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-rw-r--r--include/linux/memblock.h21
1 files changed, 19 insertions, 2 deletions
diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index b0f750d22a7b..5afcd99aa8c1 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -613,11 +613,28 @@ static inline void memtest_report_meminfo(struct seq_file *m) { }
#ifdef CONFIG_MEMBLOCK_KHO_SCRATCH
void memblock_set_kho_scratch_only(void);
void memblock_clear_kho_scratch_only(void);
-void memmap_init_kho_scratch_pages(void);
+bool memblock_is_kho_scratch_memory(phys_addr_t addr);
+
+static inline enum migratetype kho_scratch_migratetype(unsigned long pfn,
+ enum migratetype mt)
+{
+ if (memblock_is_kho_scratch_memory(PFN_PHYS(pfn)))
+ return MIGRATE_CMA;
+ return mt;
+}
#else
static inline void memblock_set_kho_scratch_only(void) { }
static inline void memblock_clear_kho_scratch_only(void) { }
-static inline void memmap_init_kho_scratch_pages(void) {}
+static inline bool memblock_is_kho_scratch_memory(phys_addr_t addr)
+{
+ return false;
+}
+
+static inline enum migratetype kho_scratch_migratetype(unsigned long pfn,
+ enum migratetype mt)
+{
+ return mt;
+}
#endif
#endif /* _LINUX_MEMBLOCK_H */