[ Grr, sorry for not including you originally Andrew, if this ends up being ok with others, it will probably need to go through your tree. ]
On 19.02.2014 [15:17:14 -0800], Nishanth Aravamudan wrote: > We can call local_memory_node() before the zonelists are setup. In that > case, first_zones_zonelist() will not set zone and the reference to > zone->node will Oops. Catch this case, and, since we presumably running > very early, just return that any node will do. > > Signed-off-by: Nishanth Aravamudan <n...@linux.vnet.ibm.com> > Cc: Andrew Morton <a...@linux-foundation.org> > Cc: Michal Hocko <mho...@suse.cz> > Cc: Mel Gorman <mgor...@suse.de> > Cc: linux...@kvack.org > Cc: linux-ker...@vger.kernel.org > Cc: Christoph Lameter <c...@linux.com> > Cc: David Rientjes <rient...@google.com> > Cc: Joonsoo Kim <iamjoonsoo....@lge.com> > Cc: Ben Herrenschmidt <b...@kernel.crashing.org> > Cc: Anton Blanchard <an...@samba.org> > > diff --git a/mm/page_alloc.c b/mm/page_alloc.c > index e3758a0..5de4337 100644 > --- a/mm/page_alloc.c > +++ b/mm/page_alloc.c > @@ -3650,6 +3650,8 @@ int local_memory_node(int node) > gfp_zone(GFP_KERNEL), > NULL, > &zone); > + if (!zone) > + return NUMA_NO_NODE; > return zone->node; > } > #endif _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev