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-rw-r--r--include/linux/shrinker.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/shrinker.h b/include/linux/shrinker.h
index 4fcacd915d45..51d189615bda 100644
--- a/include/linux/shrinker.h
+++ b/include/linux/shrinker.h
@@ -18,6 +18,13 @@ struct shrink_control {
*/
unsigned long nr_to_scan;
+ /*
+ * How many objects did scan_objects process?
+ * This defaults to nr_to_scan before every call, but the callee
+ * should track its actual progress.
+ */
+ unsigned long nr_scanned;
+
/* current node being shrunk (for NUMA aware shrinkers) */
int nid;