#include <inttypes.h>
#include <sys/types.h>
#include <sys/mman.h>
#include <stdbool.h>
#include <string.h>
#include <limits.h>
#include <errno.h>
#include <linux/kernel.h>
#include <linux/perf_event.h>
#include <linux/types.h>
#include <linux/bitops.h>
#include <linux/log2.h>
#include <linux/string.h>
#include <sys/param.h>
#include <stdlib.h>
#include <stdio.h>
#include <linux/list.h>
#include "../perf.h"
#include "util.h"
#include "evlist.h"
#include "dso.h"
#include "map.h"
#include "pmu.h"
#include "evsel.h"
#include "cpumap.h"
#include "thread_map.h"
#include "asm/bug.h"
#include "auxtrace.h"
#include <linux/hash.h>
#include "event.h"
#include "session.h"
#include "debug.h"
#include <subcmd/parse-options.h>
#include "cs-etm.h"
#include "intel-pt.h"
#include "intel-bts.h"
#include "arm-spe.h"
#include "sane_ctype.h"
#include "symbol/kallsyms.h"

Include dependency graph for auxtrace.c:

Classes
struct	auxtrace_cache

struct	sym_args

Macros
#define	AUXTRACE_INIT_NR_QUEUES 32

#define	BUFFER_LIMIT_FOR_32_BIT (32 * 1024 * 1024)

#define	PERF_ITRACE_DEFAULT_PERIOD_TYPE PERF_ITRACE_PERIOD_NANOSECS

#define	PERF_ITRACE_DEFAULT_PERIOD 100000

#define	PERF_ITRACE_DEFAULT_CALLCHAIN_SZ 16

#define	PERF_ITRACE_MAX_CALLCHAIN_SZ 1024

#define	PERF_ITRACE_DEFAULT_LAST_BRANCH_SZ 64

#define	PERF_ITRACE_MAX_LAST_BRANCH_SZ 1024

Functions
static bool	auxtrace__dont_decode (struct perf_session *session)

int	auxtrace_mmap__mmap (struct auxtrace_mmap mm, struct auxtrace_mmap_params mp, void *userpg, int fd)

void	auxtrace_mmap__munmap (struct auxtrace_mmap *mm)

void	auxtrace_mmap_params__init (struct auxtrace_mmap_params *mp, off_t auxtrace_offset, unsigned int auxtrace_pages, bool auxtrace_overwrite)

void	auxtrace_mmap_params__set_idx (struct auxtrace_mmap_params mp, struct perf_evlist evlist, int idx, bool per_cpu)

static struct auxtrace_queue *	auxtrace_alloc_queue_array (unsigned int nr_queues)

int	auxtrace_queues__init (struct auxtrace_queues *queues)

static int	auxtrace_queues__grow (struct auxtrace_queues *queues, unsigned int new_nr_queues)

static void *	auxtrace_copy_data (u64 size, struct perf_session *session)

static int	auxtrace_queues__queue_buffer (struct auxtrace_queues queues, unsigned int idx, struct auxtrace_buffer buffer)

static int	auxtrace_queues__split_buffer (struct auxtrace_queues queues, unsigned int idx, struct auxtrace_buffer buffer)

static bool	filter_cpu (struct perf_session *session, int cpu)

static int	auxtrace_queues__add_buffer (struct auxtrace_queues queues, struct perf_session session, unsigned int idx, struct auxtrace_buffer buffer, struct auxtrace_buffer *buffer_ptr)

int	auxtrace_queues__add_event (struct auxtrace_queues queues, struct perf_session session, union perf_event event, off_t data_offset, struct auxtrace_buffer *buffer_ptr)

static int	auxtrace_queues__add_indexed_event (struct auxtrace_queues queues, struct perf_session session, off_t file_offset, size_t sz)

void	auxtrace_queues__free (struct auxtrace_queues *queues)

static void	auxtrace_heapify (struct auxtrace_heap_item *heap_array, unsigned int pos, unsigned int queue_nr, u64 ordinal)

int	auxtrace_heap__add (struct auxtrace_heap *heap, unsigned int queue_nr, u64 ordinal)

void	auxtrace_heap__free (struct auxtrace_heap *heap)

void	auxtrace_heap__pop (struct auxtrace_heap *heap)

size_t	auxtrace_record__info_priv_size (struct auxtrace_record itr, struct perf_evlist evlist)

static int	auxtrace_not_supported (void)

int	auxtrace_record__info_fill (struct auxtrace_record itr, struct perf_session session, struct auxtrace_info_event *auxtrace_info, size_t priv_size)

void	auxtrace_record__free (struct auxtrace_record *itr)

int	auxtrace_record__snapshot_start (struct auxtrace_record *itr)

