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-rw-r--r--tools/perf/util/header.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 0717bebc764..afb0849fe53 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -193,9 +193,13 @@ int build_id_cache__add_s(const char *sbuild_id, const char *debugdir,
*linkname = malloc(size), *targetname;
int len, err = -1;
- if (is_kallsyms)
+ if (is_kallsyms) {
+ if (symbol_conf.kptr_restrict) {
+ pr_debug("Not caching a kptr_restrict'ed /proc/kallsyms\n");
+ return 0;
+ }
realname = (char *)name;
- else
+ } else
realname = realpath(name, NULL);
if (realname == NULL || filename == NULL || linkname == NULL)