[PATCH v3] arm64, ia64, ppc, s390, sh, tile, um, x86, mm: Remove default gate area

Andy Lutomirski luto at amacapital.net
Wed Jul 16 00:47:26 EST 2014

On Sun, Jul 13, 2014 at 1:01 PM, Andy Lutomirski <luto at amacapital.net> wrote:
> The core mm code will provide a default gate area based on
> !defined(__HAVE_ARCH_GATE_AREA) && defined(AT_SYSINFO_EHDR).
> This default is only useful for ia64.  arm64, ppc, s390, sh, tile,
> 64-bit UML, and x86_32 have their own code just to disable it.  arm,
> 32-bit UML, and x86_64 have gate areas, but they have their own
> implementations.
> This gets rid of the default and moves the code into ia64.
> This should save some code on architectures without a gate area: it's
> now possible to inline the gate_area functions in the default case.

Can one of you pull this somewhere?  Otherwise I can put it somewhere
stable and ask for -next inclusion, but that seems like overkill for a
single patch.


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