int	auxtrace_record__snapshot_finish (struct auxtrace_record *itr)

int	auxtrace_record__find_snapshot (struct auxtrace_record itr, int idx, struct auxtrace_mmap mm, unsigned char data, u64 head, u64 *old)

int	auxtrace_record__options (struct auxtrace_record itr, struct perf_evlist evlist, struct record_opts *opts)

u64	auxtrace_record__reference (struct auxtrace_record *itr)

int	auxtrace_parse_snapshot_options (struct auxtrace_record itr, struct record_opts opts, const char *str)

struct auxtrace_record *__weak	auxtrace_record__init (struct perf_evlist evlist __maybe_unused, int err)

static int	auxtrace_index__alloc (struct list_head *head)

void	auxtrace_index__free (struct list_head *head)

static struct auxtrace_index *	auxtrace_index__last (struct list_head *head)

int	auxtrace_index__auxtrace_event (struct list_head head, union perf_event event, off_t file_offset)

static int	auxtrace_index__do_write (int fd, struct auxtrace_index *auxtrace_index)

int	auxtrace_index__write (int fd, struct list_head *head)

static int	auxtrace_index__process_entry (int fd, struct list_head *head, bool needs_swap)

int	auxtrace_index__process (int fd, u64 size, struct perf_session *session, bool needs_swap)

static int	auxtrace_queues__process_index_entry (struct auxtrace_queues queues, struct perf_session session, struct auxtrace_index_entry *ent)

int	auxtrace_queues__process_index (struct auxtrace_queues queues, struct perf_session session)

struct auxtrace_buffer *	auxtrace_buffer__next (struct auxtrace_queue queue, struct auxtrace_buffer buffer)

void *	auxtrace_buffer__get_data (struct auxtrace_buffer *buffer, int fd)

void	auxtrace_buffer__put_data (struct auxtrace_buffer *buffer)

void	auxtrace_buffer__drop_data (struct auxtrace_buffer *buffer)

void	auxtrace_buffer__free (struct auxtrace_buffer *buffer)

void	auxtrace_synth_error (struct auxtrace_error_event auxtrace_error, int type, int code, int cpu, pid_t pid, pid_t tid, u64 ip, const char msg)

int	perf_event__synthesize_auxtrace_info (struct auxtrace_record itr, struct perf_tool tool, struct perf_session *session, perf_event__handler_t process)

int	perf_event__process_auxtrace_info (struct perf_tool tool __maybe_unused, union perf_event event, struct perf_session *session)

s64	perf_event__process_auxtrace (struct perf_tool tool, union perf_event event, struct perf_session *session)

void	itrace_synth_opts__set_default (struct itrace_synth_opts *synth_opts)

int	itrace_parse_synth_opts (const struct option opt, const char str, int unset)

static const char *	auxtrace_error_name (int type)

size_t	perf_event__fprintf_auxtrace_error (union perf_event event, FILE fp)

void	perf_session__auxtrace_error_inc (struct perf_session session, union perf_event event)

void	events_stats__auxtrace_error_warn (const struct events_stats *stats)

int	perf_event__process_auxtrace_error (struct perf_tool tool __maybe_unused, union perf_event event, struct perf_session *session)

static int	__auxtrace_mmap__read (struct auxtrace_mmap mm, struct auxtrace_record itr, struct perf_tool *tool, process_auxtrace_t fn, bool snapshot, size_t snapshot_size)

int	auxtrace_mmap__read (struct auxtrace_mmap mm, struct auxtrace_record itr, struct perf_tool *tool, process_auxtrace_t fn)

int	auxtrace_mmap__read_snapshot (struct auxtrace_mmap mm, struct auxtrace_record itr, struct perf_tool *tool, process_auxtrace_t fn, size_t snapshot_size)

struct auxtrace_cache *	auxtrace_cache__new (unsigned int bits, size_t entry_size, unsigned int limit_percent)

static void	auxtrace_cache__drop (struct auxtrace_cache *c)

void	auxtrace_cache__free (struct auxtrace_cache *c)

void *	auxtrace_cache__alloc_entry (struct auxtrace_cache *c)

void	auxtrace_cache__free_entry (struct auxtrace_cache c __maybe_unused, void entry)

int	auxtrace_cache__add (struct auxtrace_cache c, u32 key, struct auxtrace_cache_entry entry)

void *	auxtrace_cache__lookup (struct auxtrace_cache *c, u32 key)

static void	addr_filter__free_str (struct addr_filter *filt)

static struct addr_filter *	addr_filter__new (void)

static void	addr_filter__free (struct addr_filter *filt)

static void	addr_filters__add (struct addr_filters filts, struct addr_filter filt)

static void	addr_filters__del (struct addr_filters filts, struct addr_filter filt)

