linux-kernel - Re: [patch V3 50/66] x86/fpu: Rename xfeatures_mask_user() to xfeatures_mask

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Message-ID: <YNIJjOF7Ud58wiGe@zn.tnic>
Date:   Tue, 22 Jun 2021 18:02:20 +0200
From:   Borislav Petkov <bp@...e.de>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Andy Lutomirski <luto@...nel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Fenghua Yu <fenghua.yu@...el.com>,
        Tony Luck <tony.luck@...el.com>,
        Yu-cheng Yu <yu-cheng.yu@...el.com>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        Kan Liang <kan.liang@...ux.intel.com>
Subject: Re: [patch V3 50/66] x86/fpu: Rename xfeatures_mask_user() to
 xfeatures_mask_uabi()

On Fri, Jun 18, 2021 at 04:19:13PM +0200, Thomas Gleixner wrote:
> Rename it so it's clear that this is about user ABI features which can
> differ from the feature set which the kernel saves and restores because the
> kernel handles e.g. PKRU differently. But the user ABI (ptrace, signal
> frame) expects it to be there.
> 
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> ---
>  arch/x86/include/asm/fpu/internal.h |    7 ++++++-
>  arch/x86/include/asm/fpu/xstate.h   |    6 +++++-
>  arch/x86/kernel/fpu/core.c          |    2 +-
>  arch/x86/kernel/fpu/signal.c        |   10 +++++-----
>  arch/x86/kernel/fpu/xstate.c        |   18 +++++++++---------
>  5 files changed, 26 insertions(+), 17 deletions(-)

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

-- 
Regards/Gruss,
    Boris.

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