On Wed, 01 Jun 2016, Peter Zijlstra wrote:
On Mon, May 23, 2016 at 06:54:02AM -0700, Davidlohr Bueso wrote:
... it has no users and we already have the the regular spin_is_lock()
call anyway -- although iirc this was going to be different
than the simple negation for lock elision implementations. Lets drop it.
What about {read,write}_can_lock() ? those look equally unused and
borken.
Hmm so the break_lock thingie for archs that don't have ticket locks (or
queued obviously) want to use these, mainly for is_contended() usage afaict.
