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Date: Wed, 10 Jan 2007 22:38:59 -0800
From: Christopher Layne <clayne@anodized.com>
To: cygwin@cygwin.com
Subject: Re: 1.7.0 CVS mmap failure
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References: <Pine.CYG.4.58.0701041715140.3520@PC1163-8460-XP.flightsafety.com> <20070105095752.GB28768@calimero.vinschen.de> <Pine.CYG.4.58.0701050959060.2704@PC1163-8460-XP.flightsafety.com> <Pine.CYG.4.58.0701051054010.280@PC1163-8460-XP.flightsafety.com> <Pine.CYG.4.58.0701051144030.2880@PC1163-8460-XP.flightsafety.com> <20070105182234.GC12776@calimero.vinschen.de> <Pine.CYG.4.58.0701051237090.2880@PC1163-8460-XP.flightsafety.com> <20070105192302.GD12776@calimero.vinschen.de> <20070110095345.GL23638@calimero.vinschen.de>
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> Since overmapping doesn't work on Windows, unfortunately, I implemented
> the above mentioned technique, which isn't much code anyway.  It
> reserves a memory lot big enough to fit in the whole mapping, memorizes
> the address, free's the memory again and then uses the new address in
> the subsequent real mappings.
> 
> This should work (knock on wood) on all systems now.  My testcases still
> work on my 512 MB machine, so I'd appreciate if you could give the latest
> snapshot a try on /3GB enabled machines.

This works on my machine now. So previously why was the former method
failing, do you think?

-cl

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