Re: [OPTIONAL/RFC v2 38/39] x86/cet/shstk: Add ARCH_CET_UNLOCK

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, Sep 29, 2022 at 03:29:35PM -0700, Rick Edgecombe wrote:
> From: Mike Rapoport <rppt@xxxxxxxxxxxxx>
> 
> 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



[Index of Archives]     [Linux Kernel]     [Kernel Newbies]     [x86 Platform Driver]     [Netdev]     [Linux Wireless]     [Netfilter]     [Bugtraq]     [Linux Filesystems]     [Yosemite Discussion]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Device Mapper]

  Powered by Linux