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Diffstat (limited to 'mm/huge_memory.c')
-rw-r--r--mm/huge_memory.c21
1 files changed, 0 insertions, 21 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 863c495776d7..2ccff8472cd4 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -303,24 +303,6 @@ static ssize_t hpage_pmd_size_show(struct kobject *kobj,
static struct kobj_attribute hpage_pmd_size_attr =
__ATTR_RO(hpage_pmd_size);
-#ifdef CONFIG_DEBUG_VM
-static ssize_t debug_cow_show(struct kobject *kobj,
- struct kobj_attribute *attr, char *buf)
-{
- return single_hugepage_flag_show(kobj, attr, buf,
- TRANSPARENT_HUGEPAGE_DEBUG_COW_FLAG);
-}
-static ssize_t debug_cow_store(struct kobject *kobj,
- struct kobj_attribute *attr,
- const char *buf, size_t count)
-{
- return single_hugepage_flag_store(kobj, attr, buf, count,
- TRANSPARENT_HUGEPAGE_DEBUG_COW_FLAG);
-}
-static struct kobj_attribute debug_cow_attr =
- __ATTR(debug_cow, 0644, debug_cow_show, debug_cow_store);
-#endif /* CONFIG_DEBUG_VM */
-
static struct attribute *hugepage_attr[] = {
&enabled_attr.attr,
&defrag_attr.attr,
@@ -329,9 +311,6 @@ static struct attribute *hugepage_attr[] = {
#ifdef CONFIG_SHMEM
&shmem_enabled_attr.attr,
#endif
-#ifdef CONFIG_DEBUG_VM
- &debug_cow_attr.attr,
-#endif
NULL,
};