void	addr_filters__init (struct addr_filters *filts)

void	addr_filters__exit (struct addr_filters *filts)

static int	parse_num_or_str (char *inp, u64 num, const char *str, const char str_delim)

static int	parse_action (struct addr_filter *filt)

static int	parse_sym_idx (char *inp, int idx)

static int	parse_addr_size (char *inp, u64 num, const char *str, int idx)

static int	parse_one_filter (struct addr_filter filt, const char *filter_inp)

int	addr_filters__parse_bare_filter (struct addr_filters filts, const char filter)

static bool	kern_sym_match (struct sym_args args, const char name, char type)

static int	find_kern_sym_cb (void arg, const char name, char type, u64 start)

static int	print_kern_sym_cb (void arg, const char name, char type, u64 start)

static int	sym_not_found_error (const char *sym_name, int idx)

static int	find_kern_sym (const char sym_name, u64 start, u64 *size, int idx)

static int	find_entire_kern_cb (void arg, const char name __maybe_unused, char type, u64 start)

static int	addr_filter__entire_kernel (struct addr_filter *filt)

static int	check_end_after_start (struct addr_filter *filt, u64 start, u64 size)

static int	addr_filter__resolve_kernel_syms (struct addr_filter *filt)

static struct dso *	load_dso (const char *name)

static bool	dso_sym_match (struct symbol sym, const char name, int *cnt, int idx)

static void	print_duplicate_syms (struct dso dso, const char sym_name)

static int	find_dso_sym (struct dso dso, const char sym_name, u64 start, u64 size, int idx)

static int	addr_filter__entire_dso (struct addr_filter filt, struct dso dso)

static int	addr_filter__resolve_syms (struct addr_filter *filt)

static char *	addr_filter__to_str (struct addr_filter *filt)

static int	parse_addr_filter (struct perf_evsel evsel, const char filter, int max_nr)

static struct perf_pmu *	perf_evsel__find_pmu (struct perf_evsel *evsel)

static int	perf_evsel__nr_addr_filter (struct perf_evsel *evsel)

int	auxtrace_parse_filters (struct perf_evlist *evlist)

Variables
static const char *const	auxtrace_error_type_name []

Macro Definition Documentation

◆ AUXTRACE_INIT_NR_QUEUES

#define AUXTRACE_INIT_NR_QUEUES 32

Definition at line 150 of file auxtrace.c.

◆ BUFFER_LIMIT_FOR_32_BIT

#define BUFFER_LIMIT_FOR_32_BIT (32 * 1024 * 1024)

Definition at line 272 of file auxtrace.c.

◆ PERF_ITRACE_DEFAULT_CALLCHAIN_SZ

#define PERF_ITRACE_DEFAULT_CALLCHAIN_SZ 16

Definition at line 956 of file auxtrace.c.

◆ PERF_ITRACE_DEFAULT_LAST_BRANCH_SZ

#define PERF_ITRACE_DEFAULT_LAST_BRANCH_SZ 64

Definition at line 958 of file auxtrace.c.

◆ PERF_ITRACE_DEFAULT_PERIOD

#define PERF_ITRACE_DEFAULT_PERIOD 100000

Definition at line 955 of file auxtrace.c.

◆ PERF_ITRACE_DEFAULT_PERIOD_TYPE

#define PERF_ITRACE_DEFAULT_PERIOD_TYPE PERF_ITRACE_PERIOD_NANOSECS

Definition at line 954 of file auxtrace.c.

◆ PERF_ITRACE_MAX_CALLCHAIN_SZ

#define PERF_ITRACE_MAX_CALLCHAIN_SZ 1024

Definition at line 957 of file auxtrace.c.

◆ PERF_ITRACE_MAX_LAST_BRANCH_SZ

#define PERF_ITRACE_MAX_LAST_BRANCH_SZ 1024

Definition at line 959 of file auxtrace.c.

Function Documentation

◆ __auxtrace_mmap__read()

static int __auxtrace_mmap__read	(	struct auxtrace_mmap *	mm,
		struct auxtrace_record *	itr,
		struct perf_tool *	tool,
		process_auxtrace_t	fn,
		bool	snapshot,
		size_t	snapshot_size
	)

static

Definition at line 1193 of file auxtrace.c.

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◆ addr_filter__entire_dso()

static int addr_filter__entire_dso	(	struct addr_filter *	filt,
		struct dso *	dso
	)

static

Definition at line 1973 of file auxtrace.c.

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◆ addr_filter__entire_kernel()

static int addr_filter__entire_kernel ( struct addr_filter * filt )

static

Definition at line 1800 of file auxtrace.c.

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◆ addr_filter__free()

static void addr_filter__free ( struct addr_filter * filt )

static

Definition at line 1458 of file auxtrace.c.

