Messages in this thread | ![/](/images/icornerl.gif) | | Subject | Re: [PATCH v4 08/16] locking/rwsem: Make rwsem_spin_on_owner() return owner state | From | Waiman Long <> | Date | Wed, 17 Apr 2019 12:53:50 -0400 |
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On 04/17/2019 06:19 AM, Peter Zijlstra wrote: > On Sat, Apr 13, 2019 at 01:22:51PM -0400, Waiman Long wrote: >> In the special case that there is no active lock and the handoff bit >> is set, optimistic spinning has to be stopped. > This makes me think this should've been _before_ you added the handoff > bit. So that when you introduce the handoff, everything is solid.
I can move it forward if you think it is the right move.
Cheers, Longman
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