Index: /trunk/src/VBox/Runtime/r0drv/linux/semevent-r0drv-linux.c
===================================================================
--- /trunk/src/VBox/Runtime/r0drv/linux/semevent-r0drv-linux.c	(revision 29647)
+++ /trunk/src/VBox/Runtime/r0drv/linux/semevent-r0drv-linux.c	(revision 29648)
@@ -143,5 +143,5 @@
     long    lTimeout = cMillies == RT_INDEFINITE_WAIT ? MAX_SCHEDULE_TIMEOUT : msecs_to_jiffies(cMillies);
 #ifdef IPRT_DEBUG_SEMS
-    snprintf(current->comm, TASK_COMM_LEN, "e%lx", IPRT_DEBUG_SEMS_ADDRESS(pThis));
+    snprintf(current->comm, sizeof(current->comm), "e%lx", IPRT_DEBUG_SEMS_ADDRESS(pThis));
 #endif
     for (;;)
@@ -183,5 +183,5 @@
     finish_wait(&pThis->Head, &Wait);
 #ifdef IPRT_DEBUG_SEMS
-    snprintf(current->comm, TASK_COMM_LEN, "e%lx:%d", IPRT_DEBUG_SEMS_ADDRESS(pThis), rc);
+    snprintf(current->comm, sizeof(current->comm), "e%lx:%d", IPRT_DEBUG_SEMS_ADDRESS(pThis), rc);
 #endif
     return rc;
Index: /trunk/src/VBox/Runtime/r0drv/linux/semeventmulti-r0drv-linux.c
===================================================================
--- /trunk/src/VBox/Runtime/r0drv/linux/semeventmulti-r0drv-linux.c	(revision 29647)
+++ /trunk/src/VBox/Runtime/r0drv/linux/semeventmulti-r0drv-linux.c	(revision 29648)
@@ -167,5 +167,5 @@
     long    lTimeout = cMillies == RT_INDEFINITE_WAIT ? MAX_SCHEDULE_TIMEOUT : msecs_to_jiffies(cMillies);
 #ifdef IPRT_DEBUG_SEMS
-    snprintf(current->comm, TASK_COMM_LEN, "E%lx", IPRT_DEBUG_SEMS_ADDRESS(pThis));
+    snprintf(current->comm, sizeof(current->comm), "E%lx", IPRT_DEBUG_SEMS_ADDRESS(pThis));
 #endif
     for (;;)
@@ -207,5 +207,5 @@
     finish_wait(&pThis->Head, &Wait);
 #ifdef IPRT_DEBUG_SEMS
-    snprintf(current->comm, TASK_COMM_LEN, "E%lx:%d", IPRT_DEBUG_SEMS_ADDRESS(pThis), rc);
+    snprintf(current->comm, sizeof(current->comm), "E%lx:%d", IPRT_DEBUG_SEMS_ADDRESS(pThis), rc);
 #endif
     return rc;
Index: /trunk/src/VBox/Runtime/r0drv/linux/semfastmutex-r0drv-linux.c
===================================================================
--- /trunk/src/VBox/Runtime/r0drv/linux/semfastmutex-r0drv-linux.c	(revision 29647)
+++ /trunk/src/VBox/Runtime/r0drv/linux/semfastmutex-r0drv-linux.c	(revision 29648)
@@ -115,9 +115,9 @@
 
 #ifdef IPRT_DEBUG_SEMS
-    snprintf(current->comm, TASK_COMM_LEN, "d%lx", IPRT_DEBUG_SEMS_ADDRESS(pThis));
+    snprintf(current->comm, sizeof(current->comm), "d%lx", IPRT_DEBUG_SEMS_ADDRESS(pThis));
 #endif
     down(&pThis->Semaphore);
 #ifdef IPRT_DEBUG_SEMS
-    snprintf(current->comm, TASK_COMM_LEN, "o%lx", IPRT_DEBUG_SEMS_ADDRESS(pThis));
+    snprintf(current->comm, sizeof(current->comm), "o%lx", IPRT_DEBUG_SEMS_ADDRESS(pThis));
     AssertRelease(pThis->Owner == NIL_RTNATIVETHREAD);
     ASMAtomicUoWriteSize(&pThis->Owner, RTThreadNativeSelf());
@@ -143,5 +143,5 @@
     up(&pThis->Semaphore);
 #ifdef IPRT_DEBUG_SEMS
-    snprintf(current->comm, TASK_COMM_LEN, "u%lx", IPRT_DEBUG_SEMS_ADDRESS(pThis));
+    snprintf(current->comm, sizeof(current->comm), "u%lx", IPRT_DEBUG_SEMS_ADDRESS(pThis));
 #endif
     return VINF_SUCCESS;
Index: /trunk/src/VBox/Runtime/r0drv/linux/the-linux-kernel.h
===================================================================
--- /trunk/src/VBox/Runtime/r0drv/linux/the-linux-kernel.h	(revision 29647)
+++ /trunk/src/VBox/Runtime/r0drv/linux/the-linux-kernel.h	(revision 29648)
@@ -322,5 +322,5 @@
 #ifdef IPRT_DEBUG_SEMS
 # define IPRT_DEBUG_SEMS_STATE(pThis, chState) \
-    snprintf(current->comm, TASK_COMM_LEN, "%c%lx", (chState), IPRT_DEBUG_SEMS_ADDRESS(pThis));
+    snprintf(current->comm, sizeof(current->comm), "%c%lx", (chState), IPRT_DEBUG_SEMS_ADDRESS(pThis));
 #else
 # define IPRT_DEBUG_SEMS_STATE(pThis, chState)  do {  } while (0)
@@ -333,5 +333,5 @@
 #ifdef IPRT_DEBUG_SEMS
 # define IPRT_DEBUG_SEMS_STATE_RC(pThis, chState, rc) \
-    snprintf(current->comm, TASK_COMM_LEN, "%c%lx:%d", (chState), IPRT_DEBUG_SEMS_ADDRESS(pThis), rc);
+    snprintf(current->comm, sizeof(current->comm), "%c%lx:%d", (chState), IPRT_DEBUG_SEMS_ADDRESS(pThis), rc);
 #else
 # define IPRT_DEBUG_SEMS_STATE_RC(pThis, chState, rc)  do {  } while (0)