Date: Mon, 22 Dec 2003 15:25:56 -0500 (EST) From: Daniel Eischen <eischen@vigrid.com> To: Julian Elischer <julian@elischer.org> Cc: "current@freebsd.org" <current@freebsd.org> Subject: Re: KSE and qt-mt Message-ID: <Pine.GSO.4.10.10312221516170.10491-100000@pcnet5.pcnet.com> In-Reply-To: <Pine.BSF.4.21.0312221200150.28217-100000@InterJet.elischer.org>
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On Mon, 22 Dec 2003, Julian Elischer wrote: > > On Mon, 22 Dec 2003, Daniel Eischen wrote: > > > > I also asked them to use %fs; I'm not sure if they will... > > > > They are worried about WINE as they are sometimes run together. Yes, probably, but you have to weight that against not being able to use libkse or libthr. > It is more likely that we could ask them to use a single indirection > and follow the KSE pointer to the Thread block. > > Interestigly teh TLS definition for x86 doesn;t sapecify that the > tdv be at offset 0 in the tcb. > There is special mention of having it at another offset, as long as that > offset is known in advance. > > We could of course also ask them to use offset 1 (longs) > and leave it free for them they could use that to point to whatever they > want and it would still allow us to experiment with implementing TLS. > > I need to look up their address again. it's time we started this > discussion again, now that we are closer to implementing TLS. Our goal is to have TLS for 5.3, so after that point they can just use __thread. We're (libkse) ready for it now; we just need a linker-guy with whom to coordinate. -- Dan Eischen
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