perf top: Use address pattern in lookup_sym_source

[safe/jmp/linux-2.6] / tools / perf / builtin-top.c

diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index befa57e..c72ab50 100644 (file)
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -202,10 +202,9 @@ static void parse_source(struct sym_entry *syme)
        len = sym->end - sym->start;
 
        sprintf(command,
-               "objdump --start-address=0x%016Lx "
-                        "--stop-address=0x%016Lx -dS %s",
-               map__rip_2objdump(map, sym->start),
-               map__rip_2objdump(map, sym->end), path);
+               "objdump --start-address=%#0*Lx --stop-address=%#0*Lx -dS %s",
+               BITS_PER_LONG / 4, map__rip_2objdump(map, sym->start),
+               BITS_PER_LONG / 4, map__rip_2objdump(map, sym->end), path);
 
        file = popen(command, "r");
        if (!file)
@@ -292,13 +291,15 @@ static void lookup_sym_source(struct sym_entry *syme)
 {
        struct symbol *symbol = sym_entry__symbol(syme);
        struct source_line *line;
-       char pattern[PATH_MAX];
+       const size_t pattern_len = BITS_PER_LONG / 4 + 2;
+       char pattern[pattern_len + 1];
 
-       sprintf(pattern, "<%s>:", symbol->name);
+       sprintf(pattern, "%0*Lx <", BITS_PER_LONG / 4,
+               map__rip_2objdump(syme->map, symbol->start));
 
        pthread_mutex_lock(&syme->src->lock);
        for (line = syme->src->lines; line; line = line->next) {
-               if (strstr(line->line, pattern)) {
+               if (memcmp(line->line, pattern, pattern_len) == 0) {
                        syme->src->source = line;
                        break;
                }