linux/Documentation/ABI/testing/sysfs-kernel-livepatch

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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>/<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.