Messages in this thread | | | Date | Thu, 14 Jul 2016 13:26:48 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH v2] locking/pvqspinlock: restore/set vcpu_hashed state after failing adaptive locking spinning |
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On Thu, Jul 14, 2016 at 04:15:56PM +0800, Wanpeng Li wrote: > In this case, lock holder inserts the pv_node of queue head into the > hash table and set _Q_SLOW_VAL unnecessary. This patch avoids it by > restoring/setting vcpu_halted state after failing adaptive locking ^^^^^^ > spinning. >
> - WRITE_ONCE(pn->state, vcpu_halted); > + WRITE_ONCE(pn->state, vcpu_hashed); ^^^^^^
The Changelog meant so say vcpu_hashed, surely?
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