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exterr: clear tags from arguments on CHERI targets
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Authored by brooks on Jul 6 2026, 4:06 PM.
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Details

Reviewers
kib
mckusick
Group Reviewers
cheri
Summary

We don't want to risk a later copyoutptr leaking capabilities the
calling thread should not have so clear them when filling in uexterr.
While doing so, record that pointer args were tagged to support
future pretty-printing.

Effort: CHERI upstreaming
Sponsored by: Innovate UK

Diff Detail

Repository
rG FreeBSD src repository
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Lint Passed
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Build Status
Buildable 74550
Build 71433: arc lint + arc unit