[PATCH v5 0/3] livepatch callbacks

v5: - Move code comments from kernel/livepatch/core.h to include/linux/livepatch.h's struct klp_callbacks definition - Change int klp_object.prepatch_callback_status to a bool klp_object.callbacks_enabled - fixes a hole where returned status=0 wasn't distinguished from "never-ran"

[PATCH v5 0/3] livepatch callbacks

v5: - Move code comments from kernel/livepatch/core.h to include/linux/livepatch.h's struct klp_callbacks definition - Change int klp_object.prepatch_callback_status to a bool klp_object.callbacks_enabled - fixes a hole where returned status=0 wasn't distinguished from "never-ran"