[DTrace-devel] [PATCH] test: Retry umount if necessary

[Nick Alcock]

On 3 Dec 2024, eugene loh said:

> From: Eugene Loh <eugene.loh at oracle.com>
>
> The io tests tst.local.sh and tst.wait.sh fail with some frequency,
> with error messages like "umount: $iodir: target is busy."

Can you just do a umount -l, then? The only caveat is that while this
will disconnect the mount from the mount tree immediately, the *actual
umount* might happen arbitrarily later -- is that a problem?