On 2/24/21 9:13 PM, Qu Wenruo wrote: > Now this makes way more sense, Sorry for the earlier mistake. > as your previous comment on > _btrfs_forget_or_module_reload is completely correct. > > _btrfs_forget_or_module_reload will really forget all devices, while > what we really want is just excluding certain devices, and not to affect > the other ones. > > The proper way to fix it is to only introduce _btrfs_forget to > unregister involved devices, not all. > > I'll take a look into the fix, but I'm afraid that, for systems which > don't support forget, they have to skip those tests and reduce the > coverage for older kernel/progs. Can't you just rescan when the test is done? > Thanks, > Qu >