diff options
Diffstat (limited to 'tools/perf/util/map.c')
| -rw-r--r-- | tools/perf/util/map.c | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index 6ae97eda370b..89ac5b5dc218 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -415,16 +415,20 @@ size_t map__fprintf_dsoname(struct map *map, FILE *fp) return fprintf(fp, "%s", dsoname); } +char *map__srcline(struct map *map, u64 addr, struct symbol *sym) +{ + if (map == NULL) + return SRCLINE_UNKNOWN; + return get_srcline(map->dso, map__rip_2objdump(map, addr), sym, true, true, addr); +} + int map__fprintf_srcline(struct map *map, u64 addr, const char *prefix, FILE *fp) { - char *srcline; int ret = 0; if (map && map->dso) { - srcline = get_srcline(map->dso, - map__rip_2objdump(map, addr), NULL, - true, true, addr); + char *srcline = map__srcline(map, addr, NULL); if (srcline != SRCLINE_UNKNOWN) ret = fprintf(fp, "%s%s", prefix, srcline); free_srcline(srcline); @@ -445,6 +449,20 @@ int map__fprintf_srcline(struct map *map, u64 addr, const char *prefix, */ u64 map__rip_2objdump(struct map *map, u64 rip) { + struct kmap *kmap = __map__kmap(map); + + /* + * vmlinux does not have program headers for PTI entry trampolines and + * kcore may not either. However the trampoline object code is on the + * main kernel map, so just use that instead. + */ + if (kmap && is_entry_trampoline(kmap->name) && kmap->kmaps && kmap->kmaps->machine) { + struct map *kernel_map = machine__kernel_map(kmap->kmaps->machine); + + if (kernel_map) + map = kernel_map; + } + if (!map->dso->adjust_symbols) return rip; |