On Wed, Oct 13, 2021 at 05:22:40PM +0200, Ard Biesheuvel wrote: > Create proper stack frames using the provided macros for HVC/SMC calling > helpers that use the stack. This adds the PAC return address signing > when enabled, and ensures that the unwinder can deal with occurrences > of these routines appearing on the call stack. Reviewed-by: Mark Brown