diff --git a/.github/workflows/pr-quota-limit.yml b/.github/workflows/pr-quota-limit.yml
index e950d70acd4..a052a1994ab 100644
--- a/.github/workflows/pr-quota-limit.yml
+++ b/.github/workflows/pr-quota-limit.yml
@@ -16,7 +16,7 @@ jobs:
       issues: write
     steps:
       - name: Check PR quota
-        // Use action version v7.0.1
+        # Use action version v7.0.1
         uses: actions/github-script@60a0d8304218317a38b4124020f343a0d555a1eb
         with:
           script: |
diff --git a/pkg/ddc/alluxio/ufs.go b/pkg/ddc/alluxio/ufs.go
index bb13f15c681..9d5dc78d9f7 100644
--- a/pkg/ddc/alluxio/ufs.go
+++ b/pkg/ddc/alluxio/ufs.go
@@ -25,6 +25,9 @@ import (
 	"os"
 )
 
+// IsMountWithConfigMap checks if the mount configuration is stored in a ConfigMap.
+// It looks up the environment variable MountConfigStorage and compares it to ConfigmapStorageName.
+// If the environment variable is set and matches, it returns true; otherwise, it returns the default value true.
 func IsMountWithConfigMap() bool {
 	if envVal, exists := os.LookupEnv(MountConfigStorage); exists {
 		return envVal == ConfigmapStorageName