Index: uspace/lib/block/libblock.c
===================================================================
--- uspace/lib/block/libblock.c	(revision 63f89665fc0283c1661274dc636d5a66e03d48b4)
+++ uspace/lib/block/libblock.c	(revision f772bc551e29a820f0a9d75296f62d516efddb9a)
@@ -75,5 +75,5 @@
 typedef struct {
 	link_t link;
-	dev_handle_t dev_handle;
+	devmap_handle_t devmap_handle;
 	int dev_phone;
 	fibril_mutex_t comm_area_lock;
@@ -91,5 +91,5 @@
 static int get_num_blocks(int dev_phone, aoff64_t *nblocks);
 
-static devcon_t *devcon_search(dev_handle_t dev_handle)
+static devcon_t *devcon_search(devmap_handle_t devmap_handle)
 {
 	link_t *cur;
@@ -98,5 +98,5 @@
 	for (cur = dcl_head.next; cur != &dcl_head; cur = cur->next) {
 		devcon_t *devcon = list_get_instance(cur, devcon_t, link);
-		if (devcon->dev_handle == dev_handle) {
+		if (devcon->devmap_handle == devmap_handle) {
 			fibril_mutex_unlock(&dcl_lock);
 			return devcon;
@@ -107,5 +107,5 @@
 }
 
-static int devcon_add(dev_handle_t dev_handle, int dev_phone, size_t bsize,
+static int devcon_add(devmap_handle_t devmap_handle, int dev_phone, size_t bsize,
     void *comm_area, size_t comm_size)
 {
@@ -121,5 +121,5 @@
 	
 	link_initialize(&devcon->link);
-	devcon->dev_handle = dev_handle;
+	devcon->devmap_handle = devmap_handle;
 	devcon->dev_phone = dev_phone;
 	fibril_mutex_initialize(&devcon->comm_area_lock);
@@ -134,5 +134,5 @@
 	for (cur = dcl_head.next; cur != &dcl_head; cur = cur->next) {
 		devcon_t *d = list_get_instance(cur, devcon_t, link);
-		if (d->dev_handle == dev_handle) {
+		if (d->devmap_handle == devmap_handle) {
 			fibril_mutex_unlock(&dcl_lock);
 			free(devcon);
@@ -152,5 +152,5 @@
 }
 
-int block_init(dev_handle_t dev_handle, size_t comm_size)
+int block_init(devmap_handle_t devmap_handle, size_t comm_size)
 {
 	int rc;
@@ -165,5 +165,5 @@
 	}
 
-	dev_phone = devmap_device_connect(dev_handle, IPC_FLAG_BLOCKING);
+	dev_phone = devmap_device_connect(devmap_handle, IPC_FLAG_BLOCKING);
 	if (dev_phone < 0) {
 		munmap(comm_area, comm_size);
@@ -185,5 +185,5 @@
 	}
 	
-	rc = devcon_add(dev_handle, dev_phone, bsize, comm_area, comm_size);
+	rc = devcon_add(devmap_handle, dev_phone, bsize, comm_area, comm_size);
 	if (rc != EOK) {
 		munmap(comm_area, comm_size);
@@ -195,11 +195,11 @@
 }
 
-void block_fini(dev_handle_t dev_handle)
-{
-	devcon_t *devcon = devcon_search(dev_handle);
+void block_fini(devmap_handle_t devmap_handle)
+{
+	devcon_t *devcon = devcon_search(devmap_handle);
 	assert(devcon);
 	
 	if (devcon->cache)
-		(void) block_cache_fini(dev_handle);
+		(void) block_cache_fini(devmap_handle);
 
 	devcon_remove(devcon);
@@ -214,10 +214,10 @@
 }
 
-int block_bb_read(dev_handle_t dev_handle, aoff64_t ba)
+int block_bb_read(devmap_handle_t devmap_handle, aoff64_t ba)
 {
 	void *bb_buf;
 	int rc;
 
-	devcon_t *devcon = devcon_search(dev_handle);
+	devcon_t *devcon = devcon_search(devmap_handle);
 	if (!devcon)
 		return ENOENT;
@@ -244,7 +244,7 @@
 }
 
-void *block_bb_get(dev_handle_t dev_handle)
-{
-	devcon_t *devcon = devcon_search(dev_handle);
+void *block_bb_get(devmap_handle_t devmap_handle)
+{
+	devcon_t *devcon = devcon_search(devmap_handle);
 	assert(devcon);
 	return devcon->bb_buf;
@@ -272,8 +272,8 @@
 };
 
