diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h
index 0890f700a5465712b5734f9f6575e86adf39393b..54fa28dfbd89d0e202f974bfa7d0270490e6f7d0 100644
--- a/include/linux/shmem_fs.h
+++ b/include/linux/shmem_fs.h
@@ -54,7 +54,6 @@ extern unsigned long shmem_get_unmapped_area(struct file *, unsigned long addr,
 		unsigned long len, unsigned long pgoff, unsigned long flags);
 extern int shmem_lock(struct file *file, int lock, struct user_struct *user);
 extern bool shmem_mapping(struct address_space *mapping);
-extern bool shmem_huge_enabled(struct vm_area_struct *vma);
 extern void shmem_unlock_mapping(struct address_space *mapping);
 extern struct page *shmem_read_mapping_page_gfp(struct address_space *mapping,
 					pgoff_t index, gfp_t gfp_mask);
@@ -112,4 +111,13 @@ static inline long shmem_fcntl(struct file *f, unsigned int c, unsigned long a)
 
 #endif
 
+#ifdef CONFIG_TRANSPARENT_HUGE_PAGECACHE
+extern bool shmem_huge_enabled(struct vm_area_struct *vma);
+#else
+static inline bool shmem_huge_enabled(struct vm_area_struct *vma)
+{
+	return false;
+}
+#endif
+
 #endif
diff --git a/mm/Kconfig b/mm/Kconfig
index 3e2daef3c946a117bbfa4e63fa6a4fb7bd31a5ad..3c81803b00a32c44690893758cf0bb35d6f4db95 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -439,6 +439,14 @@ choice
 	  benefit.
 endchoice
 
+#
+# We don't deposit page tables on file THP mapping,
+# but Power makes use of them to address MMU quirk.
+#
+config	TRANSPARENT_HUGE_PAGECACHE
+	def_bool y
+	depends on TRANSPARENT_HUGEPAGE && !PPC
+
 #
 # UP and nommu archs use km based percpu allocator
 #
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 2706182787d8a7a3d436f3150de62efa531f51ef..d3abbf249fa048b23f41f37960f4b90d7ba4779f 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -287,7 +287,7 @@ static struct attribute *hugepage_attr[] = {
 	&enabled_attr.attr,
 	&defrag_attr.attr,
 	&use_zero_page_attr.attr,
-#ifdef CONFIG_SHMEM
+#if defined(CONFIG_SHMEM) && defined(CONFIG_TRANSPARENT_HUGE_PAGECACHE)
 	&shmem_enabled_attr.attr,
 #endif
 #ifdef CONFIG_DEBUG_VM
diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index 573e4366d3b9078f0b6759de0877cec26d6e3a1f..93d5f87c00d57c392e43c8bd1c1e5b0df15ca0bc 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -819,6 +819,8 @@ static bool hugepage_vma_check(struct vm_area_struct *vma)
 	    (vma->vm_flags & VM_NOHUGEPAGE))
 		return false;
 	if (shmem_file(vma->vm_file)) {
+		if (!IS_ENABLED(CONFIG_TRANSPARENT_HUGE_PAGECACHE))
+			return false;
 		return IS_ALIGNED((vma->vm_start >> PAGE_SHIFT) - vma->vm_pgoff,
 				HPAGE_PMD_NR);
 	}
@@ -1222,7 +1224,7 @@ static void collect_mm_slot(struct mm_slot *mm_slot)
 	}
 }
 
