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-rw-r--r--tools/objtool/objtool.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/tools/objtool/objtool.c b/tools/objtool/objtool.c
index e21db8bce493..c90c7084e45a 100644
--- a/tools/objtool/objtool.c
+++ b/tools/objtool/objtool.c
@@ -135,6 +135,28 @@ struct objtool_file *objtool_open_read(const char *_objname)
return &file;
}
+void objtool_pv_add(struct objtool_file *f, int idx, struct symbol *func)
+{
+ if (!noinstr)
+ return;
+
+ if (!f->pv_ops) {
+ WARN("paravirt confusion");
+ return;
+ }
+
+ /*
+ * These functions will be patched into native code,
+ * see paravirt_patch().
+ */
+ if (!strcmp(func->name, "_paravirt_nop") ||
+ !strcmp(func->name, "_paravirt_ident_64"))
+ return;
+
+ list_add(&func->pv_target, &f->pv_ops[idx].targets);
+ f->pv_ops[idx].clean = false;
+}
+
static void cmd_usage(void)
{
unsigned int i, longest = 0;