[Patch 000/002] Make kmem_cache_node for SLUB on memory online to avoid panic(take 2)

This patch set is to fix panic due to access NULL pointer of SLUB. When new memory is hot-added on the new node (or memory less node), kmem_cache_node for the new node is not prepared, and panic occurs by it. So, kmem_cache_node should be created for the node before new memory is available on the

[Patch 000/002] Make kmem_cache_node for SLUB on memory online to avoid panic(take 2)

This patch set is to fix panic due to access NULL pointer of SLUB. When new memory is hot-added on the new node (or memory less node), kmem_cache_node for the new node is not prepared, and panic occurs by it. So, kmem_cache_node should be created for the node before new memory is available on the