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Re: [Qemu-devel] Re: Windows 2000 disk full problem during install...

From: Piotras
Subject: Re: [Qemu-devel] Re: Windows 2000 disk full problem during install...
Date: Fri, 17 Dec 2004 12:51:09 +0100

If this is the problem, how Bochs solves it?


PS. There is another issue that AIO-like driver could clean:

On Fri, 17 Dec 2004 14:23:38 +0300, Vladimir N. Oleynik <address@hidden> wrote:
> Leo,
>  > I was wondering if anyone had a chance to look into this problem more.
>  > I've done a great deal of research myself on it so far, but do not yet have
>  > a solution. Most of the c:\winnt\security\edb*.log files that fill up the 
> disk
>  > are created during the hardware scan stage in the GUI portion of the 
> install.
>  > I'm using Windows 2000 Professional, on QEMU 0.6.2 (latest from CVS) and 
> have
>  > encountered the problem on any flavor of Linux I try.
>  > I also tried a small patch to hw/ide.c (without the multithread bits),
>  > from Vladimir N. Oleynik. Basically only the s->status is set to READY_STAT
>  > instead of READY_STAT | SEEK_STAT in/around hw/ide.c:1472 from that patch.
>  > This did not solve the problem at all.
> O my God!
> This problem consists not in these flags, you looked corrections
> to the previous version of the ide emulator.
> I have made new hack specially for elimination of a Subject problem only.
> This correction adds waiting one (or zero, autorandomly) period before
> sending interruption after positioning before write. (see attach)
> But this a HACK, do not use after w2k install!
> Me other idea interested - to make asynchronous input-output.
> The received effect of elimination of a Subject problem was
> completely unexpected.
> But the author of the QEmu has not supported idea.
> (The sended a patch do not contain asynchronous input-output.)
> --w
> vodz

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