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-rw-r--r--tools/bpf/resolve_btfids/main.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/tools/bpf/resolve_btfids/main.c b/tools/bpf/resolve_btfids/main.c
index 35a172d3d80d..6152d1356d7b 100644
--- a/tools/bpf/resolve_btfids/main.c
+++ b/tools/bpf/resolve_btfids/main.c
@@ -227,6 +227,24 @@ static char *get_id(const char *prefix_end)
return id;
}
+static struct btf_id *add_set(struct object *obj, char *name)
+{
+ /*
+ * __BTF_ID__set__name
+ * name = ^
+ * id = ^
+ */
+ char *id = name + sizeof(BTF_SET "__") - 1;
+ int len = strlen(name);
+
+ if (id >= name + len) {
+ pr_err("FAILED to parse set name: %s\n", name);
+ return NULL;
+ }
+
+ return btf_id__add(&obj->sets, id, true);
+}
+
static struct btf_id *add_symbol(struct rb_root *root, char *name, size_t size)
{
char *id;
@@ -383,7 +401,7 @@ static int symbols_collect(struct object *obj)
id = add_symbol(&obj->funcs, prefix, sizeof(BTF_FUNC) - 1);
/* set */
} else if (!strncmp(prefix, BTF_SET, sizeof(BTF_SET) - 1)) {
- id = add_symbol(&obj->sets, prefix, sizeof(BTF_SET) - 1);
+ id = add_set(obj, prefix);
/*
* SET objects store list's count, which is encoded
* in symbol's size, together with 'cnt' field hence