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-rw-r--r--include/linux/pagemap.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 12a12dae727d..f0dfdfb13cd9 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -211,6 +211,8 @@ enum mapping_flags {
folio contents */
AS_INACCESSIBLE = 8, /* Do not attempt direct R/W access to the mapping */
AS_WRITEBACK_MAY_DEADLOCK_ON_RECLAIM = 9,
+ AS_KERNEL_FILE = 10, /* mapping for a fake kernel file that shouldn't
+ account usage to user cgroups */
/* Bits 16-25 are used for FOLIO_ORDER */
AS_FOLIO_ORDER_BITS = 5,
AS_FOLIO_ORDER_MIN = 16,