-#ifdef CONFIG_SHMEM
+#if defined(CONFIG_SHMEM) && defined(CONFIG_TRANSPARENT_HUGE_PAGECACHE)
 static void retract_page_tables(struct address_space *mapping, pgoff_t pgoff)
 {
 	struct vm_area_struct *vma;
@@ -1681,8 +1683,6 @@ static unsigned int khugepaged_scan_mm_slot(unsigned int pages,
 		if (khugepaged_scan.address < hstart)
 			khugepaged_scan.address = hstart;
 		VM_BUG_ON(khugepaged_scan.address & ~HPAGE_PMD_MASK);
-		if (shmem_file(vma->vm_file) && !shmem_huge_enabled(vma))
-			goto skip;
 
 		while (khugepaged_scan.address < hend) {
 			int ret;
@@ -1694,9 +1694,12 @@ static unsigned int khugepaged_scan_mm_slot(unsigned int pages,
 				  khugepaged_scan.address + HPAGE_PMD_SIZE >
 				  hend);
 			if (shmem_file(vma->vm_file)) {
-				struct file *file = get_file(vma->vm_file);
+				struct file *file;
 				pgoff_t pgoff = linear_page_index(vma,
 						khugepaged_scan.address);
+				if (!shmem_huge_enabled(vma))
+					goto skip;
+				file = get_file(vma->vm_file);
 				up_read(&mm->mmap_sem);
 				ret = 1;
 				khugepaged_scan_shmem(mm, file->f_mapping,
diff --git a/mm/memory.c b/mm/memory.c
index 712790e95f08629497d15b7fa02728475fefd4dc..4425b605933900b7f42856bfcd3ad05a46bd0959 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2920,7 +2920,7 @@ static int pte_alloc_one_map(struct fault_env *fe)
 	return 0;
 }
 
-#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+#ifdef CONFIG_TRANSPARENT_HUGE_PAGECACHE
 
 #define HPAGE_CACHE_INDEX_MASK (HPAGE_PMD_NR - 1)
 static inline bool transhuge_vma_suitable(struct vm_area_struct *vma,
@@ -3002,7 +3002,8 @@ int alloc_set_pte(struct fault_env *fe, struct mem_cgroup *memcg,
 	pte_t entry;
 	int ret;
 
-	if (pmd_none(*fe->pmd) && PageTransCompound(page)) {
+	if (pmd_none(*fe->pmd) && PageTransCompound(page) &&
+			IS_ENABLED(CONFIG_TRANSPARENT_HUGE_PAGECACHE)) {
 		/* THP on COW? */
 		VM_BUG_ON_PAGE(memcg, page);
 
diff --git a/mm/shmem.c b/mm/shmem.c
index 905c0e1cf5aff162a12c0c2d1a68523d7517990c..25f55a3a93b34ceb3a3425598e52b5c8798c458e 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -363,7 +363,7 @@ static bool shmem_confirm_swap(struct address_space *mapping,
 #define SHMEM_HUGE_DENY		(-1)
 #define SHMEM_HUGE_FORCE	(-2)
 
-#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+#ifdef CONFIG_TRANSPARENT_HUGE_PAGECACHE
 /* ifdef here to avoid bloating shmem.o when not necessary */
 
 int shmem_huge __read_mostly;
@@ -406,11 +406,11 @@ static const char *shmem_format_huge(int huge)
 	}
 }
 
-#else /* !CONFIG_TRANSPARENT_HUGEPAGE */
+#else /* !CONFIG_TRANSPARENT_HUGE_PAGECACHE */
 
 #define shmem_huge SHMEM_HUGE_DENY
 
-#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
+#endif /* CONFIG_TRANSPARENT_HUGE_PAGECACHE */
 
 /*
  * Like add_to_page_cache_locked, but error if expected item has gone.
@@ -1229,7 +1229,7 @@ static struct page *shmem_alloc_hugepage(gfp_t gfp,
 	void __rcu **results;
 	struct page *page;
 
-	if (!IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE))
+	if (!IS_ENABLED(CONFIG_TRANSPARENT_HUGE_PAGECACHE))
 		return NULL;
 
 	rcu_read_lock();
@@ -1270,7 +1270,7 @@ static struct page *shmem_alloc_and_acct_page(gfp_t gfp,
 	int nr;
 	int err = -ENOSPC;
 
-	if (!IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE))
+	if (!IS_ENABLED(CONFIG_TRANSPARENT_HUGE_PAGECACHE))
 		huge = false;
 	nr = huge ? HPAGE_PMD_NR : 1;
 
