On Thu, 2024-12-12 at 13:29 +0000, Indan Zupancic wrote:
> Hello,
> 
> On 2024-12-12 12:42, Yanfeng Liu via Devel wrote:
> > I noticed that `mdb_node_t` has `mdbPrev` and `mdbNext` pointer fields 
> > but
> > not sure how can they be used to travel the capability derivation tree?
> 
> The capability derivation tree is flattened into a list.
> 
Thank you Indan!

can we take that:
- non-zero `mdbNext` must pointer to entries in CNodes or TCB blocks? 
- sum of free spaces of untypeds in a list depicts free space for the list? 

> The kernel knows whether a node is a child node or not
> depending on the type and data of the cap and object.
> 
> Greetings,
> 
> Indan

Regards,
yf

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