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Re: Optimizing away "ReadFile" calls when Make calls stat()
At 04:34 AM 2/16/2001, Warren Young wrote:
>"Charles S. Wilson" wrote:
> >
> > If I were porting an old app from unix to cygwin, and wanted to tune
> > performance, I'd much rather do this:
>
>Both you and Jonathan have understood my intent perfectly.
>
>Christopher, please do consider this proposal. It's easy to implement
>-- probably just a few tweaks on Egor's patch -- and it makes it easy to
>gain performance with straightforward patches to affected programs.
>It'd be nice if we can make Cygwin faster, but this proposal has an
>inherent advantage: the calling process _knows_ what it wants, whereas
>Cygwin can only guess or anticipate.
>
>Egor, Jonathan, maybe some benchmarks would help convince Christopher of
>the patch's utility.
Chris sent some email about this yesterday. He's looking at the possibility
of eliminating this problem without changing the API.
Larry Hall lhall@rfk.com
RFK Partners, Inc. http://www.rfk.com
118 Washington Street (508) 893-9779 - RFK Office
Holliston, MA 01746 (508) 893-9889 - FAX
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