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- What: /sys/kernel/livepatch
- Date: Nov 2014
- KernelVersion: 3.19.0
- Contact: live-patching@vger.kernel.org
- Description:
- Interface for kernel live patching
- The /sys/kernel/livepatch directory contains subdirectories for
- each loaded live patch module.
- What: /sys/kernel/livepatch/<patch>
- Date: Nov 2014
- KernelVersion: 3.19.0
- Contact: live-patching@vger.kernel.org
- Description:
- The patch directory contains subdirectories for each kernel
- object (vmlinux or a module) in which it patched functions.
- What: /sys/kernel/livepatch/<patch>/enabled
- Date: Nov 2014
- KernelVersion: 3.19.0
- Contact: live-patching@vger.kernel.org
- Description:
- A writable attribute that indicates whether the patched
- code is currently applied. Writing 0 will disable the patch
- while writing 1 will re-enable the patch.
- What: /sys/kernel/livepatch/<patch>/transition
- Date: Feb 2017
- KernelVersion: 4.12.0
- Contact: live-patching@vger.kernel.org
- Description:
- An attribute which indicates whether the patch is currently in
- transition.
- What: /sys/kernel/livepatch/<patch>/<object>
- Date: Nov 2014
- KernelVersion: 3.19.0
- Contact: live-patching@vger.kernel.org
- Description:
- The object directory contains subdirectories for each function
- that is patched within the object.
- What: /sys/kernel/livepatch/<patch>/<object>/<function,sympos>
- Date: Nov 2014
- KernelVersion: 3.19.0
- Contact: live-patching@vger.kernel.org
- Description:
- The function directory contains attributes regarding the
- properties and state of the patched function.
- The directory name contains the patched function name and a
- sympos number corresponding to the nth occurrence of the symbol
- name in kallsyms for the patched object.
- There are currently no such attributes.
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