-int block_cache_init(dev_handle_t dev_handle, size_t size, unsigned blocks,
+int block_cache_init(devmap_handle_t devmap_handle, size_t size, unsigned blocks,
     enum cache_mode mode)
 {
-	devcon_t *devcon = devcon_search(dev_handle);
+	devcon_t *devcon = devcon_search(devmap_handle);
 	cache_t *cache;
 	if (!devcon)
@@ -305,7 +305,7 @@
 }
 
-int block_cache_fini(dev_handle_t dev_handle)
-{
-	devcon_t *devcon = devcon_search(dev_handle);
+int block_cache_fini(devmap_handle_t devmap_handle)
+{
+	devcon_t *devcon = devcon_search(devmap_handle);
 	cache_t *cache;
 	int rc;
@@ -374,5 +374,5 @@
  * @param block			Pointer to where the function will store the
  * 				block pointer on success.
- * @param dev_handle		Device handle of the block device.
+ * @param devmap_handle		Device handle of the block device.
  * @param boff			Block offset.
  * @param flags			If BLOCK_FLAGS_NOREAD is specified, block_get()
@@ -382,5 +382,5 @@
  * @return			EOK on success or a negative error code.
  */
-int block_get(block_t **block, dev_handle_t dev_handle, aoff64_t boff, int flags)
+int block_get(block_t **block, devmap_handle_t devmap_handle, aoff64_t boff, int flags)
 {
 	devcon_t *devcon;
@@ -391,5 +391,5 @@
 	int rc;
 	
-	devcon = devcon_search(dev_handle);
+	devcon = devcon_search(devmap_handle);
 
 	assert(devcon);
@@ -500,5 +500,5 @@
 
 		block_initialize(b);
-		b->dev_handle = dev_handle;
+		b->devmap_handle = devmap_handle;
 		b->size = cache->lblock_size;
 		b->boff = boff;
@@ -549,5 +549,5 @@
 int block_put(block_t *block)
 {
-	devcon_t *devcon = devcon_search(block->dev_handle);
+	devcon_t *devcon = devcon_search(block->devmap_handle);
 	cache_t *cache;
 	unsigned blocks_cached;
@@ -645,5 +645,5 @@
 /** Read sequential data from a block device.
  *
- * @param dev_handle	Device handle of the block device.
+ * @param devmap_handle	Device handle of the block device.
  * @param bufpos	Pointer to the first unread valid offset within the
  * 			communication buffer.
@@ -657,5 +657,5 @@
  * @return		EOK on success or a negative return code on failure.
  */
-int block_seqread(dev_handle_t dev_handle, size_t *bufpos, size_t *buflen,
+int block_seqread(devmap_handle_t devmap_handle, size_t *bufpos, size_t *buflen,
     aoff64_t *pos, void *dst, size_t size)
 {
@@ -665,5 +665,5 @@
 	devcon_t *devcon;
 
-	devcon = devcon_search(dev_handle);
+	devcon = devcon_search(devmap_handle);
 	assert(devcon);
 	block_size = devcon->pblock_size;
@@ -711,5 +711,5 @@
 /** Read blocks directly from device (bypass cache).
  *
- * @param dev_handle	Device handle of the block device.
+ * @param devmap_handle	Device handle of the block device.
  * @param ba		Address of first block.
  * @param cnt		Number of blocks.
@@ -718,10 +718,10 @@
  * @return		EOK on success or negative error code on failure.
  */
-int block_read_direct(dev_handle_t dev_handle, aoff64_t ba, size_t cnt, void *buf)
+int block_read_direct(devmap_handle_t devmap_handle, aoff64_t ba, size_t cnt, void *buf)
 {
 	devcon_t *devcon;
 	int rc;
 
-	devcon = devcon_search(dev_handle);
+	devcon = devcon_search(devmap_handle);
 	assert(devcon);
 	
@@ -739,5 +739,5 @@
 /** Write blocks directly to device (bypass cache).
  *
- * @param dev_handle	Device handle of the block device.
+ * @param devmap_handle	Device handle of the block device.
  * @param ba		Address of first block.
  * @param cnt		Number of blocks.
@@ -746,5 +746,5 @@
  * @return		EOK on success or negative error code on failure.
  */
-int block_write_direct(dev_handle_t dev_handle, aoff64_t ba, size_t cnt,
+int block_write_direct(devmap_handle_t devmap_handle, aoff64_t ba, size_t cnt,
     const void *data)
 {
@@ -752,5 +752,5 @@
 	int rc;
 
-	devcon = devcon_search(dev_handle);
+	devcon = devcon_search(devmap_handle);
 	assert(devcon);
 	
