On Wed, Oct 23, 2024 at 10:23:51AM -0700, Darrick J. Wong wrote: > On Wed, Oct 23, 2024 at 12:39:30PM +0200, Christoph Hellwig wrote: > > These fail for various non-default configs like DAX, alwayscow and > > small block sizes. > > Shouldn't we selectively _notrun these tests for configurations where > speculative/delayed allocations don't work? > > I had started on a helper to try to detect the situations where the > tests cannot ever pass, but never quite finished it: If you get that to fully work it seems like a good idea, yes.