@@ -1773,7 +1773,7 @@ unsigned long shmem_get_unmapped_area(struct file *file,
 	get_area = current->mm->get_unmapped_area;
 	addr = get_area(file, uaddr, len, pgoff, flags);
 
-	if (!IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE))
+	if (!IS_ENABLED(CONFIG_TRANSPARENT_HUGE_PAGECACHE))
 		return addr;
 	if (IS_ERR_VALUE(addr))
 		return addr;
@@ -1890,7 +1890,7 @@ static int shmem_mmap(struct file *file, struct vm_area_struct *vma)
 {
 	file_accessed(file);
 	vma->vm_ops = &shmem_vm_ops;
-	if (IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE) &&
+	if (IS_ENABLED(CONFIG_TRANSPARENT_HUGE_PAGECACHE) &&
 			((vma->vm_start + ~HPAGE_PMD_MASK) & HPAGE_PMD_MASK) <
 			(vma->vm_end & HPAGE_PMD_MASK)) {
 		khugepaged_enter(vma, vma->vm_flags);
@@ -3287,7 +3287,7 @@ static int shmem_parse_options(char *options, struct shmem_sb_info *sbinfo,
 			sbinfo->gid = make_kgid(current_user_ns(), gid);
 			if (!gid_valid(sbinfo->gid))
 				goto bad_val;
-#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+#ifdef CONFIG_TRANSPARENT_HUGE_PAGECACHE
 		} else if (!strcmp(this_char, "huge")) {
 			int huge;
 			huge = shmem_parse_huge(value);
@@ -3384,7 +3384,7 @@ static int shmem_show_options(struct seq_file *seq, struct dentry *root)
 	if (!gid_eq(sbinfo->gid, GLOBAL_ROOT_GID))
 		seq_printf(seq, ",gid=%u",
 				from_kgid_munged(&init_user_ns, sbinfo->gid));
-#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+#ifdef CONFIG_TRANSPARENT_HUGE_PAGECACHE
 	/* Rightly or wrongly, show huge mount option unmasked by shmem_huge */
 	if (sbinfo->huge)
 		seq_printf(seq, ",huge=%s", shmem_format_huge(sbinfo->huge));
@@ -3730,7 +3730,7 @@ int __init shmem_init(void)
 		goto out1;
 	}
 
-#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+#ifdef CONFIG_TRANSPARENT_HUGE_PAGECACHE
 	if (has_transparent_hugepage() && shmem_huge < SHMEM_HUGE_DENY)
 		SHMEM_SB(shm_mnt->mnt_sb)->huge = shmem_huge;
 	else
@@ -3747,7 +3747,7 @@ int __init shmem_init(void)
 	return error;
 }
 
-#if defined(CONFIG_TRANSPARENT_HUGEPAGE) && defined(CONFIG_SYSFS)
+#if defined(CONFIG_TRANSPARENT_HUGE_PAGECACHE) && defined(CONFIG_SYSFS)
 static ssize_t shmem_enabled_show(struct kobject *kobj,
 		struct kobj_attribute *attr, char *buf)
 {
@@ -3830,7 +3830,7 @@ bool shmem_huge_enabled(struct vm_area_struct *vma)
 			return false;
 	}
 }
-#endif /* CONFIG_TRANSPARENT_HUGEPAGE && CONFIG_SYSFS */
+#endif /* CONFIG_TRANSPARENT_HUGE_PAGECACHE && CONFIG_SYSFS */
 
 #else /* !CONFIG_SHMEM */
 
@@ -4010,7 +4010,7 @@ int shmem_zero_setup(struct vm_area_struct *vma)
 	vma->vm_file = file;
 	vma->vm_ops = &shmem_vm_ops;
 
-	if (IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE) &&
+	if (IS_ENABLED(CONFIG_TRANSPARENT_HUGE_PAGECACHE) &&
 			((vma->vm_start + ~HPAGE_PMD_MASK) & HPAGE_PMD_MASK) <
 			(vma->vm_end & HPAGE_PMD_MASK)) {
 		khugepaged_enter(vma, vma->vm_flags);