Messages in this thread | | | From | Andi Kleen <> | Subject | Re: [PATCH 4/5] x86 idle floppy: delete disable_hlt()/enable_hlt() | Date | Thu, 24 Mar 2011 08:58:25 -0700 |
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Len Brown <lenb@kernel.org> writes: > > floppy.c said: > > "disable hlt during certain critical i/o operations" > > x86/kernel/process.c said: > > "This halt magic was a workaround for ancient floppy DMA > wreckage. It should be safe to remove."
AFAIK it was used on some 386/486s. I suspect it's safe to remove now.
-Andi
-- ak@linux.intel.com -- Speaking for myself only
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