Define needfree

diff --git a/include/sys/vmsystm.h b/include/sys/vmsystm.h
index e10a1dc5422cda6942ce974335664ca8a660744f..e92c17bddb2bc7fba39e03372142a8c7fa046578 100644 (file)
--- a/include/sys/vmsystm.h
+++ b/include/sys/vmsystm.h
@@ -38,6 +38,7 @@ extern vmem_t *zio_alloc_arena;               /* arena for zio caches */
 #define freemem                                nr_free_pages() // Expensive on linux,
                                                        // cheap on solaris
 #define minfree                                0
+#define needfree                       0       /* # of needed pages */
 #define ptob(pages)                    (pages * PAGE_SIZE)
 #define membar_producer()              smp_wmb()
 
@@ -93,10 +94,6 @@ copyinstr(const void *from, void *to, size_t len, size_t *done)
  * processes but not yet allocated */
 #define deficit                                0
 
-/* A guess as to how many page are needed to satisfy
- * stalled page creation requests */
-#define needfree                       0
-
 /* A bootlean the controls the setting of deficit */
 #define desperate