access(2) using effective uid instead of real one?

Simon 'corecode' Schubert corecode at
Tue Aug 11 01:37:40 PDT 2009

Nicolas Thery wrote:
1/ Pass this "effective vs real" flag to VOP_ACCESS (either in a_mode
or as a new arg).

2/ Adding a new VOP_FACCESSAT operation.

The more general question is: can we break the VOP API (assuming we
change all in-tree clients)?
We can change the internal kernel APIs.

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