Date: Tue, 19 Aug 1997 12:29:26 +0200 (CEST) From: root@deadline.snafu.de (Andreas S. Wetzel) To: smp@csn.net (Steve Passe) Cc: smp@FreeBSD.ORG Subject: Re: SMP problem Message-ID: <m0x0lXS-000Bt0C@deadline.snafu.de> In-Reply-To: <199708190608.AAA13223@Ilsa.StevesCafe.com> from Steve Passe at "Aug 19, 97 00:08:39 am"
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Hi!
---
Steve Passe writes:
] > I today installed my new IBM DCAS 34330 disk drive, and now I seem to
] > have a SMP related problem:
] >
] > SMP kernel boots until the message:
] >
] > APIC_IO: routing 8254 via 8259 on pin 0
] >
] > Then it gets a fatal trap 9
] > This happens mostly all the time with SMP kernel, although sometimes
] > booting succeeds and everything is fine when it is once up and running.
] >
] > UP kernel seems to work fine and does not show up an equal behaviour.
]]
] this is a well known problem, and we fixed it AFTER I made that
] promouncement about it getting "as stable as its gonna get". It was fixed
] by:
]
] fsmp 1997/08/14 19:33:31 PDT
]
] Modified files:
] sys/i386/include smp.h
] sys/kern init_main.c init_smp.c
] Log:
] The promised "better fix" for "Trap 9 When Boot SMP" problem.
] We now tsleep() in kthread_init() between start_init()
] and prepare_usermode() while waiting for ALL the idle_loop()
] processes to come online.
]
] Debugged & tested by: "Thomas D. Dean" <tomdean@ix.netcom.com>
]
] Reviewed by: David Greenman <dg@root.com>
]
] Revision Changes Path
] 1.25 +3 -2 src/sys/i386/include/smp.h
] 1.69 +10 -2 src/sys/kern/init_main.c
] 1.15 +8 -27 src/sys/kern/init_smp.c
]
] ---
] for those shopping by "SNAP date" I would guess 970815 would be a
] good vintage.
I have now checked out a sys tree as of 08/15/97, compiled a new SMP kernel
and it works well again. Thank you very much for your quick help Steve.
Regards, Mickey
--
(__)
(@@) Andreas S. Wetzel Mail: mickey@deadline.snafu.de
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