Re: High UID support for Linux

J . Daniel Powell (dan@brickwall.org)
Fri, 20 Nov 1998 14:19:44 -0500


So why did this problem not occur under 2.1.127 or 2.1.128?
Also, does anyone have this patch handy, I looked briefly for it in
the linux-kernel archives, but they aren't searchable making this a
rather daunting task...

On Fri, 20 Nov 1998 10:50:22 Bob McElrath wrote:
> On Thu, 19 Nov 1998, J . Daniel Powell wrote:
>
> > OK, I just compiled 2.1.129 on this LX164 system using egcs-1.0.3a and
> > it compiled beautifully. I used the same options I've used since
> > 2.1.1XX and they have all worked fine. But when I boot this one, it
> > hangs immediately after it detects the floppy controller. The next
> > line is the NET3 startup...see attached NORMAL messages to
> > /var/log/messages:
> >
> > Nov 19 20:33:31 alpha syslogd 1.3-3: restart.
> > Nov 19 20:33:31 alpha kernel: klogd 1.3-3, log source = /proc/kmsg started.
> > Nov 19 20:33:32 alpha kernel: Cannot find map file.
> > Nov 19 20:33:32 alpha kernel: No module symbols loaded.
> > Nov 19 20:33:32 alpha kernel: Linux version 2.1.128 (root@alpha.brickwall.org) (gcc version egcs-2.90.29 980515 (egcs-1.0.3 release)) #1 Fri Nov 13 10:47:52 EST 1998
> > Nov 19 20:33:32 alpha kernel: Booting on EB164 variation LX164 using machine vector LX164
> > Nov 19 20:33:32 alpha kernel: Command line: bootdevice=sda3 bootfile=vmlinux.2.1.128 root=/dev/sda3
> > Nov 19 20:33:32 alpha kernel: HWRPB cycle frequency bogus. Estimating... 599822712 Hz
> > Nov 19 20:33:32 alpha kernel: Console: colour VGA+ 80x25
> > Nov 19 20:33:32 alpha kernel: Calibrating delay loop... 595.59 BogoMIPS
> > Nov 19 20:33:32 alpha kernel: Memory: 127000k available
> > Nov 19 20:33:32 alpha kernel: POSIX conformance testing by UNIFIX
> > Nov 19 20:33:32 alpha kernel: Alpha PCI BIOS32 revision 0.04
> > Nov 19 20:33:32 alpha kernel: PCI: Probing PCI hardware
> > Nov 19 20:33:32 alpha kernel: SMC FDC37C93X Ultra I/O Controller found @ 0x370
> >
> >
> >
> > --HANG--
> >
> >
> >
> > Nov 19 20:33:32 alpha kernel: Swansea University Computer Society NET3.039 for Linux 2.1
> > Nov 19 20:33:32 alpha kernel: NET3: Unix domain sockets 0.16 for Linux NET3.038.
> > Nov 19 20:33:32 alpha kernel: Swansea University Computer Society TCP/IP for NET3.037
> > Nov 19 20:33:32 alpha kernel: IP Protocols: ICMP, UDP, TCP
> > Nov 19 20:33:32 alpha kernel: Starting kswapd v 1.5
> > Nov 19 20:33:32 alpha kernel: Serial driver version 4.26 with no serial options enabled
> > Nov 19 20:33:32 alpha kernel: ttyS00 at 0x03f8 (irq = 4) is a 16550A
> > Nov 19 20:33:32 alpha kernel: ttyS01 at 0x02f8 (irq = 3) is a 16550A
> > Nov 19 20:33:32 alpha kernel: pty: 256 Unix98 ptys configured
> >
> >
> > Any good ideas?
>
> This is a known problem with the alpha...apparently the floppy initializing
> code runs so fast on the alpha that it can cause it to hang. There are
> patches out there that fix this by inserting a delay into the floppy
> initialization code.
>
> Patches exist, look for them in the kernel archives and maybe the
> axp-list@redhat.com archives. (I don't have an exact reference handy)
>
> We should get this patch permanently incorporated into the kernel. If you
> find it and fix it, please submit it to Linus.
>
> -- Bob
>
> Bob McElrath (mcelrath@draal.physics.wisc.edu) Univ. of Wisconsin at Madison

--
J. Daniel Powell
dan@brickwall.org

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