Date: Fri, 25 Jul 2003 03:43:28 -0400 (EDT) From: Daniel Eischen <eischen@vigrid.com> To: Terry Lambert <tlambert2@mindspring.com> Cc: marcel@xcllnt.net Subject: Re: KSD/TSD take 2 (was: KSE critical regions) Message-ID: <Pine.GSO.4.10.10307250339460.8657-100000@pcnet5.pcnet.com> In-Reply-To: <3F20DD72.A524688B@mindspring.com>
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On Fri, 25 Jul 2003, Terry Lambert wrote:
> Daniel Eischen wrote:
> > I'd like to try and get his implemented in this next
> > round of changes. If you are going to add a system
> > call, it's easy enough just to call the guts of it
> > from kse_create().
>
> FWIW: One trick would be to use an "invalid" value for one of the
> parameters on the existing call to mux you into an alternate
> implementsion (which could even take additional parameters, for
> obvious reasons).
Possibly...
i386_set_ldt(int start_sel, union descriptor *descs, int num_sels);
You could use start_sel = 0 and num_sels = 1 to have it automatically
find the first one not already allocated. The function already
returns the first selector allocated.
--
Dan Eischen
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