search for: link_and_wait

Displaying 2 results from an estimated 2 matches for "link_and_wait".

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2014 Jun 16
4
[PATCH 10/11] qspinlock: Paravirt support
...truct pv_node)> 5*sizeof(struct mcs_spinlock)); > + > + pn->cpu = smp_processor_id(); > + pn->head = INVALID_HEAD; > +} > + > +static inline struct pv_node *pv_decode_tail(u32 tail) > +{ > + return (struct pv_node *)decode_tail(tail); > +} > + > +void __pv_link_and_wait_node(u32 old, struct mcs_spinlock *node) > +{ > + struct pv_node *ppn, *pn = (struct pv_node *)node; > + unsigned int count; > + > + if (!(old& _Q_TAIL_MASK)) { > + pn->head = NO_HEAD; > + return; > + } > + > + ppn = pv_decode_tail(old); > + ACCESS_ONCE(pp...
2014 Jun 16
4
[PATCH 10/11] qspinlock: Paravirt support
...truct pv_node)> 5*sizeof(struct mcs_spinlock)); > + > + pn->cpu = smp_processor_id(); > + pn->head = INVALID_HEAD; > +} > + > +static inline struct pv_node *pv_decode_tail(u32 tail) > +{ > + return (struct pv_node *)decode_tail(tail); > +} > + > +void __pv_link_and_wait_node(u32 old, struct mcs_spinlock *node) > +{ > + struct pv_node *ppn, *pn = (struct pv_node *)node; > + unsigned int count; > + > + if (!(old& _Q_TAIL_MASK)) { > + pn->head = NO_HEAD; > + return; > + } > + > + ppn = pv_decode_tail(old); > + ACCESS_ONCE(pp...