config HAVE_MEMBLOCK_PHYS_MAP
boolean
+config HAVE_GENERIC_RCU_GUP
+ boolean
+
config ARCH_DISCARD_MEMBLOCK
boolean
config ARCH_ENABLE_SPLIT_PMD_PTLOCK
boolean
+#
+# support for memory balloon
+config MEMORY_BALLOON
+ boolean
+
#
# support for memory balloon compaction
config BALLOON_COMPACTION
bool "Allow for balloon memory compaction/migration"
def_bool y
- depends on COMPACTION && VIRTIO_BALLOON
+ depends on COMPACTION && MEMORY_BALLOON
help
Memory fragmentation introduced by ballooning might reduce
significantly the number of 2MB contiguous memory blocks that can be