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SubjectRe: [RFC/RFT PATCH v3] sched: automated per tty task groups
On Fri, 2010-11-19 at 12:49 +0100, Peter Zijlstra wrote:

> You add a lot of pointer chasing to all the scheduler fast paths and
> there is quite significant data size bloat for even compiling with the
> controller enabled, let alone actually using the stuff.

The pointer chasing hurts, but fast path + global spinlock is what
slapped the hierarchical outta me :)


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