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-rw-r--r--arch/powerpc/kernel/setup_64.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index fb9bb46e7e88..4cb8f1e9d044 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -35,6 +35,8 @@
#include <linux/pci.h>
#include <linux/lockdep.h>
#include <linux/memblock.h>
+#include <linux/hugetlb.h>
+
#include <asm/io.h>
#include <asm/kdump.h>
#include <asm/prom.h>
@@ -64,6 +66,7 @@
#include <asm/mmu_context.h>
#include <asm/code-patching.h>
#include <asm/kvm_ppc.h>
+#include <asm/hugetlb.h>
#include "setup.h"
@@ -217,6 +220,13 @@ void __init early_setup(unsigned long dt_ptr)
/* Initialize the hash table or TLB handling */
early_init_mmu();
+ /*
+ * Reserve any gigantic pages requested on the command line.
+ * memblock needs to have been initialized by the time this is
+ * called since this will reserve memory.
+ */
+ reserve_hugetlb_gpages();
+
DBG(" <- early_setup()\n");
}