linux-kernel - Re: [patch V3 05/13] x86/entry: Consolidate check_user

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Message-ID: <202007161356.5CD3A6ACE@keescook>
Date:   Thu, 16 Jul 2020 13:56:57 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     LKML <linux-kernel@...r.kernel.org>, x86@...nel.org,
        linux-arch@...r.kernel.org, Will Deacon <will@...nel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Mark Rutland <mark.rutland@....com>,
        Keno Fischer <keno@...iacomputing.com>,
        Paolo Bonzini <pbonzini@...hat.com>, kvm@...r.kernel.org
Subject: Re: [patch V3 05/13] x86/entry: Consolidate check_user_regs()

On Thu, Jul 16, 2020 at 08:22:13PM +0200, Thomas Gleixner wrote:
> 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>

-- 
Kees Cook