Re: [PATCH 2.6.13-rc1 07/10] IOCHK interface for I/O error handling/detecting

From: david mosberger
Date: Thu Jul 07 2005 - 23:38:54 EST


On 7/5/05, Hidetoshi Seto <seto.hidetoshi@xxxxxxxxxxxxxx> wrote:

> - could anyone write same barrier for intel compiler?
> Tony or David, could you help me?

I think it might be best to make ia64_mca_barrier() a proper
subroutine written in assembly code. Yes, that costs some time, but
we're talking about wasting 1,000+ cycles just to consume the value
read via readX(), so the call-overhead is actually overlapped and
completely trivial.

--david
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