On Mon, Dec 23, 2019 at 6:31 AM Christophe Leroy
[off-list ref] wrote:

In order to simplify next step which moves fallback call at arch
level, ensure all arches have a 32bit fallback instead of handling
the lack of 32bit fallback in the common code based
on VDSO_HAS_32BIT_FALLBACK

I don't like this.  You've implemented what appear to be nonsensical
fallbacks (the 32-bit fallback for a 64-bit vDSO build?  There's no
such thing).

How exactly does this simplify patch 2?

--Andy