf_evlist *evlist, bool precise);
+int __evlist__add_default(struct evlist *evlist, bool precise);
-static inline int perf_evlist__add_default(struct perf_evlist *evlist)
+static inline int evlist__add_default(struct evlist *evlist)
{
- return __perf_evlist__add_default(evlist, true);
+ return __evlist__add_default(evlist, true);
}
-int __perf_evlist__add_default_attrs(struct perf_evlist *evlist,
+int __evlist__add_default_attrs(struct evlist *evlist,
struct perf_event_attr *attrs, size_t nr_attrs);
-#define perf_evlist__add_default_attrs(evlist, array) \
- __perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array))
+#define evlist__add_default_attrs(evlist, array) \
+ __evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array))
-int perf_evlist__add_dummy(struct perf_evlist *evlist);
+int evlist__add_dummy(struct evlist *evlist);
-int perf_evlist__add_newtp(struct perf_evlist *evlist,
- const char *sys, const char *name, void *handler);
+int perf_evlist__add_sb_event(struct evlist *evlist,
+ struct perf_event_attr *attr,
+ evsel__sb_cb_t cb,
+ void *data);
+void evlist__set_cb(struct evlist *evlist, evsel__sb_cb_t cb, void *data);
+int perf_evlist__start_sb_thread(struct evlist *evlist,
+ struct target *target);
+void perf_evlist__stop_sb_thread(struct evlist *evlist);
-void __perf_evlist__set_sample_bit(struct perf_evlist *evlist,
+int evlist__add_newtp(struct evlist *evlist, const char *sys, const char *name, void *handler);
+
+int __evlist__set_tracepoints_handlers(struct evlist *evlist,
+ const struct evsel_str_handler *assocs,
+ size_t nr_assocs);
+
+#define evlist__set_tracepoints_handlers(evlist, array) \
+ __evlist__set_tracepoints_handlers(evlist, array, ARRAY_SIZE(array))
+
+void __perf_evlist__set_sample_bit(struct evlist *evlist,
enum perf_event_sample_format bit);
-void __perf_evlist__reset_sample_bit(struct perf_evlist *evlist,
+void __perf_evlist__reset_sample_bit(struct evlist *evlist,
enum perf_event_sample_format bit);
#define perf_evlist__set_sample_bit(evlist, bit) \
@@ -98,58 +141,57 @@
#define perf_evlist__reset_sample_bit(evlist, bit) \
__perf_evlist__reset_sample_bit(evlist, PERF_SAMPLE_##bit)
-int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter);
-int perf_evlist__set_filter_pid(struct perf_evlist *evlist, pid_t pid);
-int perf_evlist__set_filter_pids(struct perf_evlist *evlist, size_t npids, pid_t *pids);
+int perf_evlist__set_tp_filter(struct evlist *evlist, const char *filter);
+int perf_evlist__set_tp_filter_pid(struct evlist *evlist, pid_t pid);
+int perf_evlist__set_tp_filter_pids(struct evlist *evlist, size_t npids, pid_t *pids);
-struct perf_evsel *
-perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id);
+int perf_evlist__append_tp_filter(struct evlist *evlist, const char *filter);
-struct perf_evsel *
-perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist,
+int perf_evlist__append_tp_filter_pid(struct evlist *evlist, pid_t pid);
+int perf_evlist__append_tp_filter_pids(struct evlist *evlist, size_t npids, pid_t *pids);
+
+struct evsel *
+perf_evlist__find_tracepoint_by_id(struct evlist *evlist, int id);
+
+struct evsel *
+perf_evlist__find_tracepoint_by_name(struct evlist *evlist,
const char *name);
-void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel,
- int cpu, int thread, u64 id);
-int perf_evlist__id_add_fd(struct perf_evlist *evlist,
- struct perf_evsel *evsel,
- int cpu, int thread, int fd);
+int evlist__add_pollfd(struct evlist *evlist, int fd);
+int evlist__filter_pollfd(struct evlist *evlist, short revents_and_mask);
-int perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd);
-int perf_evlist__alloc_pollfd(struct perf_evlist *evlist);
-int perf_evlist__filter_pollfd(struct perf_evlist *evlist, short revents_and_mask);
+#ifdef HAVE_EVENTFD_SUPPORT
+int evlist__add_wakeup_eventfd(struct evlist *evlist, int fd);
+#endif
-int perf_evlist__poll(struct perf_evlist *evlist, int timeout);
