Messages in this thread | | | Date | Mon, 29 Sep 2003 13:51:40 -0700 | From | William Lee Irwin III <> | Subject | Re: 2nd proc not seen |
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On Mon, Sep 29, 2003 at 11:13:21AM +0200, Mikael Pettersson wrote: > Problem #1 is that physical CPU numbering isn't dense. This is not a bug. > Problem #2 is that the kernel's internal dense-logical-to-sparse-physical > numbering was deleted in 2.5.23 or thereabouts. > Hence NR_CPUS is basically impossible to use reliably in 2.6 unless we > reintroduce cpu_logical_map[].
We should be able to at least boot them, since we program logical ID's ourselves. If you're relying on knowing physids at runtime you'll need cpu_logical_map[].
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