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-rw-r--r--include/linux/mm.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index a7e4a9e7d807..57f1aa2a33b6 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -3231,6 +3231,19 @@ extern void shake_page(struct page *p);
extern atomic_long_t num_poisoned_pages __read_mostly;
extern int soft_offline_page(unsigned long pfn, int flags);
+#ifndef arch_memory_failure
+static inline int arch_memory_failure(unsigned long pfn, int flags)
+{
+ return -ENXIO;
+}
+#endif
+
+#ifndef arch_is_platform_page
+static inline bool arch_is_platform_page(u64 paddr)
+{
+ return false;
+}
+#endif
/*
* Error handlers for various types of pages.