Messages in this thread |  | | Date | Mon, 28 Aug 2000 16:39:12 -0700 (PDT) | From | Linus Torvalds <> | Subject | RE: [patch] scheduler bugfix, SMP, 2.4.0-test7 |
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On Mon, 28 Aug 2000, Dimitris Michailidis wrote: > > On 28-Aug-2000 Linus Torvalds wrote: > > I think the right solution is to completely split up "schedule()" into two > > different functions (which just share 99% of the code), and basically have > > the idle thread call the _other_ schedule. The one that never does the > > test at all. > > Just to clarify, you're suggesting having a schedule_and_btw_current_is_idle > and calling this from cpu_idle(), right?
Right.
> In this case the two schedules > would share quite a bit less than 99% of the code. Idle tasks don't have to > deal with kernel lock, ->state, SCHED_YIELD and RT exhaustion, to name a few.
Good point. Although it might be hard to sanely still share the actual code (I'd hate to get a bigger icache footprint, so I'd like the common code to be _truly_ common, not just on a source level).
But it looks like the thing would work.
Linus
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