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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/tools/perf/util/symbol.h
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@@ -3,18 +3,15 @@
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 #define __PERF_SYMBOL 1
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 #include <linux/types.h>
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+#include <linux/refcount.h>
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 #include <stdbool.h>
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 #include <stdint.h>
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-#include "map.h"
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-#include "../perf.h"
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 #include <linux/list.h>
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 #include <linux/rbtree.h>
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 #include <stdio.h>
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-#include <byteswap.h>
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-#include <libgen.h>
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-#include "build-id.h"
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-#include "event.h"
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 #include "path.h"
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+#include "symbol_conf.h"
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+#include "spark.h"
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 #ifdef HAVE_LIBELF_SUPPORT
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 #include <libelf.h>
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@@ -22,13 +19,17 @@
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 #endif
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 #include <elf.h>
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-#include "dso.h"
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+struct dso;
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+struct map;
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+struct maps;
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+struct option;
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+struct build_id;
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 /*
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  * libelf 0.8.x and earlier do not support ELF_C_READ_MMAP;
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  * for newer versions we can use mmap to reduce memory usage:
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  */
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-#ifdef HAVE_LIBELF_MMAP_SUPPORT
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+#ifdef ELF_C_READ_MMAP
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 # define PERF_ELF_C_READ_MMAP ELF_C_READ_MMAP
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 #else
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 # define PERF_ELF_C_READ_MMAP ELF_C_READ
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@@ -38,15 +39,6 @@
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 Elf_Scn *elf_section_by_name(Elf *elf, GElf_Ehdr *ep,
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 			     GElf_Shdr *shp, const char *name, size_t *idx);
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 #endif
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-
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-#ifndef DMGL_PARAMS
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-#define DMGL_NO_OPTS     0              /* For readability... */
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-#define DMGL_PARAMS      (1 << 0)       /* Include function args */
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-#define DMGL_ANSI        (1 << 1)       /* Include const, volatile, etc */
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-#endif
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-
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-#define DSO__NAME_KALLSYMS	"[kernel.kallsyms]"
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-#define DSO__NAME_KCORE		"[kernel.kcore]"
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 /** struct symbol - symtab entry
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  *
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@@ -63,11 +55,12 @@
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 	u8		ignore:1;
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 	u8		inlined:1;
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 	u8		arch_sym;
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-	char		name[0];
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+	bool		annotate2;
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+	char		name[];
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 };
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 void symbol__delete(struct symbol *sym);
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-void symbols__delete(struct rb_root *symbols);
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+void symbols__delete(struct rb_root_cached *symbols);
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 /* symbols__for_each_entry - iterate over symbols (rb_root)
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  *
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@@ -76,7 +69,7 @@
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  * @nd: the 'struct rb_node *' to use as a temporary storage
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  */
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 #define symbols__for_each_entry(symbols, pos, nd)			\
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-	for (nd = rb_first(symbols);					\
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+	for (nd = rb_first_cached(symbols);					\
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 	     nd && (pos = rb_entry(nd, struct symbol, rb_node));	\
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 	     nd = rb_next(nd))
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@@ -87,68 +80,6 @@
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 struct strlist;
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 struct intlist;
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-
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-struct symbol_conf {
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-	unsigned short	priv_size;
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-	bool		try_vmlinux_path,
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-			init_annotation,
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-			force,
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-			ignore_vmlinux,
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-			ignore_vmlinux_buildid,
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-			show_kernel_path,
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-			use_modules,
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-			allow_aliases,
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-			sort_by_name,
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-			show_nr_samples,
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-			show_total_period,
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-			use_callchain,
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-			cumulate_callchain,
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-			show_branchflag_count,
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-			exclude_other,
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-			show_cpu_utilization,
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-			initialized,
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-			kptr_restrict,
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-			event_group,
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-			demangle,
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-			demangle_kernel,
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-			filter_relative,
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-			show_hist_headers,
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-			branch_callstack,
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-			has_filter,
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-			show_ref_callgraph,
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-			hide_unresolved,
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-			raw_trace,
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-			report_hierarchy,
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-			inline_name;
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-	const char	*vmlinux_name,
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-			*kallsyms_name,
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-			*source_prefix,
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-			*field_sep;
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-	const char	*default_guest_vmlinux_name,
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-			*default_guest_kallsyms,
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-			*default_guest_modules;
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-	const char	*guestmount;
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-	const char	*dso_list_str,
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-			*comm_list_str,
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-			*pid_list_str,
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-			*tid_list_str,
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-			*sym_list_str,
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-			*col_width_list_str,
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-			*bt_stop_list_str;
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-       struct strlist	*dso_list,
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-			*comm_list,
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-			*sym_list,
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-			*dso_from_list,
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-			*dso_to_list,
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-			*sym_from_list,
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-			*sym_to_list,
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-			*bt_stop_list;
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-	struct intlist	*pid_list,
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-			*tid_list;
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-	const char	*symfs;
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-};
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-
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-extern struct symbol_conf symbol_conf;
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 struct symbol_name_rb_node {
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 	struct rb_node	rb_node;
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@@ -176,37 +107,9 @@
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 	u64		unrelocated_addr;
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 };
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-struct map_symbol {
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-	struct map    *map;
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-	struct symbol *sym;
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-};
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-
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-struct addr_map_symbol {
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-	struct map    *map;
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-	struct symbol *sym;
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-	u64	      addr;
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-	u64	      al_addr;
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-	u64	      phys_addr;
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-};
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-
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-struct branch_info {
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-	struct addr_map_symbol from;
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-	struct addr_map_symbol to;
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-	struct branch_flags flags;
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-	char			*srcline_from;
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-	char			*srcline_to;
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-};
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-
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-struct mem_info {
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-	struct addr_map_symbol	iaddr;
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-	struct addr_map_symbol	daddr;
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-	union perf_mem_data_src	data_src;
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-	refcount_t		refcnt;
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-};
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-
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 struct addr_location {
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-	struct machine *machine;
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 	struct thread *thread;
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+	struct maps   *maps;
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 	struct map    *map;
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 	struct symbol *sym;
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 	const char    *srcline;
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@@ -218,37 +121,6 @@
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 	s32	      socket;
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 };
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-struct symsrc {
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-	char *name;
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-	int fd;
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-	enum dso_binary_type type;
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-
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-#ifdef HAVE_LIBELF_SUPPORT
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-	Elf *elf;
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-	GElf_Ehdr ehdr;
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-
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-	Elf_Scn *opdsec;
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-	size_t opdidx;
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-	GElf_Shdr opdshdr;
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-
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-	Elf_Scn *symtab;
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-	GElf_Shdr symshdr;
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-
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-	Elf_Scn *dynsym;
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-	size_t dynsym_idx;
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-	GElf_Shdr dynshdr;
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-
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-	bool adjust_symbols;
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-	bool is_64_bit;
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-#endif
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-};
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-
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-void symsrc__destroy(struct symsrc *ss);
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-int symsrc__init(struct symsrc *ss, struct dso *dso, const char *name,
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-		 enum dso_binary_type type);
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-bool symsrc__has_symtab(struct symsrc *ss);
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-bool symsrc__possibly_runtime(struct symsrc *ss);
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-
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 int dso__load(struct dso *dso, struct map *map);
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 int dso__load_vmlinux(struct dso *dso, struct map *map,
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 		      const char *vmlinux, bool vmlinux_allocated);
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@@ -258,6 +130,8 @@
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 int dso__load_kallsyms(struct dso *dso, const char *filename, struct map *map);
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 void dso__insert_symbol(struct dso *dso,
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+			struct symbol *sym);
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+void dso__delete_symbol(struct dso *dso,
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 			struct symbol *sym);
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 struct symbol *dso__find_symbol(struct dso *dso, u64 addr);
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@@ -271,8 +145,8 @@
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145
 