@@ -767,14 +767,14 @@
 /** Get device block size.
  *
- * @param dev_handle	Device handle of the block device.
+ * @param devmap_handle	Device handle of the block device.
  * @param bsize		Output block size.
  *
  * @return		EOK on success or negative error code on failure.
  */
-int block_get_bsize(dev_handle_t dev_handle, size_t *bsize)
+int block_get_bsize(devmap_handle_t devmap_handle, size_t *bsize)
 {
 	devcon_t *devcon;
 
-	devcon = devcon_search(dev_handle);
+	devcon = devcon_search(devmap_handle);
 	assert(devcon);
 	
@@ -784,14 +784,14 @@
 /** Get number of blocks on device.
  *
- * @param dev_handle	Device handle of the block device.
+ * @param devmap_handle	Device handle of the block device.
  * @param nblocks	Output number of blocks.
  *
  * @return		EOK on success or negative error code on failure.
  */
-int block_get_nblocks(dev_handle_t dev_handle, aoff64_t *nblocks)
+int block_get_nblocks(devmap_handle_t devmap_handle, aoff64_t *nblocks)
 {
 	devcon_t *devcon;
 
-	devcon = devcon_search(dev_handle);
+	devcon = devcon_search(devmap_handle);
 	assert(devcon);
 	
@@ -818,5 +818,5 @@
 		printf("Error %d reading %d blocks starting at block %" PRIuOFF64
 		    " from device handle %d\n", rc, cnt, ba,
-		    devcon->dev_handle);
+		    devcon->devmap_handle);
 #ifndef NDEBUG
 		stacktrace_print();
@@ -844,5 +844,5 @@
 	if (rc != EOK) {
 		printf("Error %d writing %d blocks starting at block %" PRIuOFF64
-		    " to device handle %d\n", rc, cnt, ba, devcon->dev_handle);
+		    " to device handle %d\n", rc, cnt, ba, devcon->devmap_handle);
 #ifndef NDEBUG
 		stacktrace_print();
Index: uspace/lib/block/libblock.h
===================================================================
--- uspace/lib/block/libblock.h	(revision 63f89665fc0283c1661274dc636d5a66e03d48b4)
+++ uspace/lib/block/libblock.h	(revision f772bc551e29a820f0a9d75296f62d516efddb9a)
@@ -72,5 +72,5 @@
 	fibril_rwlock_t contents_lock;
 	/** Handle of the device where the block resides. */
-	dev_handle_t dev_handle;
+	devmap_handle_t devmap_handle;
 	/** Block offset on the block device. Counted in 'size'-byte blocks. */
 	aoff64_t boff;
@@ -93,23 +93,23 @@
 };
 
-extern int block_init(dev_handle_t, size_t);
-extern void block_fini(dev_handle_t);
+extern int block_init(devmap_handle_t, size_t);
+extern void block_fini(devmap_handle_t);
 
-extern int block_bb_read(dev_handle_t, aoff64_t);
-extern void *block_bb_get(dev_handle_t);
+extern int block_bb_read(devmap_handle_t, aoff64_t);
+extern void *block_bb_get(devmap_handle_t);
 
-extern int block_cache_init(dev_handle_t, size_t, unsigned, enum cache_mode);
-extern int block_cache_fini(dev_handle_t);
+extern int block_cache_init(devmap_handle_t, size_t, unsigned, enum cache_mode);
+extern int block_cache_fini(devmap_handle_t);
 
-extern int block_get(block_t **, dev_handle_t, aoff64_t, int);
+extern int block_get(block_t **, devmap_handle_t, aoff64_t, int);
 extern int block_put(block_t *);
 
-extern int block_seqread(dev_handle_t, size_t *, size_t *, aoff64_t *, void *,
+extern int block_seqread(devmap_handle_t, size_t *, size_t *, aoff64_t *, void *,
     size_t);
 
-extern int block_get_bsize(dev_handle_t, size_t *);
-extern int block_get_nblocks(dev_handle_t, aoff64_t *);
-extern int block_read_direct(dev_handle_t, aoff64_t, size_t, void *);
-extern int block_write_direct(dev_handle_t, aoff64_t, size_t, const void *);
+extern int block_get_bsize(devmap_handle_t, size_t *);
+extern int block_get_nblocks(devmap_handle_t, aoff64_t *);
+extern int block_read_direct(devmap_handle_t, aoff64_t, size_t, void *);
+extern int block_write_direct(devmap_handle_t, aoff64_t, size_t, const void *);
 
 #endif