Rate limit more messages seen while testing on Aurora

Author: servesh

kdreg2_context.c

@@ -148,7 +148,7 @@ int kdreg2_context_resize(struct kdreg2_context *context,
 	int ret;
 	size_t i, bad_index;
 
-	pr_info("resize to %zu entities", num_entities);
+	pr_info_ratelimited("resize to %zu entities", num_entities);
 
 	/* The free list uses the data field in the monitoring_data
 	 * as an index.  So we can only handle as many entities

kdreg2_file.c

@@ -82,7 +82,7 @@ int kdreg2_open(struct inode *inode,
 
 	kdreg2_global_unlock();
 
-	pr_info("Instance opened.\n");
+	pr_info_ratelimited("Instance opened.\n");
 
 	return 0;
 
@@ -120,7 +120,7 @@ int kdreg2_release(struct inode *inode,
 
 	if (!file || !file->private_data) {
 		kdreg2_global_unlock();
-		pr_info("Instance closed, nothing to do.\n");
+		pr_info_ratelimited("Instance closed, nothing to do.\n");
 		return 0;
 	}
 
@@ -147,7 +147,7 @@ int kdreg2_release(struct inode *inode,
 	}
 
 	module_put(THIS_MODULE);
-	pr_info("Instance closed.\n");
+	pr_info_ratelimited("Instance closed.\n");
 
 	return 0;
 }

kdreg2_priv.h

@@ -336,7 +336,7 @@ int kdreg2_detect_fork(struct kdreg2_context *context)
 		     current->mm, context->mm);
 
 	if (context->warn_on_fork_detected) {
-		pr_warn("Fork() detected - monitoring not supported in child");
+		pr_warn_ratelimited("Fork() detected - monitoring not supported in child");
 		context->warn_on_fork_detected = false;
 	}