Re: [PATCH v2 1/3] locking: Document the semantics of spin_is_locked()

From: David Howells
Date: Tue Apr 03 2018 - 11:23:16 EST

Andrea Parri <andrea.parri@xxxxxxxxxxxxxxxxxxxx> wrote:

> Sorry, but I don't understand your objection: are you suggesting to add
> something like "Always return 0 on !SMP" to the comment? what else?

Something like that, possibly along with a warning that this might not be what
you want. You might actually want it to return true on !SMP, it depends on
what you're using it for.