* The kernel's address space is now also a resource that is known to the low

resource manager.
* Could be drastically improved, though, by taking the fragmentation into
  account.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@34309 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/low_resource_manager.h

@@ -1,6 +1,6 @@
 /*
  * Copyright 2008, Ingo Weinhold, [email protected].
- * Copyright 2005-2007, Axel Dörfler, [email protected]. All rights reserved.
+ * Copyright 2005-2009, Axel Dörfler, [email protected].
  * Distributed under the terms of the MIT License.
  */
 #ifndef _KERNEL_LOW_RESOURCE_MANAGER_H
@@ -22,10 +22,12 @@ enum {
 	B_KERNEL_RESOURCE_PAGES			= 0x01,	/* physical pages */
 	B_KERNEL_RESOURCE_MEMORY		= 0x02,	/* reservable memory */
 	B_KERNEL_RESOURCE_SEMAPHORES	= 0x04,	/* semaphores */
+	B_KERNEL_RESOURCE_ADDRESS_SPACE	= 0x08, /* address space */
 
 	B_ALL_KERNEL_RESOURCES			= B_KERNEL_RESOURCE_PAGES
 										| B_KERNEL_RESOURCE_MEMORY
 										| B_KERNEL_RESOURCE_SEMAPHORES
+										| B_KERNEL_RESOURCE_ADDRESS_SPACE
 };
 
 typedef void (*low_resource_func)(void *data, uint32 resources, int32 level);

headers/private/kernel/vm.h

@@ -115,6 +115,7 @@ void vm_get_info(struct system_memory_info *info);
 uint32 vm_num_page_faults(void);
 off_t vm_available_memory(void);
 off_t vm_available_not_needed_memory(void);
+size_t vm_kernel_address_space_left(void);
 
 status_t vm_memset_physical(addr_t address, int value, size_t length);
 status_t vm_memcpy_from_physical(void* to, addr_t from, size_t length,