We can provide debug_pagealloc_enabled() also if CONFIG_DEBUG_PAGEALLOC
is not set. It will return false in that case.
Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
---
include/linux/mm.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 7783073..fbc5354 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2148,6 +2148,10 @@ kernel_map_pages(struct page *page, int numpages, int enable)
extern bool kernel_page_present(struct page *page);
#endif /* CONFIG_HIBERNATION */
#else
+static inline bool debug_pagealloc_enabled(void)
+{
+ return false;
+}
static inline void
kernel_map_pages(struct page *page, int numpages, int enable) {}
#ifdef CONFIG_HIBERNATION
--
2.3.0
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