1*4882a593SmuzhiyunCONFIG_MEMORY_HOTPLUG=y 2*4882a593SmuzhiyunCONFIG_MEMORY_HOTPLUG_SPARSE=y 3*4882a593SmuzhiyunCONFIG_NOTIFIER_ERROR_INJECTION=y 4*4882a593SmuzhiyunCONFIG_MEMORY_NOTIFIER_ERROR_INJECT=m 5*4882a593SmuzhiyunCONFIG_MEMORY_HOTREMOVE=y 6