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Date: Fri, 24 Nov 2017 12:00:00 +0100
From: Borislav Petkov <bp@alien8.de>
To: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org,
        Dave Hansen <dave.hansen@linux.intel.com>,
        Andy Lutomirski <luto@amacapital.net>,
        Thomas Gleixner <tglx@linutronix.de>,
        "H . Peter Anvin" <hpa@zytor.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH 05/43] x86/fixmap: Generalize the GDT fixmap mechanism
Message-ID: <20171124110000.dpdsue3tzxujglmv@pd.tnic>
References: <20171124091448.7649-1-mingo@kernel.org>
 <20171124091448.7649-6-mingo@kernel.org>
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On Fri, Nov 24, 2017 at 10:14:10AM +0100, Ingo Molnar wrote:
> From: Andy Lutomirski <luto@kernel.org>
> 
> Currently, the GDT is an ad-hoc array of pages, one per CPU, in the
> fixmap.  Generalize it to be an array of a new struct cpu_entry_area
> so that we can cleanly add new things to it.
> 
> Signed-off-by: Andy Lutomirski <luto@kernel.org>
> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
> Cc: Borislav Petkov <bp@alien8.de>
> Cc: Borislav Petkov <bpetkov@suse.de>
> Cc: Brian Gerst <brgerst@gmail.com>
> Cc: Dave Hansen <dave.hansen@intel.com>
> Cc: Denys Vlasenko <dvlasenk@redhat.com>
> Cc: H. Peter Anvin <hpa@zytor.com>
> Cc: Josh Poimboeuf <jpoimboe@redhat.com>
> Cc: Linus Torvalds <torvalds@linux-foundation.org>
> Cc: Peter Zijlstra <peterz@infradead.org>
> Link: http://lkml.kernel.org/r/22571d77ba1f3c714df9fa37db9a58218bc17597.1511497875.git.luto@kernel.org
> Signed-off-by: Ingo Molnar <mingo@kernel.org>
> ---
>  arch/x86/include/asm/desc.h   |  9 +--------
>  arch/x86/include/asm/fixmap.h | 34 ++++++++++++++++++++++++++++++++--
>  arch/x86/kernel/cpu/common.c  | 14 +++++++-------
>  arch/x86/xen/mmu_pv.c         |  2 +-
>  4 files changed, 41 insertions(+), 18 deletions(-)

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

-- 
Regards/Gruss,
    Boris.

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