| Date | Mon, 3 Oct 2022 17:00:23 -0700 | From | Kees Cook <> | Subject | Re: [OPTIONAL/RFC v2 38/39] x86/cet/shstk: Add ARCH_CET_UNLOCK |
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On Thu, Sep 29, 2022 at 03:29:35PM -0700, Rick Edgecombe wrote: > From: Mike Rapoport <rppt@linux.ibm.com> > > Userspace loaders may lock features before a CRIU restore operation has > the chance to set them to whatever state is required by the process > being restored. Allow a way for CRIU to unlock features. Add it as an > arch_prctl() like the other CET operations, but restrict it being called > by the ptrace arch_pctl() interface.
Hrm, please make this build-depend on CRIU...
-- Kees Cook
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