Index: sys/vm/swap_pager.c
===================================================================
--- sys/vm/swap_pager.c	(revision 298581)
+++ sys/vm/swap_pager.c	(working copy)
@@ -481,7 +481,7 @@
 	/*
 	 * Initialize object lists
 	 */
-	int i;
+	unsigned int i;
 
 	for (i = 0; i < NOBJLISTS; ++i)
 		TAILQ_INIT(&swap_pager_object_list[i]);
@@ -711,7 +711,7 @@
 {
 	daddr_t blk;
 	struct swdevt *sp;
-	int i;
+	unsigned int i;
 
 	blk = SWAPBLK_NONE;
 	mtx_lock(&sw_dev_mtx);
@@ -1034,7 +1034,7 @@
 	 * find forward-looking contiguous good backing store
 	 */
 	if (after != NULL) {
-		int i;
+		unsigned int i;
 
 		for (i = 1; i < (SWB_NPAGES/2); ++i) {
 			daddr_t blk;
@@ -1429,7 +1429,7 @@
 static void
 swp_pager_async_iodone(struct buf *bp)
 {
-	int i;
+	unsigned int i;
 	vm_object_t object = NULL;
 
 	/*
@@ -1581,7 +1581,7 @@
 {
 	daddr_t index = 0;
 	int bcount;
-	int i;
+	unsigned int i;
 
 	VM_OBJECT_ASSERT_WLOCKED(object);
 	if (object->type != OBJT_SWAP)
Index: sys/vm/uma_core.c
===================================================================
--- sys/vm/uma_core.c	(revision 298581)
+++ sys/vm/uma_core.c	(working copy)
@@ -581,7 +581,7 @@
 {
 	uma_slab_t slab;
 	int hval;
-	int i;
+	unsigned int i;
 
 	if (!newhash->uh_slab_hash)
 		return (0);
@@ -641,7 +641,7 @@
 static void
 bucket_drain(uma_zone_t zone, uma_bucket_t bucket)
 {
-	int i;
+	unsigned int i;
 
 	if (bucket == NULL)
 		return;
@@ -948,7 +948,7 @@
 	uma_slab_t slab;
 	uint8_t *mem;
 	uint8_t flags;
-	int i;
+	unsigned int i;
 
 	mtx_assert(&keg->uk_lock, MA_OWNED);
 	slab = NULL;
@@ -1759,7 +1759,7 @@
 {
 	struct uma_zctor_args args;
 	uma_slab_t slab;
-	int i;
+	unsigned int i;
 
 #ifdef UMA_DEBUG
 	printf("Creating uma keg headers zone and keg.\n");
@@ -2498,7 +2498,7 @@
 {
 	uma_slab_t slab;
 	uma_keg_t keg;
-	int i;
+	unsigned int i;
 
 	slab = NULL;
 	keg = NULL;
@@ -2541,7 +2541,7 @@
 	 * Initialize the memory if necessary.
 	 */
 	if (bucket->ub_cnt != 0 && zone->uz_init != NULL) {
-		int i;
+		unsigned int i;
 
 		for (i = 0; i < bucket->ub_cnt; i++)
 			if (zone->uz_init(bucket->ub_bucket[i], zone->uz_size,
@@ -2837,7 +2837,7 @@
 	uma_keg_t keg;
 	uint8_t *mem;
 	int clearfull;
-	int i;
+	unsigned int i;
 
 	clearfull = 0;
 	keg = zone_first_keg(zone);
@@ -3329,7 +3329,7 @@
 {
 	uma_cache_t cache;
 	uma_klink_t kl;
-	int i;
+	unsigned int i;
 
 	printf("zone: %s(%p) size %d flags %#x\n",
 	    zone->uz_name, zone, zone->uz_size, zone->uz_flags);
Index: sys/vm/vm_phys.c
===================================================================
--- sys/vm/vm_phys.c	(revision 298581)
+++ sys/vm/vm_phys.c	(working copy)
@@ -79,7 +79,7 @@
 int vm_ndomains = 1;
 
 struct vm_phys_seg vm_phys_segs[VM_PHYSSEG_MAX];
-int vm_phys_nsegs;
+u_int vm_phys_nsegs;
 
 struct vm_phys_fictitious_seg;
 static int vm_phys_fictitious_cmp(struct vm_phys_fictitious_seg *,
@@ -873,7 +873,7 @@
 vm_phys_paddr_to_vm_page(vm_paddr_t pa)
 {
 	struct vm_phys_seg *seg;
-	int segind;
+	u_int segind;
 
 	for (segind = 0; segind < vm_phys_nsegs; segind++) {
 		seg = &vm_phys_segs[segind];
@@ -1072,7 +1072,7 @@
 vm_phys_paddr_to_segind(vm_paddr_t pa)
 {
 	struct vm_phys_seg *seg;
-	int segind;
+	u_int segind;
 
 	for (segind = 0; segind < vm_phys_nsegs; segind++) {
 		seg = &vm_phys_segs[segind];
@@ -1187,7 +1187,7 @@
 	vm_paddr_t pa_end;
 	vm_page_t m_end, m_run, m_start;
 	struct vm_phys_seg *seg;
-	int segind;
+	u_int segind;
 
 	KASSERT(npages > 0, ("npages is 0"));
 	KASSERT(powerof2(alignment), ("alignment is not a power of 2"));
Index: sys/vm/vm_phys.h
===================================================================
--- sys/vm/vm_phys.h	(revision 298581)
+++ sys/vm/vm_phys.h	(working copy)
@@ -64,7 +64,7 @@
 extern int *mem_locality;
 extern int vm_ndomains;
 extern struct vm_phys_seg vm_phys_segs[];
-extern int vm_phys_nsegs;
+extern u_int vm_phys_nsegs;
 
 /*
  * The following functions are only to be used by the virtual memory system.