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Date:   Sun, 14 Apr 2019 16:27:09 +0200
From:   Borislav Petkov <>
To:     Atish Patra <>
Cc:     Christoph Hellwig <>,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <>,
        Albert Ou <>,
        Anup Patel <>,
        Palmer Dabbelt <>,
        "" <>,
        Ingo Molnar <>, Gary Guo <>,
        "H. Peter Anvin" <>,
        "" <>,
        Thomas Gleixner <>,
        Luc Van Oostenryck <>
Subject: Re: [1/3] x86: Update DEBUG_TLBFLUSH options description.

On Fri, Apr 12, 2019 at 01:14:54PM -0700, Atish Patra wrote:
> On 4/10/19 11:56 PM, Christoph Hellwig wrote:
> > Given that this option enables generic code (which you reuse for RISC-V
> > later in this series) please also move the config option to
> > mm/Kconfig, proabbly keyed off another ARCH_HAVE_DEBUG_TLBFLUSH
> > symbol that the architecture can select.
> > 
> Sure.

And when you do that, instead of deleting the help text, make it
generic. Otherwise, there's no explanation anymore, how that option is
supposed to be used through tlb_flushall_shift.


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