hugetlbfs: Add dependency with ascend memory features

ascend inclusion
category: feature
bugzilla: NA
CVE: NA

-------------------------------------------------

The ascend memory feature depends on the large page feature,
but it is not associated. When CONFIG_HUGETLBFS is turned off,
the compilation will fail.

This patch add dependencies in configs.
Acked-by: NHanjun Guo <guohanjun@huawei.com>
Signed-off-by: NWeilong Chen <chenweilong@huawei.com>
Reviewed-by: NDing Tianhong <dingtianhong@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: NCheng Jian <cj.chengjian@huawei.com>

arch/arm64/Kconfig

@@ -1361,6 +1361,7 @@ config ASCEND_IOPF_HIPRI
 
 config ASCEND_CHARGE_MIGRATE_HUGEPAGES
 	bool "Enable support for migrate hugepages"
+	depends on HUGETLBFS
 	default y
 	help
 	  When reseved hugepages are used up, we attempts to apply for migrate
@@ -1382,6 +1383,7 @@ config ASCEND_WATCHDOG_SYSFS_CONFIGURE
 
 config ASCEND_AUTO_TUNING_HUGEPAGE
 	bool "Enable support for the auto-tuning hugepage"
+	depends on HUGETLBFS
 	default y
 	help
 	  The hugepage auto-tuning means the kernel dynamically manages the number of

drivers/char/Kconfig

@@ -554,7 +554,7 @@ config ADI
 
 config HISI_SVM
 	bool "Hisilicon svm driver"
-	depends on ARM64 && ARM_SMMU_V3 && MMU_NOTIFIER
+	depends on ARM64 && ARM_SMMU_V3 && MMU_NOTIFIER && HUGETLBFS
 	default y
 	help
 	  This driver provides character-level access to Hisilicon

include/linux/hugetlb.h

@@ -629,6 +629,13 @@ static inline void set_huge_swap_pte_at(struct mm_struct *mm, unsigned long addr
 					pte_t *ptep, pte_t pte, unsigned long sz)
 {
 }
+
+static inline int hugetlb_insert_hugepage_pte_by_pa(struct mm_struct *mm,
+                                    unsigned long vir_addr,
+                                    pgprot_t prot, unsigned long phy_addr)
+{
+	return 0;
+}
 #endif	/* CONFIG_HUGETLB_PAGE */
 
 static inline spinlock_t *huge_pte_lock(struct hstate *h,