Date: Sat, 17 Mar 2007 14:29:22 +0100 From: Tijl Coosemans <tijl@ulyssis.org> To: freebsd-emulation@freebsd.org Cc: Alexander Leidinger <Alexander@leidinger.net>, rdivacky@freebsd.org, kib@freebsd.org, jkim@freebsd.org Subject: Re: 2.6.16 for linuxulator & 7.0 release Message-ID: <200703171429.25551.tijl@ulyssis.org> In-Reply-To: <20070316120038.2iizia24mc4wcw8s@webmail.leidinger.net> References: <20070316120038.2iizia24mc4wcw8s@webmail.leidinger.net>
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On Friday 16 March 2007 12:00:38 Alexander Leidinger wrote: > In p4 we have the futex/TLS stuff for amd64 but because of the futexes > not completely right part it is not committed to current yet. As we > already have the futex and TLS stuff for i386 on a similar level in > current, I would say we should go ahead and sync the amd64 stuff. It > is not used by default, so we don't break existing linux stuff and we > get the benefit of more people being able to have a look at it and > play with it. So what are your opinions, shall we give jkim@ the green > light to MFp4 the futex/TLS stuff? You should let an amd64 guru review the tls part in imho. I don't think you can remove these lines for instance: (from linuxolator-p4.diff) --- sys/amd64/amd64/cpu_switch.S.orig +++ sys/amd64/amd64/cpu_switch.S @@ -104,11 +104,12 @@ testl $PCB_32BIT,PCB_FLAGS(%r8) jz 1f /* no, skip over */ - /* Save segment selector numbers */ - movl %ds,PCB_DS(%r8) - movl %es,PCB_ES(%r8) - movl %fs,PCB_FS(%r8) [...] - /* Restore segment selector numbers */ - movl PCB_DS(%r8),%ds - movl PCB_ES(%r8),%es - movl PCB_FS(%r8),%fs
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