linux-kernel - Re: [patch V4 06/15] x86/entry: Consolidate check_user

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Message-ID: <CALCETrW0OmZ04rWO=JN1M+Bcum18Vna+St+QM9pHEeV0yVc=rQ@mail.gmail.com>
Date:   Mon, 27 Jul 2020 15:39:53 -0700
From:   Andy Lutomirski <luto@...nel.org>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     LKML <linux-kernel@...r.kernel.org>, X86 ML <x86@...nel.org>,
        linux-arch <linux-arch@...r.kernel.org>,
        Will Deacon <will@...nel.org>, Arnd Bergmann <arnd@...db.de>,
        Mark Rutland <mark.rutland@....com>,
        Kees Cook <keescook@...omium.org>,
        Keno Fischer <keno@...iacomputing.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        kvm list <kvm@...r.kernel.org>,
        Gabriel Krisman Bertazi <krisman@...labora.com>
Subject: Re: [patch V4 06/15] x86/entry: Consolidate check_user_regs()

On Tue, Jul 21, 2020 at 4:08 AM Thomas Gleixner <tglx@...utronix.de> wrote:
>
> From: Thomas Gleixner <tglx@...utronix.de>
>
> The user register sanity check is sprinkled all over the place. Move it
> into enter_from_user_mode().
>
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> Reviewed-by: Kees Cook <keescook@...omium.org>

Acked-by: Andy Lutomirski <luto@...nel.org>