Re: [PATCH] x86/calling.h: remove unused SAVE_ALL/RESTORE_ALL macros for !CONFIG_x86_64

From: Andy Lutomirski
Date: Mon Jan 18 2016 - 12:50:33 EST

On Mon, Jan 18, 2016 at 6:13 AM, Alexander Kuleshov
<kuleshovmail@xxxxxxxxx> wrote:
> SAVE_ALL and RESTORE_ALL macros for !CONFIG_X86_64 were introduced in the
> 1a338ac32 commit (sched, x86: Optimize the preempt_schedule() call) and
> were used in the ___preempt_schedule and ___preempt_schedule_context from
> the arch/x86/kernel/preempt.S. But the arch/x86/kernel/preempt.S was
> removed in the 0ad6e3c5 commit (x86: Speed up ___preempt_schedule*() by
> using THUNK helpers). The ___preempt_schedule/___preempt_schedule_context
> were reimplemeted and not used SAVE_ALL/RESTORE_ALL anymore.
> These macros have no users anymore, so we can remove them.