Date: Sun, 24 Sep 2000 12:31:34 +0100 (BST) From: Doug Rabson <dfr@nlsystems.com> To: John Baldwin <jhb@freebsd.org> Cc: alpha@freebsd.org Subject: RE: Ithreads kernel weirdness Message-ID: <Pine.BSF.4.21.0009241230400.35016-100000@salmon.nlsystems.com> In-Reply-To: <XFMail.000922020339.jhb@FreeBSD.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Fri, 22 Sep 2000, John Baldwin wrote: > > On 20-Sep-00 John Baldwin wrote: > > I suppose many of you are wondering why there haven't been any > > recent commits of ithreads for the alpha as promised. The reason > > is that I can't get a plain kernel to boot. My test kernel with > > ... > > Ok, status update: I know have an almost fully MI softinterrupt > thread which works fine on UP and SMP i386. It also seems to work > fine with a normal kernel with interrupt threads on the alpha. I > have one last bug to track down (we are grabbing shed_lock with > interrupts disabled at some point late in the sysinit right before > init forks, probably the first time we grab the sched_lock). > Currently my running kernel is hacking around it by always assuming > the saved ipl in a spin mutex is ALPHA_PSL_IPL_0. :-P > > Once I track this last bug down I'll update the alpha.ithreads.patch > so you all can test it and help fine other bugs. We also are still > in need of some low-level PCI interrupt enable/disable code for two > of the PCI chipsets. Does this fix the hang you were seeing before? I'm hoping its the same problem which was hanging the the rawhide when I was trying to get the ithreads changes to dxlpx to work. -- Doug Rabson Mail: dfr@nlsystems.com Phone: +44 20 8348 6160 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Pine.BSF.4.21.0009241230400.35016-100000>