Date: Sat, 14 Jul 2001 17:11:47 -0700 (PDT) From: Matthew Jacob <mjacob@feral.com> To: John Baldwin <jhb@FreeBSD.org> Cc: Matt Jacob <mjacob@FreeBSD.org>, <cvs-all@FreeBSD.org>, <cvs-committers@FreeBSD.org> Subject: RE: cvs commit: src/sys/alpha/alpha machdep.c mp_machdep.c vm_ma Message-ID: <20010714171122.L29594-100000@wonky.feral.com> In-Reply-To: <XFMail.010714170324.jhb@FreeBSD.org>
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What do you mean? You mean the 'cngect' dance? That'd work too if you'd like.
On Sat, 14 Jul 2001, John Baldwin wrote:
>
> On 14-Jul-01 Matt Jacob wrote:
> > mjacob 2001/07/14 14:37:58 PDT
> >
> > Modified files:
> > sys/alpha/alpha machdep.c mp_machdep.c vm_machdep.c
> > sys/alpha/include smp.h
> > Log:
> > Fix reboot hangs that have happened with multiple processors
> > on Alpha 4100s.
> >
> > Basically, if you're halting or you're rebooting, you should
> > tell all other processors to halt first. Define IPI_HALT- IPI_STOP
> > is not what we want for this purpose, which will call prom_halt(0)
> > on receipt.
> >
> > The processor running the halt or reboot wil send an IPI_HALT to all
> > other processors, delay a bit, then continue to do what what it was
> > planning on doing (prom_halt({0|1})).
>
> Are you sure we don't need to do the "real" halt on the boot processor like we
> have to do on the x86?
>
> --
>
> John Baldwin <jhb@FreeBSD.org> -- http://www.FreeBSD.org/~jhb/
> PGP Key: http://www.baldwin.cx/~john/pgpkey.asc
> "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/
>
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