+int evlist__poll(struct evlist *evlist, int timeout);
-struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id);
-struct perf_evsel *perf_evlist__id2evsel_strict(struct perf_evlist *evlist,
+struct evsel *perf_evlist__id2evsel(struct evlist *evlist, u64 id);
+struct evsel *perf_evlist__id2evsel_strict(struct evlist *evlist,
u64 id);
-struct perf_sample_id *perf_evlist__id2sid(struct perf_evlist *evlist, u64 id);
+struct perf_sample_id *perf_evlist__id2sid(struct evlist *evlist, u64 id);
-void perf_evlist__toggle_bkw_mmap(struct perf_evlist *evlist, enum bkw_mmap_state state);
+void perf_evlist__toggle_bkw_mmap(struct evlist *evlist, enum bkw_mmap_state state);
-void perf_evlist__mmap_consume(struct perf_evlist *evlist, int idx);
+void evlist__mmap_consume(struct evlist *evlist, int idx);
-int perf_evlist__open(struct perf_evlist *evlist);
-void perf_evlist__close(struct perf_evlist *evlist);
+int evlist__open(struct evlist *evlist);
+void evlist__close(struct evlist *evlist);
struct callchain_param;
-void perf_evlist__set_id_pos(struct perf_evlist *evlist);
-bool perf_can_sample_identifier(void);
-bool perf_can_record_switch_events(void);
-bool perf_can_record_cpu_wide(void);
-void perf_evlist__config(struct perf_evlist *evlist, struct record_opts *opts,
+void perf_evlist__set_id_pos(struct evlist *evlist);
+void perf_evlist__config(struct evlist *evlist, struct record_opts *opts,
struct callchain_param *callchain);
int record_opts__config(struct record_opts *opts);
-int perf_evlist__prepare_workload(struct perf_evlist *evlist,
+int perf_evlist__prepare_workload(struct evlist *evlist,
struct target *target,
const char *argv[], bool pipe_output,
void (*exec_error)(int signo, siginfo_t *info,
void *ucontext));
-int perf_evlist__start_workload(struct perf_evlist *evlist);
+int perf_evlist__start_workload(struct evlist *evlist);
struct option;
@@ -160,76 +202,76 @@
unsigned long perf_event_mlock_kb_in_pages(void);
-int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages,
+int evlist__mmap_ex(struct evlist *evlist, unsigned int pages,
unsigned int auxtrace_pages,
- bool auxtrace_overwrite);
-int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages);
-void perf_evlist__munmap(struct perf_evlist *evlist);
+ bool auxtrace_overwrite, int nr_cblocks,
+ int affinity, int flush, int comp_level);
+int evlist__mmap(struct evlist *evlist, unsigned int pages);
+void evlist__munmap(struct evlist *evlist);
-size_t perf_evlist__mmap_size(unsigned long pages);
+size_t evlist__mmap_size(unsigned long pages);
-void perf_evlist__disable(struct perf_evlist *evlist);
-void perf_evlist__enable(struct perf_evlist *evlist);
-void perf_evlist__toggle_enable(struct perf_evlist *evlist);
+void evlist__disable(struct evlist *evlist);
+void evlist__enable(struct evlist *evlist);
+void perf_evlist__toggle_enable(struct evlist *evlist);
-int perf_evlist__enable_event_idx(struct perf_evlist *evlist,
- struct perf_evsel *evsel, int idx);
+int perf_evlist__enable_event_idx(struct evlist *evlist,
+ struct evsel *evsel, int idx);
-void perf_evlist__set_selected(struct perf_evlist *evlist,
- struct perf_evsel *evsel);
+void perf_evlist__set_selected(struct evlist *evlist,
+ struct evsel *evsel);
-void perf_evlist__set_maps(struct perf_evlist *evlist, struct cpu_map *cpus,
- struct thread_map *threads);
-int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target);
-int perf_evlist__apply_filters(struct perf_evlist *evlist, struct perf_evsel **err_evsel);
+int perf_evlist__create_maps(struct evlist *evlist, struct target *target);
+int perf_evlist__apply_filters(struct evlist *evlist, struct evsel **err_evsel);
void __perf_evlist__set_leader(struct list_head *list);
-void perf_evlist__set_leader(struct perf_evlist *evlist);
+void perf_evlist__set_leader(struct evlist *evlist);
-u64 perf_evlist__read_format(struct perf_evlist *evlist);
-u64 __perf_evlist__combined_sample_type(struct perf_evlist *evlist);
