On Mon, 26 Jun 2000, Andi Kleen wrote:
> On Mon, Jun 26, 2000 at 10:20:47AM +0100, Tigran Aivazian wrote:
> > On Sat, 17 Jun 2000, Manfred Spraul wrote:
> > >
> > > The _bh variants disable bottom half delivery [softirqs, tasklets and the
> > > old bottom halfs such as timers]. Within your bh handler you can use
> > > spin_lock() instead of spin_lock_bh().
> >
> > it would appear that _bh variants disable bottom half delivery on the same
> > cpu - can't they be delivered on a different one? Or is the name
> > "local_bh_disable()" deceptive and really means "global_bh_disable()"?
>
> They only disable on the local CPU. The other CPUs should be covered by
> the spinlock.
yes, sorry - I was being silly - I could feel that I'd understand it
myself if I only waited another 10 seconds before pressing "^X Send"...
Thanks for sparing time to answer it anyway!
(but my other question about handle_softirq in schedule()/entry.S is still
valid :)
regards,
Tigran
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