Sometimes, we want to know whether a module is loaded or unloaded
from the log.
This patch adds some log.
Signed-off-by: Ganesh Mahendran <opensource.ganesh@xxxxxxxxx>
Cc: Nitin Gupta <ngupta@xxxxxxxxxx>
Cc: Minchan Kim <minchan@xxxxxxxxxx>
---
mm/zsmalloc.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 2d5f5be..16617e9 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -72,6 +72,8 @@
*
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#ifdef CONFIG_ZSMALLOC_DEBUG
#define DEBUG
#endif
@@ -1460,6 +1462,8 @@ static int __init zs_init(void)
{
int ret = zs_register_cpu_notifier();
+ pr_info("loaded\n");
+
if (ret)
goto notifier_fail;
@@ -1474,6 +1478,7 @@ static int __init zs_init(void)
pr_err("zs stat initialization failed\n");
goto stat_fail;
}
+
return 0;
stat_fail:
@@ -1483,6 +1488,8 @@ stat_fail:
notifier_fail:
zs_unregister_cpu_notifier();
+ pr_info("unloaded\n");
+
return ret;
}
--
1.7.9.5
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