Changeset 8d308b9 in mainline for kernel/generic/src/mm/reserve.c

Timestamp:

2011-05-15T19:28:27Z (13 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

0d8a304, 9d47440

Parents:

d61c3a7

Message:

Start tracking reservable memory after zones are created and possibly
merged. The initial amount of reservable memory is the number of free
frames at the time of call to reserve_init().

File:

• kernel/generic/src/mm/reserve.c (modified) (1 diff)

kernel/generic/src/mm/reserve.c

@@ -45 +45 @@
 IRQ_SPINLOCK_STATIC_INITIALIZE_NAME(reserve_lock, "reserve_lock");
 static ssize_t reserve = 0;
+
+/** Initialize memory reservations tracking.
+ *
+ * This function must be called after frame zones are created and merged
+ * and before any address space area is created.
+ */
+void reserve_init(void)
+{
+        reserve = frame_total_free_get();
+}
 
 /** Try to reserve memory.