On Thu, Jul 16, 2015 at 08:13:38PM +0300, Konstantin Khlebnikov wrote:
> > @@ -1187,14 +1195,14 @@ void __init page_alloc_init_late(void)
> > {pgdat_init_rwsempgdat_init_rwsempgdat_init_rwsem
> > int nid;
> >
> > + /* There will be num_node_state(N_MEMORY) threads */
> > + atomic_set(&pgdat_init_n_undone, num_node_state(N_MEMORY));
> > for_each_node_state(nid, N_MEMORY) {
> > - down_read(&pgdat_init_rwsem);
>
> Rw-sem have special "non-owner" mode for keeping lockdep away.
> This should be enough:
>
I think in this case that the completions look nicer though so I think
I'll keep them.
--
Mel Gorman
SUSE Labs
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