[syslinux] Syslinux 3.81-pre4 (RC): halt on idle included
H. Peter Anvin
hpa at zytor.com
Mon May 18 16:34:42 PDT 2009
H. Peter Anvin wrote:
>>> CLI locks up here using pxelinux on qemu and bochs with etherboot 5.4.2,
>>> but not on VMware (syslinux-3.81-pre4-1-g8771b74).
>> Bochs says in bochsout.txt:
>> 00102409354i[CPU0 ] WARNING: HLT instruction with IF=0!
>
> That would be problematic, indeed.
OK, I have really been *way* too cavalier about disabling interrupts.
It really isn't a good thing to do, even if it mostly works. I have
pushed out a -pre6 which enables interrupts in most places.
-hpa
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