PERFORCE change 113739 for review
Jung-uk Kim
jkim at FreeBSD.org
Wed Jan 31 17:18:54 UTC 2007
On Wednesday 31 January 2007 03:59 am, Divacky Roman wrote:
> On Wed, Jan 31, 2007 at 12:16:38AM +0000, Jung-uk Kim wrote:
> > http://perforce.freebsd.org/chv.cgi?CH=113739
> >
> > Change 113739 by jkim at jkim_hammer on 2007/01/31 00:15:36
> >
> > Do not reload %gs from linux_*sigcode().
> > This seem to fix TLS on amd64, finally. :-)
> >
> > Tested on UP and QEMU. Need more testing on SMP.
> >
> > Affected files ...
> >
> > ..
> > //depot/projects/linuxolator/src/sys/amd64/linux32/linux32_locore
> >.s#2 edit
> >
> > Differences ...
> >
> > ====
> > //depot/projects/linuxolator/src/sys/amd64/linux32/linux32_locore
> >.s#2 (text+ko) ====
> >
> > @@ -11,7 +11,9 @@
> > NON_GPROF_ENTRY(linux_sigcode)
> > call *LINUX_SIGF_HANDLER(%esp)
> > leal LINUX_SIGF_SC(%esp),%ebx /* linux scp */
> > +#if 0
> > movl LINUX_SC_GS(%ebx),%gs
> > +#endif
> > movl LINUX_SC_FS(%ebx),%fs
> > movl LINUX_SC_ES(%ebx),%es
> > movl LINUX_SC_DS(%ebx),%ds
> > @@ -25,7 +27,9 @@
> > linux_rt_sigcode:
> > call *LINUX_RT_SIGF_HANDLER(%esp)
> > leal LINUX_RT_SIGF_UC(%esp),%ebx /* linux ucp */
> > +#if 0
> > movl LINUX_SC_GS(%ebx),%gs
> > +#endif
>
> great work! why didnt you just remove those lines but if 0 them?
Because it's not done yet. I need more testing and clean-up before
MFP4. I'd like to test it on SMP but I don't have one. :-(
> without commit it looks a little strange to someone who doesnt know
> why/where/how :)
Indeed.
Jung-uk Kim
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