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◆ addr_filter__free_str()

static void addr_filter__free_str ( struct addr_filter * filt )

static

Definition at line 1438 of file auxtrace.c.

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◆ addr_filter__new()

static struct addr_filter* addr_filter__new ( void )

static

Definition at line 1448 of file auxtrace.c.

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◆ addr_filter__resolve_kernel_syms()

static int addr_filter__resolve_kernel_syms ( struct addr_filter * filt )

static

Definition at line 1833 of file auxtrace.c.

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◆ addr_filter__resolve_syms()

static int addr_filter__resolve_syms ( struct addr_filter * filt )

static

Definition at line 1990 of file auxtrace.c.

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◆ addr_filter__to_str()

static char* addr_filter__to_str ( struct addr_filter * filt )

static

Definition at line 2042 of file auxtrace.c.

◆ addr_filters__add()

static void addr_filters__add	(	struct addr_filters *	filts,
		struct addr_filter *	filt
	)

static

Definition at line 1465 of file auxtrace.c.

◆ addr_filters__del()

static void addr_filters__del	(	struct addr_filters *	filts,
		struct addr_filter *	filt
	)

static

Definition at line 1472 of file auxtrace.c.

◆ addr_filters__exit()

void addr_filters__exit ( struct addr_filters * filts )

Definition at line 1485 of file auxtrace.c.

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◆ addr_filters__init()

void addr_filters__init ( struct addr_filters * filts )

Definition at line 1479 of file auxtrace.c.

◆ addr_filters__parse_bare_filter()

int addr_filters__parse_bare_filter	(	struct addr_filters *	filts,
		const char *	filter
	)

Definition at line 1645 of file auxtrace.c.

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◆ auxtrace__dont_decode()

static bool auxtrace__dont_decode ( struct perf_session * session )

static

Definition at line 63 of file auxtrace.c.

◆ auxtrace_alloc_queue_array()

static struct auxtrace_queue* auxtrace_alloc_queue_array ( unsigned int nr_queues )

static

Definition at line 152 of file auxtrace.c.

◆ auxtrace_buffer__drop_data()

void auxtrace_buffer__drop_data ( struct auxtrace_buffer * buffer )

Definition at line 837 of file auxtrace.c.

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◆ auxtrace_buffer__free()

void auxtrace_buffer__free ( struct auxtrace_buffer * buffer )

Definition at line 848 of file auxtrace.c.

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◆ auxtrace_buffer__get_data()

void* auxtrace_buffer__get_data	(	struct auxtrace_buffer *	buffer,
		int	fd
	)

Definition at line 804 of file auxtrace.c.

◆ auxtrace_buffer__next()

struct auxtrace_buffer* auxtrace_buffer__next	(	struct auxtrace_queue *	queue,
		struct auxtrace_buffer *	buffer
	)

Definition at line 788 of file auxtrace.c.

◆ auxtrace_buffer__put_data()

void auxtrace_buffer__put_data ( struct auxtrace_buffer * buffer )

Definition at line 826 of file auxtrace.c.

◆ auxtrace_cache__add()

int auxtrace_cache__add	(	struct auxtrace_cache *	c,
		u32	key,
		struct auxtrace_cache_entry *	entry
	)

Definition at line 1409 of file auxtrace.c.

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◆ auxtrace_cache__alloc_entry()

void* auxtrace_cache__alloc_entry ( struct auxtrace_cache * c )

Definition at line 1398 of file auxtrace.c.

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◆ auxtrace_cache__drop()

static void auxtrace_cache__drop ( struct auxtrace_cache * c )

static

Definition at line 1369 of file auxtrace.c.

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◆ auxtrace_cache__free()

void auxtrace_cache__free ( struct auxtrace_cache * c )

Definition at line 1388 of file auxtrace.c.

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◆ auxtrace_cache__free_entry()

void auxtrace_cache__free_entry	(	struct auxtrace_cache *c	__maybe_unused,
		void *	entry
	)

Definition at line 1403 of file auxtrace.c.

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◆ auxtrace_cache__lookup()

void* auxtrace_cache__lookup	(	struct auxtrace_cache *	c,
		u32	key
	)

Definition at line 1421 of file auxtrace.c.

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◆ auxtrace_cache__new()

struct auxtrace_cache* auxtrace_cache__new	(	unsigned int	bits,
		size_t	entry_size,
		unsigned int	limit_percent
	)

Definition at line 1336 of file auxtrace.c.

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◆ auxtrace_copy_data()

static void* auxtrace_copy_data	(	u64	size,
		struct perf_session *	session
	)

static

Definition at line 214 of file auxtrace.c.

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◆ auxtrace_error_name()

static const char* auxtrace_error_name ( int type )

static

Definition at line 1137 of file auxtrace.c.

