On Wed, Apr 14, 2021 at 04:47:10PM -0400, Theodore Ts'o wrote: > On Mon, Apr 12, 2021 at 06:41:20PM -0400, Theodore Ts'o wrote: > > In the ideal world, if the kernel wasn't compiled with the necessary > > CONFIG options enabled, it's desirable of the test can detect that > > fact and skip running the test instead failing and forcing the person > > running the test to try to figure out whether this is a legitmate file > > system bug or a just a test setup bug. > > So it would make it easier for me to manage running xfstests on ext4 > if I had added something like this to ext4 and sent it to Linus before > v5.12 is released. What do folks think? Completely stupid. This is a VFS-level feature and we need to have proper VFS-level testing (which we have through creating a mount with the option), not fs-specific band aids.