linux-kernel - Re: [PATCH 4/4] mm/hmm: exclude 64 bit arch that explicitly fail to work.

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Message-ID: <87poggao2b.fsf@concordia.ellerman.id.au>
Date:   Thu, 13 Apr 2017 15:12:12 +1000
From:   Michael Ellerman <mpe@...erman.id.au>
To:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Paul Gortmaker <paul.gortmaker@...driver.com>
Cc:     linux-kernel@...r.kernel.org, linux-next@...r.kernel.org,
        Jérôme Glisse <jglisse@...hat.com>,
        Evgeny Baskakov <ebaskakov@...dia.com>,
        John Hubbard <jhubbard@...dia.com>,
        Mark Hairgrove <mhairgrove@...dia.com>,
        Sherry Cheung <SCheung@...dia.com>,
        Subhash Gutti <sgutti@...dia.com>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 4/4] mm/hmm: exclude 64 bit arch that explicitly fail to work.

Stephen Rothwell <sfr@...b.auug.org.au> writes:

> Hi Paul,
>
> On Wed, 12 Apr 2017 20:30:14 -0400 Paul Gortmaker <paul.gortmaker@...driver.com> wrote:
>>
>> Since ia64 and ppc64 don't set CONFIG_64BIT, they were already
>> excluded by the original dependency.
>
> My powerpc ppc64_defconfig builds have CONFIG_64BIT set ...
>
> $ grep CONFIG_64BIT ~/next/powerpc_ppc64_defconfig/.config
> CONFIG_64BIT=y

Yeah, arch/powerpc/Kconfig:

config 64BIT
	bool
	default y if PPC64

cheers