powerpc/mm: move hugetlb_disabled into asm/hugetlb.h

No need to have this in asm/page.h, move it into asm/hugetlb.h

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/powerpc/include/asm/hugetlb.h

@@ -13,6 +13,8 @@
 #include <asm/nohash/32/hugetlb-8xx.h>
 #endif /* CONFIG_PPC_BOOK3S_64 */
 
+extern bool hugetlb_disabled;
+
 void flush_dcache_icache_hugepage(struct page *page);
 
 int slice_is_hugepage_only_range(struct mm_struct *mm, unsigned long addr,

arch/powerpc/include/asm/page.h

@@ -29,7 +29,6 @@
 
 #ifndef __ASSEMBLY__
 #ifdef CONFIG_HUGETLB_PAGE
-extern bool hugetlb_disabled;
 extern unsigned int HPAGE_SHIFT;
 #else
 #define HPAGE_SHIFT PAGE_SHIFT

arch/powerpc/kernel/fadump.c

@@ -36,6 +36,7 @@
 #include <linux/sysfs.h>
 #include <linux/slab.h>
 #include <linux/cma.h>
+#include <linux/hugetlb.h>
 
 #include <asm/debugfs.h>
 #include <asm/page.h>

arch/powerpc/mm/book3s64/hash_utils.c

@@ -37,6 +37,7 @@
 #include <linux/context_tracking.h>
 #include <linux/libfdt.h>
 #include <linux/pkeys.h>
+#include <linux/hugetlb.h>
 
 #include <asm/debugfs.h>
 #include <asm/processor.h>