Messages in this thread | | | Date | Wed, 05 Jul 2006 11:26:40 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [patch] i386: early pagefault handler |
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Alan Cox wrote: > Ar Mer, 2006-07-05 am 09:54 -0700, ysgrifennodd Linus Torvalds: >> Anybody with that old a CPU will have learnt to to say "no-hlt" or >> whatever the kernel command line is, and we could probably retire the >> silly old hlt check (which I'm not even sure really ever worked). > > The one specific case I know precisely details of was the Cyrix 5510. A > hlt by the CPU on that chipset during an IDE DMA transfer hangs the > system forever. > > Its some years since I've even seen a 5510 and that check could be > automated anyway
I think HLT for a die loop should be safe :)
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