Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / include / asm-ia64 / topology.h

diff --git a/include/asm-ia64/topology.h b/include/asm-ia64/topology.h
index d4105bd..616b5ed 100644 (file)
--- a/include/asm-ia64/topology.h
+++ b/include/asm-ia64/topology.h
@@ -18,6 +18,15 @@
 #include <asm/smp.h>
 
 #ifdef CONFIG_NUMA
+
+/* Nodes w/o CPUs are preferred for memory allocations, see build_zonelists */
+#define PENALTY_FOR_NODE_WITH_CPUS 255
+
+/*
+ * Distance above which we begin to use zone reclaim
+ */
+#define RECLAIM_DISTANCE 15
+
 /*
  * Returns the number of the node containing CPU 'cpu'
  */
@@ -38,15 +47,73 @@
 /*
  * Returns the number of the first CPU on Node 'node'.
  */
-#define node_to_first_cpu(node) (__ffs(node_to_cpumask(node)))
+#define node_to_first_cpu(node) (first_cpu(node_to_cpumask(node)))
 
-/* Cross-node load balancing interval. */
-#define NODE_BALANCE_RATE 10
+/*
+ * Determines the node for a given pci bus
+ */
+#define pcibus_to_node(bus) PCI_CONTROLLER(bus)->node
 
 void build_cpu_to_node_map(void);
 
+#define SD_CPU_INIT (struct sched_domain) {            \
+       .span                   = CPU_MASK_NONE,        \
+       .parent                 = NULL,                 \
+       .groups                 = NULL,                 \
+       .min_interval           = 1,                    \
+       .max_interval           = 4,                    \
+       .busy_factor            = 64,                   \
+       .imbalance_pct          = 125,                  \
+       .per_cpu_gain           = 100,                  \
+       .cache_nice_tries       = 2,                    \
+       .busy_idx               = 2,                    \
+       .idle_idx               = 1,                    \
+       .newidle_idx            = 2,                    \
+       .wake_idx               = 1,                    \
+       .forkexec_idx           = 1,                    \
+       .flags                  = SD_LOAD_BALANCE       \
+                               | SD_BALANCE_NEWIDLE    \
+                               | SD_BALANCE_EXEC       \
+                               | SD_WAKE_AFFINE,       \
+       .last_balance           = jiffies,              \
+       .balance_interval       = 1,                    \
+       .nr_balance_failed      = 0,                    \
+}
+
+/* sched_domains SD_NODE_INIT for IA64 NUMA machines */
+#define SD_NODE_INIT (struct sched_domain) {           \
+       .span                   = CPU_MASK_NONE,        \
+       .parent                 = NULL,                 \
+       .groups                 = NULL,                 \
+       .min_interval           = 8,                    \
+       .max_interval           = 8*(min(num_online_cpus(), 32)), \
+       .busy_factor            = 64,                   \
+       .imbalance_pct          = 125,                  \
+       .cache_nice_tries       = 2,                    \
+       .busy_idx               = 3,                    \
+       .idle_idx               = 2,                    \
+       .newidle_idx            = 0, /* unused */       \
+       .wake_idx               = 1,                    \
+       .forkexec_idx           = 1,                    \
+       .per_cpu_gain           = 100,                  \
+       .flags                  = SD_LOAD_BALANCE       \
+                               | SD_BALANCE_EXEC       \
+                               | SD_BALANCE_FORK       \
+                               | SD_WAKE_BALANCE,      \
+       .last_balance           = jiffies,              \
+       .balance_interval       = 64,                   \
+       .nr_balance_failed      = 0,                    \
+}
+
 #endif /* CONFIG_NUMA */
 
+#ifdef CONFIG_SMP
+#define topology_physical_package_id(cpu)      (cpu_data(cpu)->socket_id)
+#define topology_core_id(cpu)                  (cpu_data(cpu)->core_id)
+#define topology_core_siblings(cpu)            (cpu_core_map[cpu])
+#define topology_thread_siblings(cpu)          (cpu_sibling_map[cpu])
+#endif
+
 #include <asm-generic/topology.h>
 
 #endif /* _ASM_IA64_TOPOLOGY_H */