diff --git a/fs/namespace.c b/fs/namespace.c
index fe919abd2f01..d67c2f61b3df 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -3303,9 +3303,9 @@ static void mnt_warn_timestamp_expiry(const struct path *mountpoint,
 	   (ktime_get_real_seconds() + TIME_UPTIME_SEC_MAX > sb->s_time_max)) {
 		char *buf, *mntpath;
 
-		buf = (char *)__get_free_page(GFP_KERNEL);
+		buf = __getname();
 		if (buf)
-			mntpath = d_path(mountpoint, buf, PAGE_SIZE);
+			mntpath = d_path(mountpoint, buf, PATH_MAX);
 		else
 			mntpath = ERR_PTR(-ENOMEM);
 		if (IS_ERR(mntpath))
@@ -3318,8 +3318,7 @@ static void mnt_warn_timestamp_expiry(const struct path *mountpoint,
 			(unsigned long long)sb->s_time_max);
 
 		sb->s_iflags |= SB_I_TS_EXPIRY_WARNED;
-		if (buf)
-			free_page((unsigned long)buf);
+		__putname(buf);
 	}
 }