TUX also has per-cpu timers patch of Ingo as well.
Did you forget this? :-)
> Let's look at different angle: f.e. with Ingo's patch, as soon as
> one cpu processes some global BH, all the rest of cpus will spin
> waiting for global bh release. Is this good? I am afraid this is not
> quite good.
It is equivalent to some old dumb code doing cli() right?
The only interesting global BHs left right now are:
2) SCSI BH
SCSI may be transformed right now in 15 minutes of boring editing to a
softirq, it has all the appropriate locking already.
Timers have no hard technical reason for not being a softirq
either. However, this would be work requiring real thought,
not just mindless edits.
David S. Miller
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