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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:21:27 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:21:27 +0200
commit8f9aa2c90530ab92301a82231ae44f3722becd93 (patch)
treefb282e955b0a880b07131a135257fe3ec764e928 /tools/perf/util/symbol.c
parent93467b31bec6da512b51544e5e4584f2745e995e (diff)
parent155b42bec9cbb6b8cdc47dd9bd09503a81fbe493 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/util/symbol.c')
-rw-r--r--tools/perf/util/symbol.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index fcaeeddbbb6b..85bdb3cbe0b8 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -48,6 +48,13 @@
#include <symbol/kallsyms.h>
#include <sys/utsname.h>
+static int map_fixup_cb(struct map *map, void *data __maybe_unused)
+{
+ map__fixup_start(map);
+ map__fixup_end(map);
+ return 0;
+}
+
static int dso__load_kernel_sym(struct dso *dso, struct map *map);
static int dso__load_guest_kernel_sym(struct dso *dso, struct map *map);
static bool symbol__is_idle(const char *name);
@@ -2121,10 +2128,11 @@ do_kallsyms:
free(kallsyms_allocated_filename);
if (err > 0 && !dso__is_kcore(dso)) {
+ struct maps *kmaps = map__kmaps(map);
+
dso__set_binary_type(dso, DSO_BINARY_TYPE__KALLSYMS);
dso__set_long_name(dso, DSO__NAME_KALLSYMS, false);
- map__fixup_start(map);
- map__fixup_end(map);
+ maps__mutate_mapping(kmaps, map, map_fixup_cb, NULL);
}
return err;
@@ -2156,7 +2164,7 @@ static int dso__load_guest_kernel_sym(struct dso *dso, struct map *map)
if (!kallsyms_filename)
return -1;
} else {
- sprintf(path, "%s/proc/kallsyms", machine->root_dir);
+ snprintf(path, sizeof(path), "%s/proc/kallsyms", machine->root_dir);
kallsyms_filename = path;
}
@@ -2164,10 +2172,11 @@ static int dso__load_guest_kernel_sym(struct dso *dso, struct map *map)
if (err > 0)
pr_debug("Using %s for symbols\n", kallsyms_filename);
if (err > 0 && !dso__is_kcore(dso)) {
+ struct maps *kmaps = map__kmaps(map);
+
dso__set_binary_type(dso, DSO_BINARY_TYPE__GUEST_KALLSYMS);
dso__set_long_name(dso, machine->mmap_name, false);
- map__fixup_start(map);
- map__fixup_end(map);
+ maps__mutate_mapping(kmaps, map, map_fixup_cb, NULL);
}
return err;