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    SubjectRe: [PATCH] x86-32: Allocate irq stacks seperate from percpu area
    On 10/27/2010 03:57 PM, Eric Dumazet wrote:
    >> What does cpu_to_node() on each cpu say? Also, do you know why
    >> num_possible_cpus() is 32, not 16?
    >>
    >
    > I dont know, machine is HP ProLiant BL460c G6
    > [ 0.000000] SMP: Allowing 32 CPUs, 16 hotplug CPUs
    >
    > for_each_possible_cpu(cpu) {
    > pr_err("cpu=%d node=%d\n", cpu, cpu_to_node(cpu));
    > }
    >
    > cpu=0 node=1
    > cpu=1 node=0
    > cpu=2 node=1
    > cpu=3 node=0
    > cpu=4 node=1
    > cpu=5 node=0
    > cpu=6 node=1
    > cpu=7 node=0
    > cpu=8 node=1
    > cpu=9 node=0
    > cpu=10 node=1
    > cpu=11 node=0
    > cpu=12 node=1
    > cpu=13 node=0
    > cpu=14 node=1
    > cpu=15 node=0
    > cpu=16 node=0
    > cpu=17 node=0
    > cpu=18 node=0
    > cpu=19 node=0
    > cpu=20 node=0
    > cpu=21 node=0
    > cpu=22 node=0
    > cpu=23 node=0
    > cpu=24 node=0
    > cpu=25 node=0
    > cpu=26 node=0
    > cpu=27 node=0
    > cpu=28 node=0
    > cpu=29 node=0
    > cpu=30 node=0
    > cpu=31 node=0

    Heh, interesting table. What does the same code say on 64bit? Is it
    the same?

    --
    tejun


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