Re: [PATCH V2 03/14] x86/set_memory: Add x86_set_memory_enc static call support

On Thu, Aug 05, 2021 at 10:05:17PM +0800, Tianyu Lan wrote:

+static int default_set_memory_enc(unsigned long addr, int numpages, bool
enc)
+{
+	return 0;
+}
+
+DEFINE_STATIC_CALL(x86_set_memory_enc, default_set_memory_enc);

That's spelled:

DEFINE_STATIC_CALL_RET0(x86_set_memory_enc, __set_memory_enc_dec);

And then you can remove the default_set_memory_enc() thing.