Messages in this thread |  | | Date | Wed, 5 Jun 1996 20:53:09 +0200 | From | Steffen Zahn <> | Subject | Re: Kernel panic with Matsushita CD-ROM in 1.99.11 |
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>>>>> "Linus" == Linus Torvalds <torvalds@cs.Helsinki.FI> writes:
Linus> On Tue, 4 Jun 1996, emoenke wrote: >> Hi Steffen Zahn, >> >> >Jun 4 18:21:04 zahn linux: Kernel panic: Matsushita CD-ROM >> controller #1: block not locked >> >> I suppose it is a compiler bug. I saw it sporadically with >> gcc-2.7.0, and it seems gone under gcc-2.7.2. Under 2.7.0, I >> could eliminate it by just putting additional, but "neutral" >> statements around that "decision spot" in ll_rw_blk.c.
[...] Linus> In short, could you take a look at 2.0pre12, and see if the Linus> problem is gone? It should have happened _only_ under very Linus> heavy load (although a slow device like a CD-ROM or a Linus> floppy might have made it happen a lot more easily).
The problem disappeared for me in 1.99.12. I grepped all files of 2 CD-ROMs without a crash. Previously (1.99.11) the crash would happend within seconds. The load is 1.07. And for the record: I use gcc 2.7.2(ELF) as stored on sunsite.
Regards Steffen
-- work: Steffen.Zahn%robinie@emndev.siemens.co.at | home: zahn@berlin.snafu.de phone:+49-30-38624969 | phone:+49-30-4732126 Any opinions expressed herein are not necessarily those of my employer
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