Re: [RFC] Add the "icebox"

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On Wed, 7 Nov 2007, Mark Gross wrote:

> On Mon, Nov 05, 2007 at 04:27:47PM -0500, Alan Stern wrote:
> > Rafael:
> > 
> > This patch adds the icebox, for use by kernel threads that want to 
> > freeze themselves without using the freezer -- which is likely to crop 
> > up when the freezer gets eliminated.
> 
> Why can't we have a runque per cpu that never gets scheduled and we simply
> migrate the treads to those?  no more yield loops.

Indeed.  Why stop there?  Why not eliminate wait_event() entirely, or
rather, re-implement it as you suggest?  :-)

Alan Stern

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