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

david mosberger dmosberger at gmail.com
Fri Jul 8 14:37:15 EST 2005


On 7/5/05, Hidetoshi Seto <seto.hidetoshi at jp.fujitsu.com> 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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