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-rw-r--r--tools/perf/util/callchain.h104
1 files changed, 67 insertions, 37 deletions
diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h
index c56c23dbbf72..2a52af8c80ac 100644
--- a/tools/perf/util/callchain.h
+++ b/tools/perf/util/callchain.h
@@ -1,12 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_CALLCHAIN_H
#define __PERF_CALLCHAIN_H
-#include "../perf.h"
#include <linux/list.h>
#include <linux/rbtree.h>
-#include "event.h"
-#include "map.h"
-#include "symbol.h"
+#include "map_symbol.h"
+#include "branch.h"
+
+struct addr_location;
+struct evsel;
+struct ip_callchain;
+struct map;
+struct perf_sample;
+struct thread;
+struct hists;
#define HELP_PAD "\t\t\t\t"
@@ -87,8 +94,11 @@ enum chain_value {
CCVAL_COUNT,
};
+extern bool dwarf_callchain_users;
+
struct callchain_param {
bool enabled;
+ bool defer;
enum perf_call_graph_mode record_mode;
u32 dump_size;
enum chain_mode mode;
@@ -107,20 +117,22 @@ extern struct callchain_param callchain_param;
extern struct callchain_param callchain_param_default;
struct callchain_list {
+ struct list_head list;
u64 ip;
struct map_symbol ms;
+ const char *srcline;
+ u64 branch_count;
+ u64 from_count;
+ u64 cycles_count;
+ u64 iter_count;
+ u64 iter_cycles;
+ struct branch_type_stat *brtype_stat;
+ u64 predicted_count;
+ u64 abort_count;
struct /* for TUI */ {
bool unfolded;
bool has_children;
};
- u64 branch_count;
- u64 predicted_count;
- u64 abort_count;
- u64 cycles_count;
- u64 iter_count;
- u64 samples_count;
- char *srcline;
- struct list_head list;
};
/*
@@ -131,15 +143,24 @@ struct callchain_list {
*/
struct callchain_cursor_node {
u64 ip;
- struct map *map;
- struct symbol *sym;
+ struct map_symbol ms;
+ const char *srcline;
+ /* Indicate valid cursor node for LBR stitch */
+ bool valid;
+
bool branch;
struct branch_flags branch_flags;
+ u64 branch_from;
int nr_loop_iter;
- int samples;
+ u64 iter_cycles;
struct callchain_cursor_node *next;
};
+struct stitch_list {
+ struct list_head node;
+ struct callchain_cursor_node cursor;
+};
+
struct callchain_cursor {
u64 nr;
struct callchain_cursor_node *first;
@@ -148,8 +169,6 @@ struct callchain_cursor {
struct callchain_cursor_node *curr;
};
-extern __thread struct callchain_cursor callchain_cursor;
-
static inline void callchain_init(struct callchain_root *root)
{
INIT_LIST_HEAD(&root->node.val);
@@ -180,29 +199,19 @@ int callchain_append(struct callchain_root *root,
int callchain_merge(struct callchain_cursor *cursor,
struct callchain_root *dst, struct callchain_root *src);
-/*
- * Initialize a cursor before adding entries inside, but keep
- * the previously allocated entries as a cache.
- */
-static inline void callchain_cursor_reset(struct callchain_cursor *cursor)
-{
- struct callchain_cursor_node *node;
-
- cursor->nr = 0;
- cursor->last = &cursor->first;
-
- for (node = cursor->first; node != NULL; node = node->next)
- map__zput(node->map);
-}
+void callchain_cursor_reset(struct callchain_cursor *cursor);
int callchain_cursor_append(struct callchain_cursor *cursor, u64 ip,
- struct map *map, struct symbol *sym,
+ struct map_symbol *ms,
bool branch, struct branch_flags *flags,
- int nr_loop_iter, int samples);
+ int nr_loop_iter, u64 iter_cycles, u64 branch_from,
+ const char *srcline);
/* Close a cursor writing session. Initialize for the reader */
static inline void callchain_cursor_commit(struct callchain_cursor *cursor)
{
+ if (cursor == NULL)
+ return;
cursor->curr = cursor->first;
cursor->pos = 0;
}
@@ -211,7 +220,7 @@ static inline void callchain_cursor_commit(struct callchain_cursor *cursor)
static inline struct callchain_cursor_node *
callchain_cursor_current(struct callchain_cursor *cursor)
{
- if (cursor->pos == cursor->nr)
+ if (cursor == NULL || cursor->pos == cursor->nr)
return NULL;
return cursor->curr;
@@ -223,6 +232,8 @@ static inline void callchain_cursor_advance(struct callchain_cursor *cursor)
cursor->pos++;
}
+struct callchain_cursor *get_tls_callchain_cursor(void);
+
int callchain_cursor__copy(struct callchain_cursor *dst,
struct callchain_cursor *src);
@@ -240,7 +251,7 @@ int record_opts__parse_callchain(struct record_opts *record,
int sample__resolve_callchain(struct perf_sample *sample,
struct callchain_cursor *cursor, struct symbol **parent,
- struct perf_evsel *evsel, struct addr_location *al,
+ struct evsel *evsel, struct addr_location *al,
int max_stack);
int hist_entry__append_callchain(struct hist_entry *he, struct perf_sample *sample);
int fill_callchain_info(struct addr_location *al, struct callchain_cursor_node *node,
@@ -272,6 +283,8 @@ static inline int arch_skip_callchain_idx(struct thread *thread __maybe_unused,
}
#endif
+void arch__add_leaf_frame_record_opts(struct record_opts *opts);
+
char *callchain_list__sym_name(struct callchain_list *cl,
char *bf, size_t bfsize, bool show_dso);
char *callchain_node__scnprintf_value(struct callchain_node *node,
@@ -279,8 +292,7 @@ char *callchain_node__scnprintf_value(struct callchain_node *node,
int callchain_node__fprintf_value(struct callchain_node *node,
FILE *fp, u64 total);
-int callchain_list_counts__printf_value(struct callchain_node *node,
- struct callchain_list *clist,
+int callchain_list_counts__printf_value(struct callchain_list *clist,
FILE *fp, char *bf, int bfsize);
void free_callchain(struct callchain_root *root);
@@ -291,4 +303,22 @@ int callchain_branch_counts(struct callchain_root *root,
u64 *branch_count, u64 *predicted_count,
u64 *abort_count, u64 *cycles_count);
+void callchain_param_setup(u64 sample_type, const char *arch);
+
+bool callchain_cnode_matched(struct callchain_node *base_cnode,
+ struct callchain_node *pair_cnode);
+
+u64 callchain_total_hits(struct hists *hists);
+
+s64 callchain_avg_cycles(struct callchain_node *cnode);
+
+typedef int (*callchain_iter_fn)(struct callchain_cursor_node *node, void *data);
+
+int sample__for_each_callchain_node(struct thread *thread, struct evsel *evsel,
+ struct perf_sample *sample, int max_stack,
+ bool symbols, callchain_iter_fn cb, void *data);
+
+int sample__merge_deferred_callchain(struct perf_sample *sample_orig,
+ struct perf_sample *sample_callchain);
+
#endif /* __PERF_CALLCHAIN_H */
generated by cgit (git 2.34.1) at 2025-12-26 07:37:02 +0000