-u64 perf_evlist__combined_sample_type(struct perf_evlist *evlist);
-u64 perf_evlist__combined_branch_type(struct perf_evlist *evlist);
-bool perf_evlist__sample_id_all(struct perf_evlist *evlist);
-u16 perf_evlist__id_hdr_size(struct perf_evlist *evlist);
+u64 __evlist__combined_sample_type(struct evlist *evlist);
+u64 evlist__combined_sample_type(struct evlist *evlist);
+u64 evlist__combined_branch_type(struct evlist *evlist);
+bool evlist__sample_id_all(struct evlist *evlist);
+u16 perf_evlist__id_hdr_size(struct evlist *evlist);
-int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event,
+int perf_evlist__parse_sample(struct evlist *evlist, union perf_event *event,
struct perf_sample *sample);
-int perf_evlist__parse_sample_timestamp(struct perf_evlist *evlist,
+int perf_evlist__parse_sample_timestamp(struct evlist *evlist,
union perf_event *event,
u64 *timestamp);
-bool perf_evlist__valid_sample_type(struct perf_evlist *evlist);
-bool perf_evlist__valid_sample_id_all(struct perf_evlist *evlist);
-bool perf_evlist__valid_read_format(struct perf_evlist *evlist);
+bool evlist__valid_sample_type(struct evlist *evlist);
+bool evlist__valid_sample_id_all(struct evlist *evlist);
+bool perf_evlist__valid_read_format(struct evlist *evlist);
-void perf_evlist__splice_list_tail(struct perf_evlist *evlist,
+void perf_evlist__splice_list_tail(struct evlist *evlist,
struct list_head *list);
-static inline bool perf_evlist__empty(struct perf_evlist *evlist)
+static inline bool perf_evlist__empty(struct evlist *evlist)
{
- return list_empty(&evlist->entries);
+ return list_empty(&evlist->core.entries);
}
-static inline struct perf_evsel *perf_evlist__first(struct perf_evlist *evlist)
+static inline struct evsel *evlist__first(struct evlist *evlist)
{
- return list_entry(evlist->entries.next, struct perf_evsel, node);
+ struct perf_evsel *evsel = perf_evlist__first(&evlist->core);
+
+ return container_of(evsel, struct evsel, core);
}
-static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist)
+static inline struct evsel *evlist__last(struct evlist *evlist)
{
- return list_entry(evlist->entries.prev, struct perf_evsel, node);
+ struct perf_evsel *evsel = perf_evlist__last(&evlist->core);
+
+ return container_of(evsel, struct evsel, core);
}
-size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp);
+int evlist__strerror_open(struct evlist *evlist, int err, char *buf, size_t size);
+int evlist__strerror_mmap(struct evlist *evlist, int err, char *buf, size_t size);
-int perf_evlist__strerror_open(struct perf_evlist *evlist, int err, char *buf, size_t size);
-int perf_evlist__strerror_mmap(struct perf_evlist *evlist, int err, char *buf, size_t size);
-
-bool perf_evlist__can_select_event(struct perf_evlist *evlist, const char *str);
-void perf_evlist__to_front(struct perf_evlist *evlist,
- struct perf_evsel *move_evsel);
+bool perf_evlist__can_select_event(struct evlist *evlist, const char *str);
+void perf_evlist__to_front(struct evlist *evlist,
+ struct evsel *move_evsel);
/**
* __evlist__for_each_entry - iterate thru all the evsels
@@ -237,7 +279,7 @@
* @evsel: struct evsel iterator
*/
#define __evlist__for_each_entry(list, evsel) \
- list_for_each_entry(evsel, list, node)
+ list_for_each_entry(evsel, list, core.node)
/**
* evlist__for_each_entry - iterate thru all the evsels
@@ -245,7 +287,7 @@
* @evsel: struct evsel iterator
*/
#define evlist__for_each_entry(evlist, evsel) \
- __evlist__for_each_entry(&(evlist)->entries, evsel)
+ __evlist__for_each_entry(&(evlist)->core.entries, evsel)
/**
* __evlist__for_each_entry_continue - continue iteration thru all the evsels
@@ -253,7 +295,7 @@
* @evsel: struct evsel iterator
*/
#define __evlist__for_each_entry_continue(list, evsel) \
- list_for_each_entry_continue(evsel, list, node)
+ list_for_each_entry_continue(evsel, list, core.node)
/**
* evlist__for_each_entry_continue - continue iteration thru all the evsels
@@ -261,7 +303,7 @@
