Messages in this thread |  | | From | kuznet@ms2 ... | Subject | Re: Bottom Handles/soft irqs/timer interrupts/SMP ..... | Date | Wed, 27 Sep 2000 21:22:13 +0400 (MSK DST) |
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Hello!
> 1st Question: It is guaranteed that the timer interrupt will go to > all CPUs _soon_???
After it will tick on each cpu. It is not very soon. 8)
Blocking in __kmem_cache_shrink to wait for this looks like a bug.
> 2nd Question: Is there a sane way to queue an operation to be done in > each specific CPU?
smp_call_function().
If you cannot complete the operation on hard irq, you raise some softirq to complete it.
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