Re: [PATCH] x86: Remove compat vdso support

From: Andi Kleen
Date: Tue Mar 11 2014 - 02:28:57 EST


Andy Lutomirski <luto@xxxxxxxxxxxxxx> writes:

> The compat vDSO is a complicated hack that's needed to maintain
> compatibility with a small range of never-released glibc versions.
>
> This removes it and replaces it with a much simpler hack: a config
> option to disable the 32-bit vDSO by default.

Nack!

That breaks at least one SUSE version.

And I don't want to break performance completely there either.
int 0x80 is just too slow.

-Andi

--
ak@xxxxxxxxxxxxxxx -- Speaking for myself only
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