Index: head/sys/kern/kern_malloc.c
===================================================================
--- head/sys/kern/kern_malloc.c
+++ head/sys/kern/kern_malloc.c
@@ -231,11 +231,6 @@
 
 static int sysctl_kern_malloc_stats(SYSCTL_HANDLER_ARGS);
 
-/*
- * time_uptime of the last malloc(9) failure (induced or real).
- */
-static time_t t_malloc_fail;
-
 #if defined(MALLOC_MAKE_FAILURES) || (MALLOC_DEBUG_MAXZONES > 1)
 static SYSCTL_NODE(_debug, OID_AUTO, malloc, CTLFLAG_RD | CTLFLAG_MPSAFE, 0,
     "Kernel malloc debugging options");
@@ -373,13 +368,6 @@
 }
 #endif /* MALLOC_DEBUG_MAXZONES > 1 */
 
-int
-malloc_last_fail(void)
-{
-
-	return (time_uptime - t_malloc_fail);
-}
-
 /*
  * An allocation has succeeded -- update malloc type statistics for the
  * amount of bucket size.  Occurs within a critical section so that the
@@ -535,7 +523,6 @@
 		atomic_add_int(&malloc_nowait_count, 1);
 		if ((malloc_nowait_count % malloc_failure_rate) == 0) {
 			atomic_add_int(&malloc_failure_count, 1);
-			t_malloc_fail = time_uptime;
 			*vap = NULL;
 			return (EJUSTRETURN);
 		}
@@ -662,7 +649,6 @@
 	if (__predict_false(va == NULL)) {
 		KASSERT((flags & M_WAITOK) == 0,
 		    ("malloc(M_WAITOK) returned NULL"));
-		t_malloc_fail = time_uptime;
 	}
 #ifdef DEBUG_REDZONE
 	if (va != NULL)
@@ -730,7 +716,6 @@
 	if (__predict_false(va == NULL)) {
 		KASSERT((flags & M_WAITOK) == 0,
 		    ("malloc(M_WAITOK) returned NULL"));
-		t_malloc_fail = time_uptime;
 	}
 #ifdef DEBUG_REDZONE
 	if (va != NULL)
@@ -761,7 +746,6 @@
 	if (__predict_false(va == NULL)) {
 		KASSERT((flags & M_WAITOK) == 0,
 		    ("malloc(M_WAITOK) returned NULL"));
-		t_malloc_fail = time_uptime;
 	}
 #ifdef DEBUG_REDZONE
 	if (va != NULL)
@@ -791,7 +775,6 @@
 	if (__predict_false(va == NULL)) {
 		KASSERT((flags & M_WAITOK) == 0,
 		    ("malloc(M_WAITOK) returned NULL"));
-		t_malloc_fail = time_uptime;
 	}
 #ifdef DEBUG_REDZONE
 	if (va != NULL)
Index: head/sys/sys/malloc.h
===================================================================
--- head/sys/sys/malloc.h
+++ head/sys/sys/malloc.h
@@ -252,7 +252,6 @@
 	    struct domainset *ds, int flags) __malloc_like __result_use_check
 	    __alloc_size(1);
 void	malloc_init(void *);
-int	malloc_last_fail(void);
 void	malloc_type_allocated(struct malloc_type *type, unsigned long size);
 void	malloc_type_freed(struct malloc_type *type, unsigned long size);
 void	malloc_type_list(malloc_type_list_func_t *, void *);
Index: head/sys/sys/param.h
===================================================================
--- head/sys/sys/param.h
+++ head/sys/sys/param.h
@@ -60,7 +60,7 @@
  *		in the range 5 to 9.
  */
 #undef __FreeBSD_version
-#define __FreeBSD_version 1300128	/* Master, propagated to newvers */
+#define __FreeBSD_version 1300129	/* Master, propagated to newvers */
 
 /*
  * __FreeBSD_kernel__ indicates that this system uses the kernel of FreeBSD,