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linux(4): make arch_prctl(2) support GET_CET_STATUS, report unknown codes

Description

linux(4): make arch_prctl(2) support GET_CET_STATUS, report unknown codes

This is largely a no-op, to make future debugging slightly easier.

Sponsored By: EPSRC
Differential Revision: https://reviews.freebsd.org/D30035

(cherry picked from commit 916f3dba4523d1b2d478538875d45df56b20bcdb)

Details

Provenance
traszAuthored on May 6 2021, 8:33 AM
Differential Revision
D30035: linux(4): support GET_CET_STATUS, report unknown codes
Parents
rG1f948bb41f7e: linux(4): fix ptrace(2) to properly handle orig_rax
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