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-rw-r--r--include/linux/rmap.h9
1 files changed, 3 insertions, 6 deletions
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index dd764951b03d..8dc0871e5f00 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -92,6 +92,7 @@ struct anon_vma_chain {
};
enum ttu_flags {
+ TTU_USE_SHARED_ZEROPAGE = 0x2, /* for unused pages of large folios */
TTU_SPLIT_HUGE_PMD = 0x4, /* split huge PMD if any */
TTU_IGNORE_MLOCK = 0x8, /* ignore mlock */
TTU_SYNC = 0x10, /* avoid racy checks with PVMW_SYNC */
@@ -933,12 +934,8 @@ int mapping_wrprotect_range(struct address_space *mapping, pgoff_t pgoff,
int pfn_mkclean_range(unsigned long pfn, unsigned long nr_pages, pgoff_t pgoff,
struct vm_area_struct *vma);
-enum rmp_flags {
- RMP_LOCKED = 1 << 0,
- RMP_USE_SHARED_ZEROPAGE = 1 << 1,
-};
-
-void remove_migration_ptes(struct folio *src, struct folio *dst, int flags);
+void remove_migration_ptes(struct folio *src, struct folio *dst,
+ enum ttu_flags flags);
/*
* rmap_walk_control: To control rmap traversing for specific needs