* @evsel: struct evsel iterator
*/
#define evlist__for_each_entry_continue(evlist, evsel) \
- __evlist__for_each_entry_continue(&(evlist)->entries, evsel)
+ __evlist__for_each_entry_continue(&(evlist)->core.entries, evsel)
/**
* __evlist__for_each_entry_reverse - iterate thru all the evsels in reverse order
@@ -269,7 +311,7 @@
* @evsel: struct evsel iterator
*/
#define __evlist__for_each_entry_reverse(list, evsel) \
- list_for_each_entry_reverse(evsel, list, node)
+ list_for_each_entry_reverse(evsel, list, core.node)
/**
* evlist__for_each_entry_reverse - iterate thru all the evsels in reverse order
@@ -277,7 +319,7 @@
* @evsel: struct evsel iterator
*/
#define evlist__for_each_entry_reverse(evlist, evsel) \
- __evlist__for_each_entry_reverse(&(evlist)->entries, evsel)
+ __evlist__for_each_entry_reverse(&(evlist)->core.entries, evsel)
/**
* __evlist__for_each_entry_safe - safely iterate thru all the evsels
@@ -286,7 +328,7 @@
* @evsel: struct evsel iterator
*/
#define __evlist__for_each_entry_safe(list, tmp, evsel) \
- list_for_each_entry_safe(evsel, tmp, list, node)
+ list_for_each_entry_safe(evsel, tmp, list, core.node)
/**
* evlist__for_each_entry_safe - safely iterate thru all the evsels
@@ -295,21 +337,58 @@
* @tmp: struct evsel temp iterator
*/
#define evlist__for_each_entry_safe(evlist, tmp, evsel) \
- __evlist__for_each_entry_safe(&(evlist)->entries, tmp, evsel)
+ __evlist__for_each_entry_safe(&(evlist)->core.entries, tmp, evsel)
-void perf_evlist__set_tracking_event(struct perf_evlist *evlist,
- struct perf_evsel *tracking_evsel);
+#define evlist__for_each_cpu(evlist, index, cpu) \
+ evlist__cpu_iter_start(evlist); \
+ perf_cpu_map__for_each_cpu (cpu, index, (evlist)->core.all_cpus)
-void perf_event_attr__set_max_precise_ip(struct perf_event_attr *attr);
+struct evsel *perf_evlist__get_tracking_event(struct evlist *evlist);
+void perf_evlist__set_tracking_event(struct evlist *evlist,
+ struct evsel *tracking_evsel);
-struct perf_evsel *
-perf_evlist__find_evsel_by_str(struct perf_evlist *evlist, const char *str);
+void evlist__cpu_iter_start(struct evlist *evlist);
+bool evsel__cpu_iter_skip(struct evsel *ev, int cpu);
+bool evsel__cpu_iter_skip_no_inc(struct evsel *ev, int cpu);
-struct perf_evsel *perf_evlist__event2evsel(struct perf_evlist *evlist,
+struct evsel *
+perf_evlist__find_evsel_by_str(struct evlist *evlist, const char *str);
+
+struct evsel *perf_evlist__event2evsel(struct evlist *evlist,
union perf_event *event);
-bool perf_evlist__exclude_kernel(struct perf_evlist *evlist);
+bool perf_evlist__exclude_kernel(struct evlist *evlist);
-void perf_evlist__force_leader(struct perf_evlist *evlist);
+void perf_evlist__force_leader(struct evlist *evlist);
+struct evsel *perf_evlist__reset_weak_group(struct evlist *evlist,
+ struct evsel *evsel,
+ bool close);
+#define EVLIST_CTL_CMD_ENABLE_TAG "enable"
+#define EVLIST_CTL_CMD_DISABLE_TAG "disable"
+#define EVLIST_CTL_CMD_ACK_TAG "ack\n"
+#define EVLIST_CTL_CMD_SNAPSHOT_TAG "snapshot"
+
+#define EVLIST_CTL_CMD_MAX_LEN 64
+
+enum evlist_ctl_cmd {
+ EVLIST_CTL_CMD_UNSUPPORTED = 0,
+ EVLIST_CTL_CMD_ENABLE,
+ EVLIST_CTL_CMD_DISABLE,
+ EVLIST_CTL_CMD_ACK,
+ EVLIST_CTL_CMD_SNAPSHOT,
+};
+
+int evlist__parse_control(const char *str, int *ctl_fd, int *ctl_fd_ack, bool *ctl_fd_close);
+void evlist__close_control(int ctl_fd, int ctl_fd_ack, bool *ctl_fd_close);
+int evlist__initialize_ctlfd(struct evlist *evlist, int ctl_fd, int ctl_fd_ack);
+int evlist__finalize_ctlfd(struct evlist *evlist);
+bool evlist__ctlfd_initialized(struct evlist *evlist);
+int evlist__ctlfd_process(struct evlist *evlist, enum evlist_ctl_cmd *cmd);
+int evlist__ctlfd_ack(struct evlist *evlist);
+
+#define EVLIST_ENABLED_MSG "Events enabled\n"
+#define EVLIST_DISABLED_MSG "Events disabled\n"
+
+struct evsel *evlist__find_evsel(struct evlist *evlist, int idx);
#endif /* __PERF_EVLIST_H */
--
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