David S. Miller wrote:
> That's a waste of cycles and I-cache usage, for what gain?

Correctness.


> I don't see why a function cannot have an alternate entry like this.

The ENTRY macro should get cfi_ support.  Then you cannot nest
.cfi_startproc.  cfi is not optional.

-- 
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