[PATCH 1/3] Add a new field to struct shrinker

Janani Ravichandran
2016-07-09T08:44:55Z

Struct shrinker does not have a field to uniquely identify the shrinkers
it represents. It would be helpful to have a new field to hold names of
shrinkers. This information would be useful while analyzing their
behavior using tracepoints.

---
include/linux/shrinker.h | 1 +
1 file changed, 1 insertion(+)

diff --git a/include/linux/shrinker.h b/include/linux/shrinker.h
index 4fcacd9..431125c 100644
--- a/include/linux/shrinker.h
+++ b/include/linux/shrinker.h
@@ -52,6 +52,7 @@ struct shrinker {
unsigned long (*scan_objects)(struct shrinker *,
struct shrink_control *sc);

+ const char *name;
int seeks; /* seeks to recreate an obj */
long batch; /* reclaim batch size, 0 = default */
unsigned long flags;
--
2.7.0