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Subject: PERFORCE change 191524 for review
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http://p4web.freebsd.org/@@191524?ac=10

Change 191524 by jhb@jhb_fiver on 2011/04/15 03:35:37

	Add rman_is_empty() routine.

Affected files ...

.. //depot/projects/pci/sys/kern/subr_rman.c#7 edit
.. //depot/projects/pci/sys/sys/rman.h#5 edit

Differences ...

==== //depot/projects/pci/sys/kern/subr_rman.c#7 (text+ko) ====

@@ -1058,6 +1058,12 @@
 }
 
 int
+rman_is_empty(struct rman *rm)
+{
+	return (TAILQ_EMPTY(&rm->rm_list));
+}
+
+int
 rman_is_region_manager(struct resource *r, struct rman *rm)
 {
 

==== //depot/projects/pci/sys/sys/rman.h#5 (text+ko) ====

@@ -135,6 +135,7 @@
 int	rman_last_free_region(struct rman *rm, u_long *start, u_long *end);
 uint32_t rman_make_alignment_flags(uint32_t size);
 int	rman_manage_region(struct rman *rm, u_long start, u_long end);
+int	rman_is_empty(struct rman *rm);
 int	rman_is_region_manager(struct resource *r, struct rman *rm);
 int	rman_release_region(struct rman *rm, u_long start, u_long end);
 int	rman_release_resource(struct resource *r);