VisionFive2 Linux kernel

StarFive Tech Linux Kernel for VisionFive (JH7110) boards (mirror)

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author: SeongJae Park <sjpark@amazon.de> 2021-09-07 19:56:48 -0700 committer: Linus Torvalds <torvalds@linux-foundation.org> 2021-09-08 11:50:24 -0700 commit: 2fcb93629ad8911c846cdc44521c746e53cc4e6d parent: 3f49584b262cf8f42b25f4c1ad9f5bfd3bdc1bca
Commit Summary:
mm/damon: add a tracepoint
Diffstat:
1 file changed, 6 insertions, 1 deletion
diff --git a/mm/damon/core.c b/mm/damon/core.c
index 28a2c78914fa..ee24d64e8019 100644
--- a/mm/damon/core.c
+++ b/mm/damon/core.c
@@ -13,6 +13,9 @@
 #include <linux/random.h>
 #include <linux/slab.h>
 
+#define CREATE_TRACE_POINTS
+#include <trace/events/damon.h>
+
 /* Get a random number in [l, r) */
 #define damon_rand(l, r) (l + prandom_u32_max(r - l))
 
@@ -387,8 +390,10 @@ static void kdamond_reset_aggregated(struct damon_ctx *c)
 	damon_for_each_target(t, c) {
 		struct damon_region *r;
 
-		damon_for_each_region(r, t)
+		damon_for_each_region(r, t) {
+			trace_damon_aggregated(t, r, damon_nr_regions(t));
 			r->nr_accesses = 0;
+		}
 	}
 }