for_each_online_node(node) \
if (nr_cpus_node(node))
-#ifndef node_distance
/* Conform to ACPI 2.0 SLIT distance definitions */
#define LOCAL_DISTANCE 10
#define REMOTE_DISTANCE 20
+#ifndef node_distance
#define node_distance(from,to) ((from) == (to) ? LOCAL_DISTANCE : REMOTE_DISTANCE)
#endif
#ifndef RECLAIM_DISTANCE
#define SD_SIBLING_INIT (struct sched_domain) { \
.span = CPU_MASK_NONE, \
.parent = NULL, \
+ .child = NULL, \
.groups = NULL, \
.min_interval = 1, \
.max_interval = 2, \
- .busy_factor = 8, \
+ .busy_factor = 64, \
.imbalance_pct = 110, \
.cache_nice_tries = 0, \
- .per_cpu_gain = 25, \
.busy_idx = 0, \
.idle_idx = 0, \
- .newidle_idx = 1, \
+ .newidle_idx = 0, \
.wake_idx = 0, \
.forkexec_idx = 0, \
.flags = SD_LOAD_BALANCE \
#endif
#endif /* CONFIG_SCHED_SMT */
+#ifdef CONFIG_SCHED_MC
+/* Common values for MC siblings. for now mostly derived from SD_CPU_INIT */
+#ifndef SD_MC_INIT
+#define SD_MC_INIT (struct sched_domain) { \
+ .span = CPU_MASK_NONE, \
+ .parent = NULL, \
+ .child = NULL, \
+ .groups = NULL, \
+ .min_interval = 1, \
+ .max_interval = 4, \
+ .busy_factor = 64, \
+ .imbalance_pct = 125, \
+ .cache_nice_tries = 1, \
+ .busy_idx = 2, \
+ .idle_idx = 0, \
+ .newidle_idx = 0, \
+ .wake_idx = 1, \
+ .forkexec_idx = 1, \
+ .flags = SD_LOAD_BALANCE \
+ | SD_BALANCE_NEWIDLE \
+ | SD_BALANCE_EXEC \
+ | SD_WAKE_AFFINE \
+ | SD_WAKE_IDLE \
+ | SD_SHARE_PKG_RESOURCES\
+ | BALANCE_FOR_MC_POWER, \
+ .last_balance = jiffies, \
+ .balance_interval = 1, \
+ .nr_balance_failed = 0, \
+}
+#endif
+#endif /* CONFIG_SCHED_MC */
+
/* Common values for CPUs */
#ifndef SD_CPU_INIT
#define SD_CPU_INIT (struct sched_domain) { \
.span = CPU_MASK_NONE, \
.parent = NULL, \
+ .child = NULL, \
.groups = NULL, \
.min_interval = 1, \
.max_interval = 4, \
.busy_factor = 64, \
.imbalance_pct = 125, \
.cache_nice_tries = 1, \
- .per_cpu_gain = 100, \
.busy_idx = 2, \
- .idle_idx = 1, \
- .newidle_idx = 2, \
+ .idle_idx = 0, \
+ .newidle_idx = 0, \
.wake_idx = 1, \
.forkexec_idx = 1, \
.flags = SD_LOAD_BALANCE \
| SD_BALANCE_NEWIDLE \
| SD_BALANCE_EXEC \
| SD_WAKE_AFFINE \
- | BALANCE_FOR_POWER, \
+ | SD_WAKE_IDLE \
+ | BALANCE_FOR_PKG_POWER,\
.last_balance = jiffies, \
.balance_interval = 1, \
.nr_balance_failed = 0, \
#define SD_ALLNODES_INIT (struct sched_domain) { \
.span = CPU_MASK_NONE, \
.parent = NULL, \
+ .child = NULL, \
.groups = NULL, \
.min_interval = 64, \
.max_interval = 64*num_online_cpus(), \
.newidle_idx = 0, /* unused */ \
.wake_idx = 0, /* unused */ \
.forkexec_idx = 0, /* unused */ \
- .per_cpu_gain = 100, \
- .flags = SD_LOAD_BALANCE, \
+ .flags = SD_LOAD_BALANCE \
+ | SD_SERIALIZE, \
.last_balance = jiffies, \
.balance_interval = 64, \
.nr_balance_failed = 0, \
}
-#ifdef CONFIG_SCHED_MC
-#ifndef SD_MC_INIT
-/* for now its same as SD_CPU_INIT.
- * TBD: Tune Domain parameters!
- */
-#define SD_MC_INIT SD_CPU_INIT
-#endif
-#endif
-
#ifdef CONFIG_NUMA
#ifndef SD_NODE_INIT
#error Please define an appropriate SD_NODE_INIT in include/asm/topology.h!!!