Changes in kernel/generic/src/mm/frame.c [d99c1d2:9dae191e] in mainline

File:

• kernel/generic/src/mm/frame.c (modified) (2 diffs)

kernel/generic/src/mm/frame.c

@@ -1202 +1202 @@
 
 /** Return total size of all zones. */
-uint64_t zone_total_size(void)
+uint64_t zones_total_size(void)
 {
         ipl_t ipl = interrupts_disable();
@@ -1218 +1218 @@
 }
 
+void zones_stats(uint64_t *total, uint64_t *unavail, uint64_t *busy,
+    uint64_t *free)
+{
+        ASSERT(total != NULL);
+        ASSERT(unavail != NULL);
+        ASSERT(busy != NULL);
+        ASSERT(free != NULL);
+        
+        ipl_t ipl = interrupts_disable();
+        spinlock_lock(&zones.lock);
+        
+        *total = 0;
+        *unavail = 0;
+        *busy = 0;
+        *free = 0;
+        
+        size_t i;
+        for (i = 0; i < zones.count; i++) {
+                *total += (uint64_t) FRAMES2SIZE(zones.info[i].count);
+                
+                if (zone_flags_available(zones.info[i].flags)) {
+                        *busy += (uint64_t) FRAMES2SIZE(zones.info[i].busy_count);
+                        *free += (uint64_t) FRAMES2SIZE(zones.info[i].free_count);
+                } else
+                        *unavail += (uint64_t) FRAMES2SIZE(zones.info[i].count);
+        }
+        
+        spinlock_unlock(&zones.lock);
+        interrupts_restore(ipl);
+}
+
 /** Prints list of zones. */
-void zone_print_list(void)
+void zones_print_list(void)
 {
 #ifdef __32_BITS__