On 15/09/16 06:06, Reza Arbab wrote: > Remove the check which prevents us from hotplugging into an empty node. > > This limitation has been questioned before [1], and judging by the > response, there doesn't seem to be a reason we can't remove it. No issues > have been found in light testing. > > [1] http://lkml.kernel.org/r/CAGZKiBrmkSa1yyhbf5hwGxubcjsE5SmkSMY4tpANERMe2UG4bg@xxxxxxxxxxxxxx > http://lkml.kernel.org/r/20160511215051.GF22115@xxxxxxxxxxxxxxxxxxxxxxxxxxx > > Signed-off-by: Reza Arbab <arbab@xxxxxxxxxxxxxxxxxx> > Acked-by: Balbir Singh <bsingharora@xxxxxxxxx> > Cc: Nathan Fontenot <nfont@xxxxxxxxxxxxxxxxxx> > Cc: Bharata B Rao <bharata@xxxxxxxxxxxxxxxxxx> > --- > arch/powerpc/mm/numa.c | 13 +------------ > 1 file changed, 1 insertion(+), 12 deletions(-) > I presume you've tested with CONFIG_NODES_SHIFT of 8 (255 nodes?) Balbir Singh. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>