diff --git a/docs/composefs.md b/docs/composefs.md index ebc26af3cb..b95c61f6b4 100644 --- a/docs/composefs.md +++ b/docs/composefs.md @@ -87,6 +87,19 @@ At the current time, there are no additional userspace runtime requirements. **IMPORTANT** The integration with composefs is experimental and subject to change. Please try it and report issues but do not deploy to production systems yet. +## Compatiblity + +One issue that ostree users transitioning to composefs may hit is that it is no +longer possible to add new toplevel directories via the `chattr -i / && mkdir /somedir && chattr -i` +trick. A bit more on this in the following issues: + +* +* + +However, users who were doing things like this probably want to enable the +`root.transient` option; see `man ostree-prepare-root` which will allow +this (but also change other behaviors too). + ## Comparison with other approaches There is also support for using [IMA](ima.md) with ostree. In short, composefs