On Fri, 13 Oct 2017, Joe Lawrence wrote: > Provide livepatch modules a klp_object (un)patching notification > mechanism. Pre and post-(un)patch callbacks allow livepatch modules to > setup or synchronize changes that would be difficult to support in only > patched-or-unpatched code contexts. > > Callbacks can be registered for target module or vmlinux klp_objects, > but each implementation is klp_object specific. > > - Pre-(un)patch callbacks run before any (un)patching transition > starts. > > - Post-(un)patch callbacks run once an object has been (un)patched and > the klp_patch fully transitioned to its target state. > > Example use cases include modification of global data and registration > of newly available services/handlers. > > See Documentation/livepatch/callbacks.txt for details and > samples/livepatch/ for examples. > > Signed-off-by: Joe Lawrence <joe.lawre...@redhat.com>
Acked-by: Miroslav Benes <mbe...@suse.cz> Miroslav
