diff --git a/source/tools/detect/memleak/check.c b/source/tools/detect/memleak/check.c
index bdf422df6c8e9226f26a495d31710c94ab4fdbce..4c21645f3a355707a3771d70252e93a1e8efc332 100644
--- a/source/tools/detect/memleak/check.c
+++ b/source/tools/detect/memleak/check.c
@@ -96,7 +96,7 @@ int read_meminfo(struct meminfo *mem)
         st_mem.huge2M = hugeTotal * hugeSize;
 
     st_mem.kernel = st_mem.tlmkb - st_mem.frmkb - st_mem.acmkb - st_mem.iamkb - st_mem.lock -\
-                st_mem.bufkb - st_mem.slmkb - st_mem.huge2M - st_mem.huge1G;
+                /*st_mem.bufkb - */st_mem.slmkb - st_mem.huge2M - st_mem.huge1G;
 
     if (st_mem.kernel < 0)
         st_mem.kernel = (1 << 10);
diff --git a/source/tools/detect/memleak/main.c b/source/tools/detect/memleak/main.c
index 9be3a939b9e0b3bae6313de29291afc4961284e7..bb51e39cd1617b6030d31573075377ddffcf3b6e 100644
--- a/source/tools/detect/memleak/main.c
+++ b/source/tools/detect/memleak/main.c
@@ -44,6 +44,7 @@ static int memleak_check_only(struct meminfo *mi)
     read_meminfo(mi);
     vmalloc = vmalloc_main(0, NULL);
     printf("allocPages:%dM, uslab:%dM vmalloc:%dM\n", (mi->kernel)/1024, mi->uslabkb/1024, vmalloc/1024);
+    printf("诊断结论:");
     if (mi->kernel < vmalloc)
         mi->kernel = vmalloc + 1;
 
@@ -57,6 +58,8 @@ static int memleak_check_only(struct meminfo *mi)
     } else if (vmalloc > 2*1024 * 1024) {
         printf("vmalloc memleak\n");
         return MEMLEAK_TYPE_VMALLOC;
+    } else {
+        printf(" no memleak\n");
     }
     return 0;
 }
diff --git a/source/tools/detect/memleak/user_api.h b/source/tools/detect/memleak/user_api.h
index c2ce97a77e45dd2fa370eec0ca4595936de2bbcc..7f740db0d2da2c398d34d31f1ba153f4fcf10c88 100644
--- a/source/tools/detect/memleak/user_api.h
+++ b/source/tools/detect/memleak/user_api.h
@@ -20,7 +20,7 @@ struct meminfo {
     unsigned long comkb;
     unsigned long uslabkb;
     unsigned long slabkb;
-    unsigned long kernel;
+    long kernel;
     unsigned long huge2M;
     unsigned long huge1G;
     unsigned long lock;