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Note: File does not exist in v3.1.
1What: /sys/kernel/livepatch
2Date: Nov 2014
3KernelVersion: 3.19.0
4Contact: live-patching@vger.kernel.org
5Description:
6 Interface for kernel live patching
7
8 The /sys/kernel/livepatch directory contains subdirectories for
9 each loaded live patch module.
10
11What: /sys/kernel/livepatch/<patch>
12Date: Nov 2014
13KernelVersion: 3.19.0
14Contact: live-patching@vger.kernel.org
15Description:
16 The patch directory contains subdirectories for each kernel
17 object (vmlinux or a module) in which it patched functions.
18
19What: /sys/kernel/livepatch/<patch>/enabled
20Date: Nov 2014
21KernelVersion: 3.19.0
22Contact: live-patching@vger.kernel.org
23Description:
24 A writable attribute that indicates whether the patched
25 code is currently applied. Writing 0 will disable the patch
26 while writing 1 will re-enable the patch.
27
28What: /sys/kernel/livepatch/<patch>/<object>
29Date: Nov 2014
30KernelVersion: 3.19.0
31Contact: live-patching@vger.kernel.org
32Description:
33 The object directory contains subdirectories for each function
34 that is patched within the object.
35
36What: /sys/kernel/livepatch/<patch>/<object>/<function,sympos>
37Date: Nov 2014
38KernelVersion: 3.19.0
39Contact: live-patching@vger.kernel.org
40Description:
41 The function directory contains attributes regarding the
42 properties and state of the patched function.
43
44 The directory name contains the patched function name and a
45 sympos number corresponding to the nth occurrence of the symbol
46 name in kallsyms for the patched object.
47
48 There are currently no such attributes.