From: Michael Ellerman <mpe@ellerman.id.au>
Date: Mon, 11 May 2015 10:01:02 +0000 (+1000)
Subject: powerpc/vdso: Disable building the 32-bit VDSO on little endian
X-Git-Tag: omap-for-v4.3/legacy-v2-signed~168^2~146
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e0d0059169945c8ee16790d2e7244cea397dfd56;p=pandora-kernel.git

powerpc/vdso: Disable building the 32-bit VDSO on little endian

The only little endian configuration we support is ppc64le. As such if
we're building little endian we don't need a 32-bit VDSO, because there
is no 32-bit userspace.

This patch is a fairly ugly mess of #ifdefs, but is the minimal logic
required to disable the 32-bit VDSO. We can hopefully clean up the
result in future with some further refactoring.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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