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 enum dso_type dso__type_fd(int fd);
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147
 
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-int filename__read_build_id(const char *filename, void *bf, size_t size);
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-int sysfs__read_build_id(const char *filename, void *bf, size_t size);
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+int filename__read_build_id(const char *filename, struct build_id *id);
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+int sysfs__read_build_id(const char *filename, struct build_id *bid);
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 int modules__parse(const char *filename, void *arg,
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 		   int (*process_module)(void *arg, const char *name,
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 					 u64 start, u64 size));
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@@ -302,17 +176,24 @@
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 int symbol__config_symfs(const struct option *opt __maybe_unused,
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 			 const char *dir, int unset __maybe_unused);
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+struct symsrc;
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+
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+#ifdef HAVE_LIBBFD_SUPPORT
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+int dso__load_bfd_symbols(struct dso *dso, const char *debugfile);
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+#endif
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+
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 int dso__load_sym(struct dso *dso, struct map *map, struct symsrc *syms_ss,
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 		  struct symsrc *runtime_ss, int kmodule);
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 int dso__synthesize_plt_symbols(struct dso *dso, struct symsrc *ss);
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 char *dso__demangle_sym(struct dso *dso, int kmodule, const char *elf_name);
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-void __symbols__insert(struct rb_root *symbols, struct symbol *sym, bool kernel);
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-void symbols__insert(struct rb_root *symbols, struct symbol *sym);
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-void symbols__fixup_duplicate(struct rb_root *symbols);
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-void symbols__fixup_end(struct rb_root *symbols);
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-void map_groups__fixup_end(struct map_groups *mg);
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+void __symbols__insert(struct rb_root_cached *symbols, struct symbol *sym,
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+		       bool kernel);
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+void symbols__insert(struct rb_root_cached *symbols, struct symbol *sym);
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+void symbols__fixup_duplicate(struct rb_root_cached *symbols);
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+void symbols__fixup_end(struct rb_root_cached *symbols, bool is_kallsyms);
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+void maps__fixup_end(struct maps *maps);
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 typedef int (*mapfn_t)(u64 start, u64 len, u64 pgoff, void *data);
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 int file__read_maps(int fd, bool exe, mapfn_t mapfn, void *data,
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@@ -349,7 +230,6 @@
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 #define SYMBOL_A 0
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 #define SYMBOL_B 1
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232
 
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-void arch__symbols__fixup_end(struct symbol *p, struct symbol *c);
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 int arch__compare_symbol_names(const char *namea, const char *nameb);
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 int arch__compare_symbol_names_n(const char *namea, const char *nameb,
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 				 unsigned int n);
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@@ -380,12 +260,19 @@
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 int cleanup_sdt_note_list(struct list_head *sdt_notes);
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 int sdt_notes__get_count(struct list_head *start);
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+#define SDT_PROBES_SCN ".probes"
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 #define SDT_BASE_SCN ".stapsdt.base"
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 #define SDT_NOTE_SCN  ".note.stapsdt"
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 #define SDT_NOTE_TYPE 3
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 #define SDT_NOTE_NAME "stapsdt"
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 #define NR_ADDR 3
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+enum {
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+	SDT_NOTE_IDX_LOC = 0,
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+	SDT_NOTE_IDX_BASE,
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+	SDT_NOTE_IDX_REFCTR,
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+};
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+
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 struct mem_info *mem_info__new(void);
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 struct mem_info *mem_info__get(struct mem_info *mi);
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 void   mem_info__put(struct mem_info *mi);