diff options
-rw-r--r-- | tools/perf/util/symbol.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index d80346d0d05..c991525908b 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -1093,7 +1093,15 @@ static int dso__load_sym(struct dso *self, struct map *map, const char *name, "sh_addr: %#Lx sh_offset: %#Lx\n", __func__, (u64)sym.st_value, (u64)shdr.sh_addr, (u64)shdr.sh_offset); - sym.st_value -= shdr.sh_addr - shdr.sh_offset; + /* Assumptions: + * a) shdr.sh_addr - shdr.sh_offset == + * map->start - map->pgoff + * b) map->pgoff == 0 + * These are true iff we are looking at a function + * symbol in the main executable segment _and_ + * the main executable segment starts at the start of + * the ELF image (normally true). */ + sym.st_value -= map->start; } /* * We need to figure out if the object was created from C++ sources |