[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCHv11 2/4] gnttab: introduce maptrack lock
>>> On 02.06.15 at 18:26, <david.vrabel@xxxxxxxxxx> wrote: > --- a/xen/common/grant_table.c > +++ b/xen/common/grant_table.c > @@ -288,10 +288,10 @@ static inline void put_maptrack_handle( > struct grant_table *t, int handle) > { > - spin_lock(&t->lock); > + spin_lock(&t->maptrack_lock); > maptrack_entry(t, handle).ref = t->maptrack_head; > t->maptrack_head = handle; > - spin_unlock(&t->lock); > + spin_unlock(&t->maptrack_lock); Starting with this change it becomes unclear what protects the maptrack entries - the grant table lock or the maptrack one? Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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