From: Michael Ellerman <mpe@ellerman.id.au>
To: Boqun Feng <boqun.feng@gmail.com>, linuxppc-dev@lists.ozlabs.org
Cc: Arnd Bergmann <arnd@arndb.de>, Geoff Levand <geoff@infradead.org>,
Boqun Feng <boqun.feng@gmail.com>,
linux-kernel@vger.kernel.org, Paul Mackerras <paulus@samba.org>,
Olof Johansson <olof@lixom.net>
Subject: Re: powerpc: Kconfig: remove BE-only platforms from LE kernel build
Date: Fri, 2 Oct 2015 17:47:10 +1000 (AEST) [thread overview]
Message-ID: <20151002074710.99988140B00@ozlabs.org> (raw)
In-Reply-To: <1441583880-17824-1-git-send-email-boqun.feng@gmail.com>
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On Sun, 2015-06-09 at 23:58:00 UTC, Boqun Feng wrote:
> Currently, little endian is only supported on powernv and pseries,
> however, Kconfigs still allow us to include other platforms in a LE
> kernel, this may result in space wasting or even build error if some
> BE-only platforms always assume they are built for a BE kernel. So just
> modify the Kconfigs of BE-only platforms to remove them from being built
> for a LE kernel.
>
> For 32bit only platforms, nothing needs to be done, because
> CPU_LITTLE_ENDIAN depends on PPC64. For 64bit supported platforms, add
> CPU_BIG_ENDIAN to dependencies explicitly, so that these platforms will
> be disabled for LE [Suggested-by: Cédric Le Goater <clg@fr.ibm.com>].
>
> Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
> Acked-by: Geoff Levand <geoff@infradead.org>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/e5e16d8f3ec6973af2068897
cheers
prev parent reply other threads:[~2015-10-02 7:47 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-06 23:58 [PATCH] powerpc: Kconfig: remove BE-only platforms from LE kernel build Boqun Feng
2015-09-08 17:04 ` Geoff Levand
2015-09-09 2:26 ` Michael Ellerman
2015-09-09 3:25 ` Boqun Feng
2015-09-09 5:48 ` Michael Ellerman
2015-09-18 0:22 ` Boqun Feng
2015-09-18 9:49 ` Michael Ellerman
2015-09-18 9:59 ` Boqun Feng
2015-10-02 7:47 ` Michael Ellerman [this message]
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