Export c18n statistics to procstat(1) and file #2084
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This matches RISC-V and parallels pmap_copy_page which doesn't preserve tags either.
Similar to pmap_copy_pages but preserves tags.
This approach is more orthogonal and permits using capability copies with uiomove_frompyhs or higher level APIs like proc_rwmem without requiring additional *_cap wrapper routines.
Exposes LD_COMPARTMENT_STATS that exports a set of compartmentalisation-related statistics to a user-specified file.
Co-authored-by: Dapeng Gao <dapeng.gao@cl.cam.ac.uk>
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Superseded by #2079. |
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This PR modifies #2080 to export a slightly different set of statistics:
It allows exposes environment variable
LD_COMPART_STATSthat allows a struct containing the above statistics to be exported to a file.