On Feb 10, 2012, at 3:37 PM, Brice Goglin wrote:
> All objects of the same type are *always* at the same depth (for caches
> and groups, replace "same type" with "same type and same level" so that
> L1 is not at the same depth as L3). That works even if your topology is
> not symmetric at all, because a children can have a depth that is
> different from its parent depth plus one.
> PCI objects are not placed in levels are other regular objects do. There
> are in specific list. However, to make the API more uniform, we have
> some fake depth values that let us identify and walk in the list of
> bridges, PCI devices or OS devices.
> In the above case, the NUMA node P#0 should be at depth 1, it has two
> children. The first one is Socket P#1 at depth 2. The second one is a
> hostbridge at depth -3 (fake depth for bridges iirc).
Ok. But in terms of walking down the hwloc tree, PCI devices will show up in someone's children array, right? I.e., they're not in a separate list somewhere, right?
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