Index: kernel/generic/src/ipc/sysipc.c
===================================================================
--- kernel/generic/src/ipc/sysipc.c	(revision 7c3fb9bd77e4d2f6c10517a052e567f176fa91ee)
+++ kernel/generic/src/ipc/sysipc.c	(revision a05ec6671002c451fceb01aa0ab3f71f004efb6d)
@@ -119,7 +119,7 @@
 
 
-/***********************************************************************
+/*
  * Functions that preprocess answer before sending it to the recepient.
- ***********************************************************************/
+ */
 
 /** Decide if the caller (e.g. ipc_answer()) should save the old call contents
@@ -228,7 +228,7 @@
 }
 
-/*******************************************************************************
+/*
  * Functions called to process received call/answer before passing it to uspace.
- *******************************************************************************/
+ */
 
 /** Do basic kernel processing of received call answer.
Index: kernel/generic/src/printf/printf_core.c
===================================================================
--- kernel/generic/src/printf/printf_core.c	(revision 7c3fb9bd77e4d2f6c10517a052e567f176fa91ee)
+++ kernel/generic/src/printf/printf_core.c	(revision a05ec6671002c451fceb01aa0ab3f71f004efb6d)
@@ -784,7 +784,7 @@
 
 			switch (uc) {
-			/*
-			 * String and character conversions.
-			 */
+				/*
+				 * String and character conversions.
+				 */
 			case 's':
 				if (qualifier == PrintfQualifierLong)
@@ -816,7 +816,7 @@
 				continue;
 
-			/*
-			 * Integer values
-			 */
+				/*
+				 * Integer values
+				 */
 			case 'P':
 				/* Pointer */
@@ -848,12 +848,12 @@
 				break;
 
-			/* Percentile itself */
 			case '%':
+				/* Percentile itself */
 				j = i;
 				continue;
 
-			/*
-			 * Bad formatting.
-			 */
+				/*
+				 * Bad formatting.
+				 */
 			default:
 				/*
Index: kernel/generic/src/udebug/udebug_ipc.c
===================================================================
--- kernel/generic/src/udebug/udebug_ipc.c	(revision 7c3fb9bd77e4d2f6c10517a052e567f176fa91ee)
+++ kernel/generic/src/udebug/udebug_ipc.c	(revision a05ec6671002c451fceb01aa0ab3f71f004efb6d)
@@ -54,5 +54,5 @@
 {
 	switch (IPC_GET_ARG1(call->data)) {
-	/* future UDEBUG_M_REGS_WRITE, UDEBUG_M_MEM_WRITE: */
+		/* future UDEBUG_M_REGS_WRITE, UDEBUG_M_MEM_WRITE: */
 	default:
 		break;
@@ -193,7 +193,9 @@
 
 	IPC_SET_RETVAL(call->data, 0);
-	/* ARG1=dest, ARG2=size as in IPC_M_DATA_READ so that
-	   same code in process_answer() can be used
-	   (no way to distinguish method in answer) */
+	/*
+	 * ARG1=dest, ARG2=size as in IPC_M_DATA_READ so that
+	 * same code in process_answer() can be used
+	 * (no way to distinguish method in answer)
+	 */
 	IPC_SET_ARG1(call->data, uspace_addr);
 	IPC_SET_ARG2(call->data, copied);
@@ -238,7 +240,9 @@
 
 	IPC_SET_RETVAL(call->data, 0);
-	/* ARG1=dest, ARG2=size as in IPC_M_DATA_READ so that
-	   same code in process_answer() can be used
-	   (no way to distinguish method in answer) */
+	/*
+	 * ARG1=dest, ARG2=size as in IPC_M_DATA_READ so that
+	 * same code in process_answer() can be used
+	 * (no way to distinguish method in answer)
+	 */
 	IPC_SET_ARG1(call->data, uspace_addr);
 	IPC_SET_ARG2(call->data, to_copy);
@@ -285,7 +289,9 @@
 
 	IPC_SET_RETVAL(call->data, 0);
-	/* ARG1=dest, ARG2=size as in IPC_M_DATA_READ so that
-	   same code in process_answer() can be used
-	   (no way to distinguish method in answer) */
+	/*
+	 * ARG1=dest, ARG2=size as in IPC_M_DATA_READ so that
+	 * same code in process_answer() can be used
+	 * (no way to distinguish method in answer)
+	 */
 	IPC_SET_ARG1(call->data, uspace_addr);
 	IPC_SET_ARG2(call->data, to_copy);
@@ -326,7 +332,9 @@
 
 	IPC_SET_RETVAL(call->data, 0);
-	/* ARG1=dest, ARG2=size as in IPC_M_DATA_READ so that
-	   same code in process_answer() can be used
-	   (no way to distinguish method in answer) */
+	/*
+	 * ARG1=dest, ARG2=size as in IPC_M_DATA_READ so that
+	 * same code in process_answer() can be used
+	 * (no way to distinguish method in answer)
+	 */
 	IPC_SET_ARG1(call->data, uspace_addr);
 	IPC_SET_ARG2(call->data, 6 * sizeof(sysarg_t));
@@ -367,7 +375,9 @@
 
 	IPC_SET_RETVAL(call->data, 0);
-	/* ARG1=dest, ARG2=size as in IPC_M_DATA_READ so that
-	   same code in process_answer() can be used
-	   (no way to distinguish method in answer) */
+	/*
+	 * ARG1=dest, ARG2=size as in IPC_M_DATA_READ so that
+	 * same code in process_answer() can be used
+	 * (no way to distinguish method in answer)
+	 */
 	IPC_SET_ARG1(call->data, uspace_addr);
 	IPC_SET_ARG2(call->data, to_copy);
@@ -406,7 +416,9 @@
 
 	IPC_SET_RETVAL(call->data, 0);
-	/* ARG1=dest, ARG2=size as in IPC_M_DATA_READ so that
-	   same code in process_answer() can be used
-	   (no way to distinguish method in answer) */
+	/*
+	 * ARG1=dest, ARG2=size as in IPC_M_DATA_READ so that
+	 * same code in process_answer() can be used
+	 * (no way to distinguish method in answer)
+	 */
 	IPC_SET_ARG1(call->data, uspace_dst);
 	IPC_SET_ARG2(call->data, size);