linux-kernel - Re: [PATCH 11/18] x86/asm/64: Pass sp0 directly to load

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Date:   Fri, 27 Oct 2017 22:12:03 +0200
From:   Borislav Petkov <bp@...e.de>
To:     Andy Lutomirski <luto@...nel.org>
Cc:     X86 ML <x86@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Brian Gerst <brgerst@...il.com>,
        Dave Hansen <dave.hansen@...el.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH 11/18] x86/asm/64: Pass sp0 directly to load_sp0()

On Thu, Oct 26, 2017 at 01:26:43AM -0700, Andy Lutomirski wrote:
> load_sp0() had an odd signature:
> 
> void load_sp0(struct tss_struct *tss, struct thread_struct *thread);
> 
> Simplify it to:
> 
> void load_sp0(unsigned long sp0);
> 
> Signed-off-by: Andy Lutomirski <luto@...nel.org>
> ---
>  arch/x86/include/asm/paravirt.h       |  5 ++---
>  arch/x86/include/asm/paravirt_types.h |  2 +-
>  arch/x86/include/asm/processor.h      |  9 ++++-----
>  arch/x86/kernel/cpu/common.c          |  4 ++--
>  arch/x86/kernel/process_32.c          |  2 +-
>  arch/x86/kernel/process_64.c          |  2 +-
>  arch/x86/kernel/vm86_32.c             | 14 ++++++--------
>  arch/x86/xen/enlighten_pv.c           |  7 +++----
>  8 files changed, 20 insertions(+), 25 deletions(-)

Reviewed-by: Borislav Petkov <bp@...e.de>

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
--