diff --git a/.gitignore b/.gitignore
index 0f63c0bd..c304f0c6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,10 +14,3 @@ elfboot/elfboot_test
 linux/executer/mcexec
 linux/mod_test*
 linux/target
-
-Makefile
-boot-attached-mic.sh
-config.log
-config.status
-/executer/user/mcexec
-/kernel/build
diff --git a/kernel/syscall.c b/kernel/syscall.c
index 6ad36eeb..c8f4f588 100644
--- a/kernel/syscall.c
+++ b/kernel/syscall.c
@@ -115,9 +115,6 @@ static void send_syscall(struct syscall_request *req, int cpu, int pid)
 {
 	struct ikc_scd_packet packet;
 	struct syscall_response *res;
-#ifdef USE_DMA
-	unsigned long fin;
-#endif
 	struct syscall_params *scp;
 	struct ihk_ikc_channel_desc *syscall_channel;
 	int ret;
@@ -1684,7 +1681,6 @@ SYSCALL_DECLARE(rt_sigqueueinfo)
 	siginfo_t *info = (siginfo_t *)ihk_mc_syscall_arg2(ctx);
 	siginfo_t winfo;
 
-	if (0) kprintf("sys_rt_sigqueueinfo(%d,%d,%p)\n", pid, sig, info);
 	if(copy_from_user(proc, &winfo, info, sizeof winfo))
 		return -EFAULT;