Re: [PATCH 6/6] Do not use FASTCALL for __alloc_pages_nodemask()

From: Mel Gorman
Date: Tue Aug 21 2007 - 06:25:46 EST


On (18/08/07 14:51), Andi Kleen didst pronounce:
> On Friday 17 August 2007 23:07:33 Christoph Lameter wrote:
> > On Fri, 17 Aug 2007, Mel Gorman wrote:
> >
> > > Opinions as to why FASTCALL breaks on one machine are welcome.
> >
> > Could we get rid of FASTCALL? AFAIK the compiler should automatically
> > choose the right calling convention?
>
> It was a nop for some time because register parameters are always enabled
> on i386 and AFAIK no other architectures ever used it. Some out of tree
> trees some to disable register parameters though, but that's not
> really a concern.
>

You're right. It now makes even less sense why it was a PPC64 machine that
exhibited the problem. It should have made no difference at all.

--
Mel Gorman
Part-time Phd Student Linux Technology Center
University of Limerick IBM Dublin Software Lab
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