On 20.04.2023 13:25, Henry Wang wrote: > From: Wei Chen <wei.c...@arm.com> > > As a memory range described in device tree cannot be split across > multiple nodes. And it is very likely than if you have more than > 64 nodes, you may need a lot more than 2 regions per node. So the > default NR_NODE_MEMBLKS value (MAX_NUMNODES * 2) makes no sense > on Arm. > > So, for Arm, we would just define NR_NODE_MEMBLKS as an alias to > NR_MEM_BANKS. And in the future NR_MEM_BANKS will be user-configurable > via kconfig, but for now leave NR_MEM_BANKS as 128 on Arm. This > avoid to have different way to define the value based NUMA vs non-NUMA. > > Further discussions can be found here[1]. > > [1] https://lists.xenproject.org/archives/html/xen-devel/2021-09/msg02322.html > > Signed-off-by: Wei Chen <wei.c...@arm.com> > Signed-off-by: Henry Wang <henry.w...@arm.com>
Acked-by: Jan Beulich <jbeul...@suse.com>
