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Commit 6893d4ee authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo Committed by Ingo Molnar
Browse files

perf symbols: Introduce symbol_type__is_a 



For selecting the right types of symbols in /proc/kallsyms, will be
followed by elf_symbol_type__is_a, for the same purpose on ELF
symtabs.

Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1260550239-5372-2-git-send-email-acme@infradead.org>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 9958e1f0

tools/perf/util/event.h

+2 −2
Original line number Original line Diff line number Diff line
@@ -103,10 +103,10 @@ void event__print_totals(void); 




enum map_type {

enum map_type {

	MAP__FUNCTION = 0,

	MAP__FUNCTION = 0,



	MAP__NR_TYPES,

};

};





#define MAP__NR_TYPES (MAP__FUNCTION + 1)



struct map {

struct map {

	union {

	union {

		struct rb_node	rb_node;

		struct rb_node	rb_node;

tools/perf/util/symbol.c

+11 −4
Original line number Original line Diff line number Diff line
@@ -56,6 +56,16 @@ static void dso__set_loaded(struct dso *self, enum map_type type) 
	self->loaded |= (1 << type);

	self->loaded |= (1 << type);

}

}





static bool symbol_type__is_a(char symbol_type, enum map_type map_type)

{

	switch (map_type) {

	case MAP__FUNCTION:

		return symbol_type == 'T' || symbol_type == 'W';

	default:

		return false;

	}

}



static void symbols__fixup_end(struct rb_root *self)

static void symbols__fixup_end(struct rb_root *self)

{

{

	struct rb_node *nd, *prevnd = rb_first(self);

	struct rb_node *nd, *prevnd = rb_first(self);
@@ -327,10 +337,7 @@ static int dso__load_all_kallsyms(struct dso *self, struct map *map) 
			continue;

			continue;





		symbol_type = toupper(line[len]);

		symbol_type = toupper(line[len]);

		/*

		if (!symbol_type__is_a(symbol_type, map->type))

		 * We're interested only in code ('T'ext)

		 */

		if (symbol_type != 'T' && symbol_type != 'W')

			continue;

			continue;





		symbol_name = line + len + 2;

		symbol_name = line + len + 2;