◆ auxtrace_heap__add()

int auxtrace_heap__add	(	struct auxtrace_heap *	heap,
		unsigned int	queue_nr,
		u64	ordinal
	)

Definition at line 440 of file auxtrace.c.

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◆ auxtrace_heap__free()

void auxtrace_heap__free ( struct auxtrace_heap * heap )

Definition at line 463 of file auxtrace.c.

◆ auxtrace_heap__pop()

void auxtrace_heap__pop ( struct auxtrace_heap * heap )

Definition at line 470 of file auxtrace.c.

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◆ auxtrace_heapify()

static void auxtrace_heapify	(	struct auxtrace_heap_item *	heap_array,
		unsigned int	pos,
		unsigned int	queue_nr,
		u64	ordinal
	)

static

Definition at line 423 of file auxtrace.c.

◆ auxtrace_index__alloc()

static int auxtrace_index__alloc ( struct list_head * head )

static

Definition at line 597 of file auxtrace.c.

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◆ auxtrace_index__auxtrace_event()

int auxtrace_index__auxtrace_event	(	struct list_head *	head,
		union perf_event *	event,
		off_t	file_offset
	)

Definition at line 647 of file auxtrace.c.

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◆ auxtrace_index__do_write()

static int auxtrace_index__do_write	(	int	fd,
		struct auxtrace_index *	auxtrace_index
	)

static

Definition at line 665 of file auxtrace.c.

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◆ auxtrace_index__free()

void auxtrace_index__free ( struct list_head * head )

Definition at line 613 of file auxtrace.c.

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◆ auxtrace_index__last()

static struct auxtrace_index* auxtrace_index__last ( struct list_head * head )

static

Definition at line 623 of file auxtrace.c.

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◆ auxtrace_index__process()

int auxtrace_index__process	(	int fd	,
		u64 size	,
		struct perf_session *	session,
		bool	needs_swap
	)

Definition at line 730 of file auxtrace.c.

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◆ auxtrace_index__process_entry()

static int auxtrace_index__process_entry	(	int	fd,
		struct list_head *	head,
		bool	needs_swap
	)

static

Definition at line 701 of file auxtrace.c.

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◆ auxtrace_index__write()

int auxtrace_index__write	(	int fd	,
		struct list_head *	head
	)

Definition at line 680 of file auxtrace.c.

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◆ auxtrace_mmap__mmap()

int auxtrace_mmap__mmap	(	struct auxtrace_mmap *	mm,
		struct auxtrace_mmap_params *	mp,
		void *	userpg,
		int	fd
	)

Definition at line 69 of file auxtrace.c.

◆ auxtrace_mmap__munmap()

void auxtrace_mmap__munmap ( struct auxtrace_mmap * mm )

Definition at line 108 of file auxtrace.c.

◆ auxtrace_mmap__read()

int auxtrace_mmap__read	(	struct auxtrace_mmap *	mm,
		struct auxtrace_record *	itr,
		struct perf_tool *	tool,
		process_auxtrace_t	fn
	)

Definition at line 1303 of file auxtrace.c.

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◆ auxtrace_mmap__read_snapshot()

int auxtrace_mmap__read_snapshot	(	struct auxtrace_mmap *	mm,
		struct auxtrace_record *	itr,
		struct perf_tool *	tool,
		process_auxtrace_t	fn,
		size_t	snapshot_size
	)

Definition at line 1309 of file auxtrace.c.

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◆ auxtrace_mmap_params__init()

void auxtrace_mmap_params__init	(	struct auxtrace_mmap_params *	mp,
		off_t	auxtrace_offset,
		unsigned int	auxtrace_pages,
		bool	auxtrace_overwrite
	)

Definition at line 116 of file auxtrace.c.

◆ auxtrace_mmap_params__set_idx()

void auxtrace_mmap_params__set_idx	(	struct auxtrace_mmap_params *	mp,
		struct perf_evlist *	evlist,
		int	idx,
		bool	per_cpu
	)

Definition at line 132 of file auxtrace.c.

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◆ auxtrace_not_supported()

static int auxtrace_not_supported ( void )

static

Definition at line 516 of file auxtrace.c.

◆ auxtrace_parse_filters()

int auxtrace_parse_filters ( struct perf_evlist * evlist )

Definition at line 2144 of file auxtrace.c.

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◆ auxtrace_parse_snapshot_options()

int auxtrace_parse_snapshot_options	(	struct auxtrace_record *	itr,
		struct record_opts *	opts,
		const char *	str
	)

Definition at line 577 of file auxtrace.c.

