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-rw-r--r--Documentation/cgroup-v2.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/cgroup-v2.txt b/Documentation/cgroup-v2.txt
index 49d7c997fa1e..e50b95c25868 100644
--- a/Documentation/cgroup-v2.txt
+++ b/Documentation/cgroup-v2.txt
@@ -871,6 +871,11 @@ PAGE_SIZE multiple when read back.
Amount of memory used in network transmission buffers
+ shmem
+
+ Amount of cached filesystem data that is swap-backed,
+ such as tmpfs, shm segments, shared anonymous mmap()s
+
file_mapped
Amount of cached filesystem data mapped with mmap()