On Tue, 2015-08-11 at 15:25 +0530, Nikunj A Dadhania wrote: > Hi Michael, > > Nikunj A Dadhania <nik...@linux.vnet.ibm.com> writes: > > In some situations, a NUMA guest that supports > > ibm,dynamic-memory-reconfiguration node will end up having flat NUMA > > distances between nodes. This is because of two problems in the > > current code. > > > > 1) Different representations of associativity lists. > > > > There is an assumption about the associativity list in > > initialize_distance_lookup_table(). Associativity list has two forms: > > > > a) [cpu,memory]@x/ibm,associativity has following > > format: > > <N> <N integers> > > > > b) ibm,dynamic-reconfiguration-memory/ibm,associativity-lookup-arrays > > > > <M> <N> <M associativity lists each having N integers> > > M = the number of associativity lists > > N = the number of entries per associativity list > > > > Fix initialize_distance_lookup_table() so that it does not assume > > "case a". And update the caller to skip the length field before > > sending the associativity list. > > > > 2) Distance table not getting updated from drconf path. > > > > Node distance table will not get initialized in certain cases as > > ibm,dynamic-reconfiguration-memory path does not initialize the > > lookup table. > > > > Call initialize_distance_lookup_table() from drconf path with > > appropriate associativity list. > > > > Reported-by: Bharata B Rao <bhar...@linux.vnet.ibm.com> > > Signed-off-by: Nikunj A Dadhania <nik...@linux.vnet.ibm.com> > > Acked-by: Anton Blanchard <an...@samba.org> > > Have you pulled this?
Nope. Will add it now. cheers _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