◆ auxtrace_queues__add_buffer()

static int auxtrace_queues__add_buffer	(	struct auxtrace_queues *	queues,
		struct perf_session *	session,
		unsigned int	idx,
		struct auxtrace_buffer *	buffer,
		struct auxtrace_buffer **	buffer_ptr
	)

static

Definition at line 312 of file auxtrace.c.

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◆ auxtrace_queues__add_event()

int auxtrace_queues__add_event	(	struct auxtrace_queues *	queues,
		struct perf_session *	session,
		union perf_event *	event,
		off_t	data_offset,
		struct auxtrace_buffer **	buffer_ptr
	)

Definition at line 357 of file auxtrace.c.

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◆ auxtrace_queues__add_indexed_event()

static int auxtrace_queues__add_indexed_event	(	struct auxtrace_queues *	queues,
		struct perf_session *	session,
		off_t	file_offset,
		size_t	sz
	)

static

Definition at line 377 of file auxtrace.c.

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◆ auxtrace_queues__free()

void auxtrace_queues__free ( struct auxtrace_queues * queues )

Definition at line 404 of file auxtrace.c.

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◆ auxtrace_queues__grow()

static int auxtrace_queues__grow	(	struct auxtrace_queues *	queues,
		unsigned int	new_nr_queues
	)

static

Definition at line 182 of file auxtrace.c.

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◆ auxtrace_queues__init()

int auxtrace_queues__init ( struct auxtrace_queues * queues )

Definition at line 173 of file auxtrace.c.

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◆ auxtrace_queues__process_index()

int auxtrace_queues__process_index	(	struct auxtrace_queues *	queues,
		struct perf_session *	session
	)

Definition at line 764 of file auxtrace.c.

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◆ auxtrace_queues__process_index_entry()

static int auxtrace_queues__process_index_entry	(	struct auxtrace_queues *	queues,
		struct perf_session *	session,
		struct auxtrace_index_entry *	ent
	)

static

Definition at line 756 of file auxtrace.c.

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◆ auxtrace_queues__queue_buffer()

static int auxtrace_queues__queue_buffer	(	struct auxtrace_queues *	queues,
		unsigned int	idx,
		struct auxtrace_buffer *	buffer
	)

static

Definition at line 236 of file auxtrace.c.

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◆ auxtrace_queues__split_buffer()

static int auxtrace_queues__split_buffer	(	struct auxtrace_queues *	queues,
		unsigned int	idx,
		struct auxtrace_buffer *	buffer
	)

static

Definition at line 274 of file auxtrace.c.

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◆ auxtrace_record__find_snapshot()

int auxtrace_record__find_snapshot	(	struct auxtrace_record *	itr,
		int	idx,
		struct auxtrace_mmap *	mm,
		unsigned char *	data,
		u64 *	head,
		u64 *	old
	)

Definition at line 552 of file auxtrace.c.

◆ auxtrace_record__free()

void auxtrace_record__free ( struct auxtrace_record * itr )

Definition at line 532 of file auxtrace.c.

◆ auxtrace_record__info_fill()

int auxtrace_record__info_fill	(	struct auxtrace_record *	itr,
		struct perf_session *	session,
		struct auxtrace_info_event *	auxtrace_info,
		size_t	priv_size
	)

Definition at line 522 of file auxtrace.c.

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◆ auxtrace_record__info_priv_size()

size_t auxtrace_record__info_priv_size	(	struct auxtrace_record *	itr,
		struct perf_evlist *	evlist
	)

Definition at line 508 of file auxtrace.c.

◆ auxtrace_record__init()

struct auxtrace_record* __weak auxtrace_record__init	(	struct perf_evlist *evlist	__maybe_unused,
		int *	err
	)

Definition at line 591 of file auxtrace.c.

◆ auxtrace_record__options()

int auxtrace_record__options	(	struct auxtrace_record *	itr,
		struct perf_evlist *	evlist,
		struct record_opts *	opts
	)

Definition at line 561 of file auxtrace.c.

◆ auxtrace_record__reference()

u64 auxtrace_record__reference ( struct auxtrace_record * itr )

Definition at line 570 of file auxtrace.c.

◆ auxtrace_record__snapshot_finish()

int auxtrace_record__snapshot_finish ( struct auxtrace_record * itr )

Definition at line 545 of file auxtrace.c.

◆ auxtrace_record__snapshot_start()

int auxtrace_record__snapshot_start ( struct auxtrace_record * itr )

Definition at line 538 of file auxtrace.c.

◆ auxtrace_synth_error()

void auxtrace_synth_error	(	struct auxtrace_error_event *	auxtrace_error,
		int	type,
		int	code,
		int	cpu,
		pid_t	pid,
		pid_t	tid,
		u64	ip,
		const char *	msg
	)

Definition at line 854 of file auxtrace.c.

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◆ check_end_after_start()

static int check_end_after_start	(	struct addr_filter *	filt,
		u64	start,
		u64	size
	)

static

Definition at line 1817 of file auxtrace.c.

◆ dso_sym_match()

static bool dso_sym_match	(	struct symbol *	sym,
		const char *	name,
		int *	cnt,
		int	idx
	)

static

Definition at line 1900 of file auxtrace.c.

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◆ events_stats__auxtrace_error_warn()

void events_stats__auxtrace_error_warn ( const struct events_stats * stats )

Definition at line 1169 of file auxtrace.c.

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◆ filter_cpu()

static bool filter_cpu	(	struct perf_session *	session,
		int	cpu
	)

static

Definition at line 305 of file auxtrace.c.

◆ find_dso_sym()

static int find_dso_sym	(	struct dso *	dso,
		const char *	sym_name,
		u64 *	start,
		u64 *	size,
		int	idx
	)

static

Definition at line 1939 of file auxtrace.c.

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◆ find_entire_kern_cb()

static int find_entire_kern_cb	(	void *	arg,
		const char *name	__maybe_unused,
		char	type,
		u64	start
	)

static

Definition at line 1782 of file auxtrace.c.

◆ find_kern_sym()

static int find_kern_sym	(	const char *	sym_name,
		u64 *	start,
		u64 *	size,
		int	idx
	)

static

Definition at line 1742 of file auxtrace.c.

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◆ find_kern_sym_cb()

static int find_kern_sym_cb	(	void *	arg,
		const char *	name,
		char	type,
		u64	start
	)

static

Definition at line 1689 of file auxtrace.c.

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◆ itrace_parse_synth_opts()

int itrace_parse_synth_opts	(	const struct option *	opt,
		const char *	str,
		int	unset
	)

Definition at line 981 of file auxtrace.c.

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◆ itrace_synth_opts__set_default()

void itrace_synth_opts__set_default ( struct itrace_synth_opts * synth_opts )

Definition at line 961 of file auxtrace.c.

◆ kern_sym_match()

static bool kern_sym_match	(	struct sym_args *	args,
		const char *	name,
		char	type
	)

static

Definition at line 1679 of file auxtrace.c.

◆ load_dso()

static struct dso* load_dso ( const char * name )

static

Definition at line 1882 of file auxtrace.c.

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◆ parse_action()

static int parse_action ( struct addr_filter * filt )

static

Definition at line 1531 of file auxtrace.c.

◆ parse_addr_filter()

static int parse_addr_filter	(	struct perf_evsel *	evsel,
		const char *	filter,
		int	max_nr
	)

static

Definition at line 2068 of file auxtrace.c.

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◆ parse_addr_size()

static int parse_addr_size	(	char **	inp,
		u64 *	num,
		const char **	str,
		int *	idx
	)

static

Definition at line 1581 of file auxtrace.c.

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◆ parse_num_or_str()

static int parse_num_or_str	(	char **	inp,
		u64 *	num,
		const char **	str,
		const char *	str_delim
	)

static

Definition at line 1495 of file auxtrace.c.

◆ parse_one_filter()

static int parse_one_filter	(	struct addr_filter *	filt,
		const char **	filter_inp
	)

static

Definition at line 1591 of file auxtrace.c.

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◆ parse_sym_idx()

static int parse_sym_idx	(	char **	inp,
		int *	idx
	)

static

Definition at line 1550 of file auxtrace.c.

◆ perf_event__fprintf_auxtrace_error()

size_t perf_event__fprintf_auxtrace_error	(	union perf_event *	event,
		FILE *	fp
	)

Definition at line 1148 of file auxtrace.c.

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◆ perf_event__process_auxtrace()

s64 perf_event__process_auxtrace	(	struct perf_tool *	tool,
		union perf_event *	event,
		struct perf_session *	session
	)

Definition at line 929 of file auxtrace.c.

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◆ perf_event__process_auxtrace_error()

int perf_event__process_auxtrace_error	(	struct perf_tool *tool	__maybe_unused,
		union perf_event *	event,
		struct perf_session *	session
	)

Definition at line 1182 of file auxtrace.c.

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◆ perf_event__process_auxtrace_info()

int perf_event__process_auxtrace_info	(	struct perf_tool *tool	__maybe_unused,
		union perf_event *	event,
		struct perf_session *	session
	)

Definition at line 905 of file auxtrace.c.

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◆ perf_event__synthesize_auxtrace_info()

int perf_event__synthesize_auxtrace_info	(	struct auxtrace_record *	itr,
		struct perf_tool *	tool,
		struct perf_session *	session,
		perf_event__handler_t	process
	)

Definition at line 876 of file auxtrace.c.

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◆ perf_evsel__find_pmu()

static struct perf_pmu* perf_evsel__find_pmu ( struct perf_evsel * evsel )

static

Definition at line 2119 of file auxtrace.c.

