Commit 
68234df4ea79 ("arm64: kill flush_cache_all()") removed the
only users of these macros.
Signed-off-by: Daniel Thompson <daniel.thompson@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
 
        msr     daifclr, #2
        .endm
 
-/*
- * Save/disable and restore interrupts.
- */
-       .macro  save_and_disable_irqs, olddaif
-       mrs     \olddaif, daif
-       disable_irq
-       .endm
-
-       .macro  restore_irqs, olddaif
-       msr     daif, \olddaif
-       .endm
-
 /*
  * Enable and disable debug exceptions.
  */