Hello David,
On Sat, 23 Nov 2024 16:27:27 +0900, David Gow wrote: > I had a chance to give this a proper try with KUnit, and think it'd be > a great options to have available: it's certainly nice to have a fast, > easy nommu architecture for testing. thanks for the test. > I'd echo the comments from others that ― at least for the testing case > ― it doesn't make much sense to go to the length to use the fancy > zpoline patching (as neat as it is) compared to a simpler, but slower > seccomp-based approach. It'd be nicer to have a simpler, more robust > implementation first, and if there's a particular reason to want to > speed it up later, zpoline can be added as an option. I'll start to explore the possibility of this option under nommu; will get you guys back here. > Plus, if we can avoid the need for vm.mmap_min_addr, that'd make it > much easier to run the nommu tests alongside all the regular UML ones, > as none would require either root, or an otherwise particularly > special config. Though I thought this limitation doesn't have much impact, we'll also experiment if this (not using mmap_min_addr) is possible or not. thanks for the feedback ! -- Hajime