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◆ perf_evsel__nr_addr_filter()

static int perf_evsel__nr_addr_filter ( struct perf_evsel * evsel )

static

Definition at line 2131 of file auxtrace.c.

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◆ perf_session__auxtrace_error_inc()

void perf_session__auxtrace_error_inc	(	struct perf_session *	session,
		union perf_event *	event
	)

Definition at line 1160 of file auxtrace.c.

◆ print_duplicate_syms()

static void print_duplicate_syms	(	struct dso *	dso,
		const char *	sym_name
	)

static

Definition at line 1910 of file auxtrace.c.

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◆ print_kern_sym_cb()

static int print_kern_sym_cb	(	void *	arg,
		const char *	name,
		char	type,
		u64	start
	)

static

Definition at line 1711 of file auxtrace.c.

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◆ sym_not_found_error()

static int sym_not_found_error	(	const char *	sym_name,
		int	idx
	)

static

Definition at line 1727 of file auxtrace.c.

Variable Documentation

◆ auxtrace_error_type_name

const char* const auxtrace_error_type_name[]

static

Initial value:

= {
    [PERF_AUXTRACE_ERROR_ITRACE] = "instruction trace",
}

Definition at line 1133 of file auxtrace.c.

Classes

Macros

Functions

Variables

Macro Definition Documentation

◆ AUXTRACE_INIT_NR_QUEUES

◆ BUFFER_LIMIT_FOR_32_BIT

◆ PERF_ITRACE_DEFAULT_CALLCHAIN_SZ

◆ PERF_ITRACE_DEFAULT_LAST_BRANCH_SZ

◆ PERF_ITRACE_DEFAULT_PERIOD

◆ PERF_ITRACE_DEFAULT_PERIOD_TYPE

◆ PERF_ITRACE_MAX_CALLCHAIN_SZ

◆ PERF_ITRACE_MAX_LAST_BRANCH_SZ

Function Documentation

◆ __auxtrace_mmap__read()

◆ addr_filter__entire_dso()

◆ addr_filter__entire_kernel()

◆ addr_filter__free()

◆ addr_filter__free_str()

◆ addr_filter__new()

◆ addr_filter__resolve_kernel_syms()

◆ addr_filter__resolve_syms()

◆ addr_filter__to_str()

◆ addr_filters__add()

◆ addr_filters__del()

◆ addr_filters__exit()

◆ addr_filters__init()

◆ addr_filters__parse_bare_filter()

◆ auxtrace__dont_decode()

◆ auxtrace_alloc_queue_array()

◆ auxtrace_buffer__drop_data()

◆ auxtrace_buffer__free()

◆ auxtrace_buffer__get_data()

◆ auxtrace_buffer__next()

◆ auxtrace_buffer__put_data()

◆ auxtrace_cache__add()

◆ auxtrace_cache__alloc_entry()

◆ auxtrace_cache__drop()

◆ auxtrace_cache__free()

◆ auxtrace_cache__free_entry()

◆ auxtrace_cache__lookup()

◆ auxtrace_cache__new()

◆ auxtrace_copy_data()

◆ auxtrace_error_name()

◆ auxtrace_heap__add()

◆ auxtrace_heap__free()

◆ auxtrace_heap__pop()

◆ auxtrace_heapify()

◆ auxtrace_index__alloc()

◆ auxtrace_index__auxtrace_event()

◆ auxtrace_index__do_write()

◆ auxtrace_index__free()

◆ auxtrace_index__last()

◆ auxtrace_index__process()

◆ auxtrace_index__process_entry()

◆ auxtrace_index__write()

◆ auxtrace_mmap__mmap()

◆ auxtrace_mmap__munmap()

◆ auxtrace_mmap__read()

◆ auxtrace_mmap__read_snapshot()

◆ auxtrace_mmap_params__init()

◆ auxtrace_mmap_params__set_idx()

◆ auxtrace_not_supported()

◆ auxtrace_parse_filters()

◆ auxtrace_parse_snapshot_options()

◆ auxtrace_queues__add_buffer()

◆ auxtrace_queues__add_event()

◆ auxtrace_queues__add_indexed_event()

◆ auxtrace_queues__free()

◆ auxtrace_queues__grow()

◆ auxtrace_queues__init()

◆ auxtrace_queues__process_index()

◆ auxtrace_queues__process_index_entry()

◆ auxtrace_queues__queue_buffer()

◆ auxtrace_queues__split_buffer()

◆ auxtrace_record__find_snapshot()

◆ auxtrace_record__free()

◆ auxtrace_record__info_fill()

◆ auxtrace_record__info_priv_size()

◆ auxtrace_record__init()