On Tue, 10 Apr 2018, Josh Poimboeuf wrote: > > > I agree here. Practically we use only cumulative replacement patches at > > > SUSE. So with that in mind I don't care about the stacking much. But, it > > > may make sense for someone else. Evgenii mentioned they used it for > > > hotfixes. Therefore I'm reluctant to remove it completely. > > > > Well, it was convenient in some cases to provide a hot fix for a given bug > > on top of our official cumulative patch. So far, such fixes were only used > > on a few of the customers' machines (where they were needed ASAP). It just > > made it easier to see where is the common set of fixes and where is the > > customer-specific addition. > > > > I think, we can use cumulative patches in such cases too without much > > additional effort. For example, we can encode the distinction (base set of > > fixes + addition) in the module name or somewhere else. > > > > So, I think, it is fine for us, if stacking support is removed. Especially > > if that makes the implementation of livepatch less complex and more > > reliable. > > Just to clarify, I think we are just proposing the removal of the > enforcement of the stacking order. We will still allow multiple > non-replace patches to be applied. We just won't enforce which patches > can be disabled/removed at any given time. Heh, so I misunderstood. I thought you were talking about the removal of the stacking. Now it makes more sense. > So I think your old way of doing things (individual unrelated patches on > top of a cumulative patch) would still work. Yes. On the other hand the user needs to be even more careful, so I'd expect an update of documentation with the removal :). Miroslav -- To unsubscribe from this list: send the line "unsubscribe live-patching" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html